LED professional Review (LpR) – May/June 2026 – LpR#115

MATERIALS AS A KEY ENABLER BY MARTIJN

A. BEUKEMA, DOW

TURNING RESEARCH INTO BEST PRACTICE BY PETER THORNS, CIE

LightingtheSmart BuildingEra

Thefutureofintelligentbuildingswillnotbedefinedbyindividual technologies,butbytheabilityofsystemstocommunicateand collaborate.Lighting,sensors,controls,softwareplatforms,andbuilding servicesareincreasinglyconvergingintointegratedecosystemsthat enablegreaterefficiency,sustainability,andusercomfort.Asbuildings becomemoreconnected,interoperabilityisbecomingakeyrequirement forlong-termsuccess.

Withinthisevolution,lightinghasmovedfarbeyonditstraditionalroleof providingillumination.Today,lightinginfrastructureservesasaplatformfor automation,monitoring,andbuilding-wideintelligence,creatingnew opportunitiesformanufacturers,systemintegrators,designers,and buildingowners.Amongthetechnologiessupportingthisdevelopment, DALIhasestablisheditselfasoneoftheindustry’smostsuccessful examplesofopencollaboration.Ithasevolvedfromalightingcontrol protocolintoawidelyadoptedecosystemthatenablesinteroperability acrossproducts,applications,andprojectsofeveryscale.

ThisissueofLEDprofessionalReviewhighlightsthebreadthandmaturity ofthisecosystem.WebeginwiththeZayedInternationalAirportinAbu Dhabi,currentlytheworld’slargestDALIinstallation.PaulDrosihnprovides insightsintothefutureofopenlightingcontrol,whileSimmtronic showcaseshowDALI-2enablesflexibilityandintelligentintegrationat Co-opLive.FurtherdevelopmentsarereflectedinLunatone’sdiscussion ofDALI-2multi-masterstructuresandBluetoothSIG’snewcertification specificationsforBluetooth®NLC-to-DALIgateways.Together,these contributionsillustratehowdifferenttechnologiescancomplementone anothertocreatemoreflexiblebuildinginfrastructures.

Beyondtechnology,wealsoexplorethebroaderlightingcommunity throughcontributionsfromtheCIE,internationalindustryevents,andour interviewwithDow’sMartijnBeukema.

Asintelligentbuildingscontinuetoevolve,openecosystems,standardized communication,andcollaborativeinnovationwillshapethenext generationofconnectedinfrastructure.Themostsuccessfulsolutionswill bethosethatenableseamlesscooperationacrosstheentirebuilding environment.

YoursSincerely,

SiegfriedLuger

8 DALI–TheOpenStandardfortheNext GenerationofLightingControl byPaulDrosihn

16 MartijnA.Beukema,TechnicalService& DevelopmentScientistatDow compiledbyEditors,LEDprofessional

DALIFOCUS

20 ZayedInternationalAirport,AbuDhabi–TheWorld’sLargestDALIInstallation byDelmatic

24 23,500Seats,OneIntelligentDALI-2 Platform bySimmtronic

30 DALI-2Multi-MasterStructure: FoundationforFlexibleRoomand BuildingControl byLunatone

46 CIE–TurningResearchintoBest Practice

50 WorldPremiereinLight:Bartenbach UnveilstheSkyDomeandaNew“World ofLight”

GlobalLightingDesignLeaderstoParis

PaulDrosihn

PaulDrosihnistheGeneral ManageroftheDALIAlliance.A managementexpertwithmore than30yearsofexperienceinthe electronicsandLEDlighting industries,hehaspreviouslyhelda numberofleadershippositionsin sales,businessdevelopment,and strategicmarketing.Drosihnisa memberoftheIEEEandAMBA, andaFellowoftheInstituteof LeadershipandManagement.

DALI–TheOpenStandardfortheNext GenerationofLightingControl

DataIntegrationandHybridSystems aretheFutureofSmartLighting

Today,lightingsystemsareincreasingly becominganintegralpartofaconnected buildinginfrastructure.Theynolonger justprovidelight,butalsodata,status information,andcontrolsignalsforbuilding managementplatforms.Thisincreasesthe importanceofrobust,openstandardsthat reliablyconnectdifferentsystems.The DALIAllianceisdrivingthistransformationforwardbyprovidingthetechnical frameworkforinteroperablelightingcontrol acrosswired,wireless,andhybridarchitectures.

Inthelightingmarket,lighting,building automation,andtheIoTareincreasingly converging.Lightingisnolongerviewed andplannedinisolation;rather,itisan integralpartofadigitalbuildingstrategy. Thisrequiresstandardsthatensurevendorindependence,technicalsecurity,and scalability.TheDALIecosystemmeets theserequirementswithclearspecificationsandneutralcertification.

FromLightingtoDataPlatform

ManyapplicationstodayrelyontheDALI2standard.Asacertifiedfoundationfor wiredsystems,itensuresreliable,crossvendorinteroperability.Atthesametime, D4ihasestablisheditselfasanimportant extensionfordata-drivenlighting.D4i driversareDALI-2certifiedandyethave mandatoryfeatures:energy,diagnostic, andassetdataarestoredinthedriver andcanbereadoutasneeded.This enablesmoreefficientoperatingstrategies, smartdataapproachessuchaspredictive maintenance,anddata-drivenbuildingoptimization.

HybridSystemsontheRise

WhileBUScablesremainthefoundationof controlledlightingsystems,thedemandfor wirelessextensionsisgrowing,especiallyin existingbuildingsandduringrenovations. Newgatewaytechnologiesenablethe integrationofwirelessprotocols.Last year,DALIAlliancepublishedtestand certificationspecificationsforWireless-toDALIgatewaysforusewithBluetoothNLC orZigbeesystems.Thiscreatesscalable infrastructuresthatcanbeflexiblyadapted todifferentrequirements.

DALI+consistentlybuildsonthisdevelopment.ItextendsDALI-2intothe wirelessandIP-baseddomainsbyutilizing Threadasawirelessmeshnetworking technology.Thisopensupnewpossibilitiesforthedesignandimplementation oflightingsystemswherewirescannot beused.Usingthesamesystemlogic, mixedwiredandwirelessarchitecturescan alsobeimplementedwithoutanylossof functionality.

MarketDevelopmentandDynamics

Inadditiontothetechnology,themarket isalsoshowingclearmomentum:global demandforinteroperable,standardized solutionsisrising—drivenbygrowingrequirementsforenergyefficiency,sustainability,anddigitalinfrastructure.DALIbasedsystemsaregainingground,particularlyinlargeinfrastructureprojectsandin thesmartcityenvironment.

PoolingandMakingKnowledgeAccessible Assystemsbecomemorecomplex,the needforinformationincreases.DALI Allianceisthereforeexpandingitsofferings oftrainingandtechnicalguidelinesfor designers,integrators,andoperators.

Lastbutnotleast,topicssuchascybersecurityandregulatoryrequirementsare alsocomingintosharperfocus.Thisis becausenetworkedlightingsystemsmust bedesignedtobesecureandcompliant withstandardsaspartoftheIoT.Open standardsareanimportantfoundationfor this—buttheymustbesupplementedby clearimplementationguidelines.

DALIisattheheartofadynamicand fundamentaltransformationinlighting.Its combinationofinteroperability,datacapabilities,andtechnologicalopennessmakes thestandardakeybuildingblockofsmart buildings.Companiesbenefitfromthis powerfulprotocolandcandevelopinnovativeproductsandapplications—from energy-efficientlightingsolutionstofully networked,data-driveninfrastructures.In thisway,DALIopensupnewpossibilities andshapesthenextgenerationoflighting control. ■ P.D.

FirstSolutionCertified AgainstNewDALID4iTALQ

ZhagaProfiles

www.talq-consortium.org

TheTALQConsortium,whichdevelopedthe SmartCityProtocol,aglobalinterface standardforsmartcityapplications, announcesthefirstcertifiedsolutionagainst thenewDALID4iZhagaprofiles.Therecently re-certifiedCentralManagementSoftware (CMS)includesnowboth‘DALID4iLuminaire TALQZhaga’and‘DALID4iSensorsTALQ Zhaga’profiles,introducedwithVersion2.7of theTALQSpecification.Thismarksan importantsteptowardsmoreinteroperability andseamlessdataexchangeinsmart outdoorlightingecosystems.Currentlythein total85productsasofficiallyTALQ-certified listedsolutionsinclude37Central ManagementSoftware(CMS)and48TALQ Gateways(OutdoorDeviceNetworks,ODN).

Asinvestmentsinnewstreetlighting infrastructureandinothersmartcity applicationsarelong-terminvestments,cities andcommunitiesmoreandmoreaskfor interoperableandopensolutionswhichallow themtocombinedifferentvendorsthroughout severalinvestmentandroll-outcycles.For manyyears,theTALQConsortiumhasbeen supportingcitiesintheirtenderingprocesses andsupplierselection.Thisisdonenotonly throughthecertificationofsolutions successfullyintegratingtheTALQSmartCity Protocolstandard,butalsobydefiningtypical profiles,functionalcitytestcasesand publishingdetailedcapabilitylistsof TALQ-certifiedproductstoeasecities’ definitionofindividualrequirements.

TALQProfilesgroupvarioussmartcityuse cases:BydefiningTALQProfiles,the Consortiumhasuseditsmembers’expertise togroupseveralsmartcityusecasesand definedforeachprofileasetofmandatoryand optionalfunctionalities.Theexistingprofiles forCabinetControl,EnvironmentalMonitoring, Lighting,LightingAssetManagement,Smart Parking,SmartTraffic,andWaste Managementwererecentlyenlargedwiththe twonewDALID4iLuminaireTALQZhagaand DALID4iSensorsTALQZhagaprofiles.The conceptofTALQProfilesandfunctionaltest casesallowsastep-by-stepapproachto

definetenderrequirements.Forcities,utilities, projectplannersandconsultants,theprofiles, theTALQTenderTemplateandtheproduct filteringtoolontheconsortium’swebsite provideapracticalguidewhendraftinga tenderandevaluatingsolutions.Allthese elementsareavailablepubliclyandfreeof charge.Byincludingtailoredrequirementsin theirtenders,citiescanbetterselectmatching productstoindividualneeds,ensurethat certifiedproductsimplementaconsistent, well-definedfeaturesetandavoidvendor lock-inbyrelyingoninteroperable multi-vendorsolutions.

TALQProfilestypicallyallowflexibilityforthe wayinwhichTALQcomponentsimplement specificusecases,suchasthebroaderstreet lightingprofile.ThetwonewDALID4iTALQ Zhagaprofiles,however,imposeastricter frameworkalignedwiththeDALIbooks comprisingD4ibymakingallfunctionalities mandatory.Thisreducesimplementation variabilityandsupportspredictablebehavior acrosssystemsfromdifferentvendors.

Morecertifiedsolutionseverymonth:All85 officiallyTALQ-certifiedproductsarelistedon theConsortium’swebsite,includingadetailed capabilitylistforeachsystem.Theselists summarizeperproductwhichTALQProfiles aresupportedandwhichfunctionaltestshave beenpassed,usingeasytounderstand, application-orienteddescriptions.

Amongthecertifiedsolutions,oneproductis alreadycertifiedagainstbothofthenewDALI D4iTALQZhagaprofilesintroducedwith Version2.7oftheTALQSpecification.Robert Tissing,CEOofLuminext,explains:”Asactive contributorstothedevelopmentoftheTALQ Protocol,wemovedquicklytomakethese newprofilesavailabletoourclients, immediatelyafterthestandardwasreleased. Thankstotheoutstandingworkofour softwareteam,certificationwasachievedthe verynextday—ensuringourclientscanstart benefitingfromthiscapabilityrightaway.”

“Weareproudtoseenotonlythenumberof certificationsclimbingeverymonthbutalsoan understandingisgrowingofwhich functionalitiesarenecessarytodesigna powerfulandscalableinfrastructure throughouttheentiresmartcitylandscape globally,”addsSimonDunkley,Secretary GeneraloftheTALQConsortium.

CertifiedproductsareclassifiedasCMSor Gateways.Itisimportanttounderstandthat theTALQGatewayisalogicalfunctionandis typicallydistinctfromcommunication gateways(suchasLoRaWANandMesh gateways)usedwithinOutdoorDevice Networks(ODN).TheTALQGateway representsthestandardizedinterfacebetween anODNandtheCMS.TheTALQProtocol, andthereforetheTALQGateway,isnetwork agnosticandindependentoftheunderlying communicationtechnology. ■

PhilipsSkylight,Designedto BringtheFeelingofDaylight

Indoors

www.signify.com

SignifyannouncedPhilipsSkylight,anew ceilinglightingrangedesignedtorecreatethe feelingofdaylightindoors.Inspiredbythe naturalbrightness,depthandrhythmof sunlight,PhilipsSkylightcombinesadvanced LEDlightingtechnologieswithintuitive everydayexperiencestohelppeoplefeelmore connectedtonaturallight—evenwhile indoors.

Aspeoplespendanincreasingamountof timeindoors,accesstonaturaldaylighthas becomemorelimited.NewSignifyresearch foundthat58%feeltheyspendtoomuchtime indoors,while89%saytheyfeelmore energeticwhentheygetenoughdaylight.In addition,43%areopentosolutionsthat recreatedaylightindoors.PhilipsSkylightwas developedtoaddressthisshift,helpingpeople bringthefeelingofdaylightintotheirhomes.

“Lighthasalwaysbeenaboutmorethan illumination,”saidHellenvanderPlas–CEO SignifyNetherlandsandGlobalBusiness LeaderPhilipsLED.“For135years,wehave continuouslyevolvedhowlightingimproves people’slives—fromelectriclighttoLED,and nowtowardsexperiencesthatsupport wellbeing,comfortandhowpeoplefeelin theirhomeseveryday.Aspeoplespendmore timeindoors,thereisanopportunitytorethink therolelightingcanplayinhelpingpeoplefeel moreconnectedtothenaturalrhythmsof daylight.Skylightreflectsthatnextstep.”

UsingSignify’sNatureConnecttechnology, Skylightisdesignedtoreproducethenatural brightness,shadesanddepthofdaylight, creatingthevisualimpressionofawindowto theskyinsidethehome.Theslimceiling paneldeliverssoft,evenlydistributed illuminationthathelpscreatebrighter,more comfortablelivingenvironments.

Theintegratedautodayrhythmfeature automaticallyadjustsbrightnessandtone throughouttheday.SupportedbyPhilips BioUpLEDs,Skylightdeliversbrighter, blue-enrichedlightduringthedayandwarmer lightintheevening,inspiredbyresearchon circadianstimulationandalertness.

Userscanselectfromfivepreset daylight-inspiredscenesdependingontheir activities,rangingfromfocuseddaytime lightingtowarmereveningambiance.

ThePhilipsSkylightfamilyalsoincludesPhilips SkylightVitaUpvariants,featuringan integratedUV-Bmoduledesignedtosupport thebody’snaturalvitaminDproduction indoors.TheVitaUpfeatureincludes integratedsafetycontrols,includingautomatic shutoffaftereighthoursormanualcontrolvia theincludedremote.

LearnallaboutPhilipsSkylighthere: http://www.philips.com/skylight

Designedforeverydayliving

PhilipsSkylightisdesignedforintuitive everydayuse.Therangeincludes:

• PhilipsSkylightMedium

• PhilipsSkylightLarge

• PhilipsSkylightVitaUpMedium

• PhilipsSkylightVitaUpLarge

Allvariantsinclude:

• Surfacemountedslimceilingprofile

• Includedremotecontrol

• Fivepresetlightingscenes

• Autodayrhythmfunctionality

• IP44ratingforuseinbathroomsanddamp environments

PhilipsSkylightandPhilipsSkylightVitaUpwill becomeavailableacrossselectedEuropean marketsstartingJune2026. ■

TelefónicaTechDigitizes PublicLightinginthe MunicipalityofBurriana

telefonicatech.com

ThejointventureformedbyFerrovialEnergía andEndesahaschosenTelefónicaTechasits technologypartnertocarryoutitsprojectto digitizepubliclightinginthemunicipalityof Burriana(Valencia).

TelefónicaTechhasimplementeditssmart lightingsolutiontoenableFerrovialEnergía andEndesatoremotelymanagethe municipality’sLEDstreetlightsindividually.The

Connect with our lighting experts for all your global market access and certification needs.

Learn more at Market Access for Lighting | UL Solutions

technologycompanyhasdeployedmorethan 6,300nodesdesignedandmanufacturedby TellinkandequippedthemwithNB-IoT connectivity,whichallowsformass deploymentsandcoverageinhard-to-reach areas,sothattheinformationcollectedat eachlightcanbetransmittedtoaplatformfor monitoringandremotecontrol.

TelefónicaTech’ssmartlightingsolutionwill enabletheconsortiumtoremotelyand efficientlycontrolthefunctioning,operation andmaintenanceofthelights.Itoffersthe abilitytoregulatethelightintensityofeach lightaccordingtothecity’sneeds,avoiding havingstreetlightsonoratmaximumintensity inareaswithlittletrafficor,conversely, increasinglightingduringeventswithlarge crowds.

Likewise,thedigitizationofpubliclightingalso facilitatesthemonitoringofconsumptionand optimizesinfrastructuremaintenanceby havingtheabilitytodetectfaultsor breakdownsremotelyandbeforetheyoccur andaffecttheserviceprovidedtocitizens.

Theprojectalsohasaclearenvironmental componentandgeneratesnumerousbenefits intermsofcitizens’qualityoflife.The adaptabilityofthelightingatanygiventime contributestoincreasedsafetyand sustainabilityinthemunicipality,reducinglight

pollution,energyconsumptionand, consequently,thecarbonfootprint.

TheFerrovialEnergía-Endesajointventure statesthat“makingstreetlightssmartnotonly helpstoimproveenergyefficiencybutalso optimizesmaintenancetasksandfacility managementbymonitoringconsumptionand takingactioninresponsetoanydeviations thatmayoccur.Thejointventureis responsibleformakingthemulti-million-pound investmentinthedigitizationofpubliclighting inthemunicipalityofBurriana”.

DarioCesena,DirectorofIoTatTelefónica Tech,says:“Oursmartstreetlightingsolution consistsofconnectingthedifferentlighting pointswithNB-IoTtechnologytofacilitate efficientandsustainableremotemanagement. Withthissolution,utilitiescanreduceenergy consumptionincitiesand,withit,local councils’electricitycosts,achieving,among otherthings,savingsinmaintenancebybeing abletopredictpossiblefaultsorbreakdowns.”

DionisioMartínez,CEOofTellink,says:”Tellink isproudthatthejointventureformedby FerrovialEnergíaandEndesaisonceagain countingonTelefónicaTechandusforanew massdeploymentofTellinkTSmart-ZD4i smartlightingcontrollers,togetherwiththe remotemanagementsoftwareplatform. Tellink’sremotemanagementsystemshelpto

achievetwoobjectivessimultaneously: improvingthequalityofpubliclightingfor citizensandvisitorsandenablingthe municipalitytoreduceitsenergycostsand meetitssustainabilitygoals.” ■

WürthElektronikExpandsits HorticultureLEDPortfolio

redexpert.we-online.com

WürthElektronikhasmadeanameforitself withLEDsforcontrolledplantcultivationand hasexpandeditsWL-SMDCHorticulture productlinewithnewLEDsinthe3535 package.

TheseLEDsfeatureaphotonefficacy(PPE)of upto4.9µmol/Jandaphotosyntheticphoton flux(PPF)ofupto6.34µmol/s.Thethree LEDs–withwavelengthsof450,660,and 730nm–setnewstandardsforprofessional lightingsolutionsingreenhousesandin ControlledEnvironmentalAgriculture(CEA).

TheLEDsaredimmableandcontrollable, enablingpreciseadjustmentoflightintensity andspectrum.The“Horticalculator”onthe REDEXPERTonlinesimulationplatformcan beusedtocreateandoptimizecustomized lightingrecipes.Spectralmixescanbe preciselymatchedtodifferentplantspecies, growthstages,andplantqualityparameters.

Scientificallysound

Thenewseriesisaimedspecificallyat developersandmanufacturersoflighting systemsforgreenhouses,verticalfarming, controlled-environmentagriculture(CEA), containerfarming,specialtycrops,research applications,aswellasalgaeandaquarium lighting.Theirhighefficiency,increased output,andcompact3535packagemake theseLEDsidealformodular,large-scale,and energy-optimizedlightingconcepts.Würth Elektronikworkscloselywithresearch institutions,ensuringscientificinsightshave beenincorporatedintothisnewgenerationof horticultureLEDs.

AllWürthElektronikhorticultureLEDsare availablefromstockwithoutaminimumorder quantity.Freesamplescanberequestedfor developmentprojects.

“ControlledEnvironmentalAgriculture

supportsandcomplementsconventional agricultureandhorticulturewhereverit reachesitslimits,suchasintheyear-round regionalsupplyoffreshproduce.Our horticultureLEDsenablethis.Inviewofthe growingglobalpopulation, location-independentfoodproductionissetto playakeyroleinthefuture,”saysAlexander Gerfer,CTOoftheWürthElektronikeiSos Group. ■

ZumtobelSupports

CompliancewiththeEU BuildingsDirective

www.zumtobel.com

BytheendofMay2026,EUmemberstates hadtotransposetheEnergyPerformanceof BuildingsDirective(EPBD)intonationallaw. Thiswillintroducenewminimumenergy efficiencystandardsfornewandexisting buildings.Inthenon-residentialsector,the leastenergy-efficient16%ofthebuilding stockmustbemodernizedby2030;by2033, thissharewillrisetotheworst-performing 26%.Buildingrenovationissettobe encouragedthroughinvestmentincentives.

LightingplaysakeyrolewithintheEPBD. Zumtobelpositionsitselfasastrong consultingandimplementationpartnerfor ownersandplanners,particularlyintheareas ofautomation,sensortechnology,and documentation.Itsportfolioincludes luminaires,lightinginfrastructure,andlighting managementsystemsdesignedtotranslate EPBDrequirementsintopracticalsolutions–energy-efficient,smart,andpeople-centric.In addition,Zumtobelprovidesperformanceand lifecycledatathatcanserveasabasisfor legallycompliantplanning.

LightingmanagementintheEPBDcontext

Withregardtolighting,theEPBDhighlights energyefficiency,indoorenvironmentalquality (IEQ),andtheSmartReadinessIndicator(SRI) ascentralfactors.TheSRIfocusesonthe integrationofcontrol,dataanalytics,and monitoringintothebuildingautomation system,includingsensor-basedcontrol accordingtooccupancyanddaylight availability,regularperformancechecks,and predictivemaintenance.EPBDdocumentation explicitlyreferenceslightinginthecontextof recommendedintegrationintobuilding

automationsystemsandciteslifecycle calculationdata–includingglobalwarming potential–aspartoftheevidencebase.

Zumtobel’sintelligent,sensor-basedlighting managementsystemLITECOMcanmeet theserequirementscomprehensively.The highlyadaptablesystemhelpsachieveenergy savings,improvevisualcomfort,andreduce operatingcosts.Usingintelligentsensorsand advancedcontroltechnology,lightisused onlywhenitisgenuinelyneeded–aligned withthevisualtask,availabledaylight,andthe presenceofpeople,continuouslydimmedas required.

“Intelligentlycontrolled,sensor-basedlighting solutionsarepivotaltomeetingEPBD requirements–theycanhelpmaintaina building’svalue,reduceenergyconsumption andimprovelightingquality,”saysSebastian Gann,SustainabilityDirectorattheZumtobel Group.

ForplanningEPBD-compliantlighting, standardEN12464-1providesastrong foundation.Itsetsoutrequirementsfor illuminancelevels,lightquality(color rendering),uniformity,andglarelimitation.In addition,LITECOMusessensorstodetermine preciselyhowmuchdaylightisavailable, whetherglareprotectionisrequired,andhow muchartificiallightneedstobe supplemented.Forthispurpose,LITECOM offerspredefinedsequencesalignedwiththe day–nightrhythm.Bydynamicallyadjusting lightcolorandintensitytomatchthebody’s biologicalrhythm,itsupportslighting conceptsthatputpeopleatthecenter (HumanCentricLighting,HCL).Duringthe day,thelighthasanactivatingeffect;inthe evening,itpromotescalmandrelaxationand canhaveapositiveimpactonsleep.

TheEPBDalsostipulatesthatsustainability mustbedocumentedinabuildingresource passport.Zumtobelcanalreadyprovidethe necessarydatatoday–forexamplethrough environmentalproductdeclarationsand evaluationsbasedonitsin-houseCircular DesignRules.InEPBDterms,lighting becomesfuture-readywhenitisplannedasa controllable,integrable,anddocumentable system–onewhosein-useenergyprofilecan betransparentlyverifiedandwhose componentsaredesignedforcircularity. ■

FagerhultisSwitchingLEDs toReduceitsClimateImpact

www.fagerhult.com

Fagerhultisimplementingamajorchange withtheaimofreducingtheclimateimpactof itsluminaires.ByswitchingtothelatestLED technology,Fagerhultisabletoreduceannual emissionsby2,250tonsCO efromthe productsitsells.“Asmallchangeineach

luminairethathasahugeoverallimpact,”says NiclasThulin,SustainabilityManagerat Fagerhult.

ThedecisiontoreplacetheLEDtechnologyin theluminairesisastrategiconeandhasbeen madeatmanagementlevel.Inpractice,this meansthatthemajorityofFagerhult’sindoor rangewillbeequippedwithnewLEDs featuringthelatestgenerationofFlipChip technology.Thischangewillimprove efficiencyandreduceenergyconsumptionby 5–10percent,dependingontheluminaire model.

ASMALLCHANGEWITHABIGIMPACT

“Successfulsustainabilityeffortsentail focusingontherightthings.Inall,85percent ofFagerhult’stotalclimateimpactacrossthe entirevaluechain–Scopes1–3,inother words–comesfromtheenergyconsumption associatedwiththeuseofourproducts.Ifwe canimproveefficiencyandreduceelectricity consumptionfromasignificantportionofour productrange,thiswillhaveamajorimpact,” saysNiclasThulin.

“It’salwaysdifficulttopredictexactlyhow muchachangewillsave,sincetherearemany factorsatplay.Butbyusingdatafrom2025–howmanyluminaireswesoldandtowhich markets–andassumingthattheyareusedfor anaverageof50,000hourswithoutlighting control,weestimatepotentialsavingsof approximately2,250tonsofCO eeachyear.”

Thatisbasicallyanentireforest:

“That’sroughlyequivalenttotheamountof carbondioxideabsorbedby90,000treesina year**.Asaresult,thischangecouldhavea significantimpactonbothourownandour customers’environmentalefforts.”

DOUBLINGTHEOPERATINGTIME

Thechangealsooffersothersustainability benefits.Theoperatingtimeoftheluminaires isdoubledfrom50,000hoursto100,000 hours.Inthelongrun,thiswillentaila reductionintheconsumptionofresources suchasrawmaterialsandothermaterials.It willalsoprovidefinancialbenefitsforour customers,whocanmakeasecureand profitableinvestmentinenergy-efficient lightingwithalongerworkinglife.Withthis newtechnology,allluminaireswillalsohavea ConstantLightOutput,providingstable, high-qualitylightthroughouttheluminaire’s workinglife.Putsimply,goodlighting ergonomicsatwork.

HOWITWORKS

Asmallchangethatproducesbigresults–whatexactlymakesthedifferencefroma technicalstandpoint?

“Ourapproachinvolvesreplacingstandard LEDswiththelatestgenerationofFlipChip technology.Insimpleterms,FlipChiphasa moreadvanceddesigninwhichelectrodes andothercontactsurfacesarepositionedin suchawaythattheydonotblockoraffectthe lightoutput.FlipChipLEDsaresimplymore energy-efficientandrobust,”explainsNiclas Thulin.

Luminairemodelsthatalreadyfeaturethis typeofLEDwillbeupgradedtothelatest generationofFlipChip,aswillallmodelsthat werepreviouslyequippedwithstandardLEDs.

AWIN-WINFOREVERYONE

Thecostoftheupgradewillnotbepassedon tocustomersintheformofmoreexpensive luminairesbutwillbefinancedthroughthe logisticalbenefitsthatthechangewillbring.

“Largerpurchasevolumesandfeweritem numbersmeanwecanoffertheseadded benefits.Improvedenergyefficiency,alonger workinglifeandbetterlightquality,lower energyconsumptionand,aboveall,a significantcontributiontotheclimate,”says NiclasThulin.

“HereatFagerhult,wearecommittedto fulfillingoursocialresponsibilityandoffering solutionsthatcanaddressbothclimate changeandthechallengesassociatedwith futureelectricitysupplies.Inouropinion,our customersshouldn’thavetochoosebetween affordabilityandsustainabilitywhenit’s possibletohaveboth.It’sawin-winfor everyone.” ■

HelvarandSolarDanmark AnnounceStrategic Partnership

helvar.com

HelvarandSolarDanmarkannouncedan excitingnewstrategicpartnership,coming intoeffectfromtoday.Thiscollaboration unitesHelvar’sworld-classintelligentlighting controlsolutionswithSolarDanmark’s extensivedistributionnetwork,robust logistics,andprofoundmarketexpertise.

Asthedemandforsustainableandsmart buildingtechnologiesaccelerates,this partnershippositionsbothorganizationsto betterservetheevolvingneedsoftheDanish market.ByleveragingSolarDanmark’s exceptionalreach,thecollaboration streamlinesaccesstoend-to-endlighting solutions,empoweringcommercial, educational,andhealthcarefacilitiesacross

Denmarktofuture-prooftheiroperationsand achieveambitiousenergy-savingtargets.

ASharedVisionforGrowth

MichaelHauge–BusinessDevelopment Manager,Helvar “Wehavehadastrongcollaborationwithour previouspartneroveranumberofyearsand wetrulyappreciatetheeffortsmadetobuild Helvar’spositioninDenmark.Withthe transitiontoSolarDanmark,wearetakingthe nextstepinourgrowthstrategy.Solar Danmarkbringsastrongmarketposition,a solidsetup,andaclearambitiontodevelop thebusinesstogetherwithus.Forour customers,thismeansimprovedavailability, strongersupport,andclosercollaboration aroundenergy-efficientandintelligentlighting controlsolutions.”

KimLångström–CEO,Helvar “WeareveryproudtowelcomeSolar Danmarkasakeystrategicpartner.Denmark consistentlyleadsthewayinsustainabilityand smartbuildinginnovation,makingitacrucial regionforourgrowth.Byjoiningforceswitha powerhouselikeSolarDanmark,weare ensuringthatourDanishcustomershave accesstothemostadvancedlightingcontrol solutionsavailable.Thispartnershipisa powerfultestamenttooursharedvisionof buildingasmarter,moresustainablefuture.”

MichaelLindSchmidt–VicePresident, SolutionSales,SolarDanmark “Customersneedmorethanjustagood lightingenvironment–theymustalsobeable tomeetnewenergyrequirementsand expectationsforenergy-efficientoperations. WithHelvar’sexpertiseinlightingcontrol,we arestrengtheningouroveralloffering,making iteasierforbothinstallersandendcustomers toaccesstherightcomponents,consultancy andsupport.”

BenefitsforourCustomers

Thistransitionisfundamentallydesignedto provideanenhancedexperienceforall customersacrossDenmark.Byestablishing thispartnership,customerswillbenefitfrom SolarDanmark’sindustry-leadinglogistics, localstockingcapabilitiesandastrong commitmenttomarketeducation. Furthermore,thecombinedtechnical expertiseofbothorganizationswilloffer enhanced,on-the-groundsupport,frominitial specificationthroughtoinstallationand commissioning.

Thecollaborationalignsseamlesslywith Helvar’sestablished‘ConcepttoCompletion’ philosophy,whilstcomplementingSolar Danmark’sdedicationtorobustcustomer service.Byunitingthiscomprehensive approachtosupportingprojectsatevery stagewithSolarDanmark’sextensivereach, bothorganizationsarefocusedonensuring thatdeliveringintelligentlightingcontrolsisa highlyefficientandstraightforwardexperience forallstakeholdersinvolved.

Theofficiallaunchofthispartnershipreflectsa shared,long-termcommitmenttotheregion, ensuringcustomershavethepeaceofmind thatthesolutionstheyrelyonarebackedby globalexpertiseandunparalleledlocal delivery. ■

LaserEvoExtendstheLaser

BladeLegacywithMoreThan OneMillionLighting Configurations

www.iguzzini.com/de/laser-evo

BuildingonthesuccessoftheiconicLaser Bladefamily,iGuzziniintroducesLaserEvo,a highlyversatiledownlightsystemthat redefinesvisualcomfortthrough unprecedenteddesignflexibilityand performance.

SincethelaunchofLaserBladein2012, iGuzzinihastransformedtheperceptionof architecturaldownlightingbymakingthelight sourcevirtuallydisappearfromviewwhile deliveringoutstandingvisualcomfort.With LaserEvo,thecompanytakesthisconceptto thenextlevel,combiningadvancedoptical technologieswithanexceptionallybroad rangeofconfigurationstosupportvirtuallyany architecturalvision.

Designedforretail,hospitality,residential,and commercialenvironments,LaserEvooffers morethanonemillionpossibleconfigurations, enablingdesignerstotailorlightingsolutions tothespecificneedsofeveryproject.The systemcombinesawiderangeofshapes, dimensions,finishes,optics,andinstallation optionswhilemaintainingthevisualcomfort andlightingqualitythathavebecome synonymouswiththeLaserfamily.

Availableineightsizesandfive

configurations—Fixed,Adjustable,Tilted, Shallow,andWallWasher—LaserEvo accommodatesabroadrangeoflighting requirements.TheFixedversionisfurther enhancedbymultiple“supercomfort”optical designs,includingCone,Dome,DomeSpace, Soft,SoftSpace,andSquircle,allowing seamlessintegrationintobothminimalistand expressivearchitecturalconcepts.

LaserEvocoversanextensiveperformance range,withdiametersfromØ17mmtoØ153 mmandluminousfluxlevelsfrom100to 4,000lumens,makingitsuitablefor applicationsrangingfromintimateresidential spacestolarge-scalecommercial environments.Selectversionsareavailable withIP65protection,extendingthesystem’s usetomoredemandingconditions.

AkeyinnovationisthenewPush&Gosystem (patentpending),availableonlarger-diameter versions.Thissolutionenablesrefractorsand opticalaccessoriestobeexchangedquickly andsafelywithouttools,simplifying maintenanceandallowinglightingschemesto evolveovertime.

Inadditiontoopticalperformance,LaserEvo isdesignedfortheeraofintelligentbuildings. Thesystemsupportsadvancedlighting controlthroughDALI-2,Casambi,andan invisibleRFsensorintegratedwithintheceiling architecture.Thesetechnologiesoptimize bothusercomfortandenergyefficiencywhile enablingseamlessintegrationintosmart buildingecosystems.Additionalsmart services,includingpushnotificationsthrough theJiminyapplication,furtherenhance interactionbetweenspacesandoccupants.

LaserEvodeliversexceptionalefficiencyofup to145lm/WwhileachievingUGRvalues below10,ensuringsuperiorvisualcomfort evenindemandingapplications.Combined withitsdiscreetdesignlanguage,advanced controlcapabilities,andvirtuallylimitless customizationoptions,LaserEvoestablishes anewbenchmarkforarchitectural downlighting. ■ MelexisIntegratesOn-Chip

asdoorpanels,dashboardsandchargeport lighting.

Lightinghasbecomeakeyelementofmodern automotivedesign.Acrossbothinteriorand exteriordomains,OEMsareincreasingthe numberoflightingdeploymentstosupport newfunctionality,personalization,andbrand differentiation.However,physical,efficiency, andthermalconstraintsarebecomingmore severeasmoreelectronicsaredeployed deeperwithinthevehicle.Inconventional architectures,supplyingLEDsviaexternal DC/DCconvertersincreasesheatgeneration, componentcount,andlayoutcomplexity, makingithardertomeettheseconstraintsat scale.

The18-channelMLX81119addressesthis challengebyintegratinga1ADC/DC converterthatgeneratesanoptimizedlocal LEDsupplyvoltage,programmablebetween 2.5Vand6V.Ratherthandissipatingexcess voltageasheat,thedevicedynamicallyadapts theLEDsupplytotheactivecolormixand operatingconditions,significantlyreducing powerlossesandthermalstress.Thislevelof voltageoptimizationisnotachievablewith fixedexternalDC/DCconvertersolutions.

With18low-sidecurrentsourcesconfigurable upto60mAandindependent16-bitPWM control,theMLX81119supportsuptosix RGBLEDsperdevice,enablingsmoothcolor transitionsandadvancedlightinganimations. Built-indirectandindirecttemperature sensingallowsactivecompensationacrossall channels,maintainingstablecolorpointsover thefullautomotivetemperaturerange.

www.melexis.com

MelexisannouncestheMLX81119,an 18-channelLINRGBLEDcontrollerwithan integratedDC/DCconverter,designedto simplifyandoptimizeautomotivelighting systems.BygeneratingtheLEDsupply voltagelocallyon-chip,theMLX81119 significantlyreducespowerdissipation, externalcomponentsandspacerequirements inincreasinglydensevehicleapplicationssuch

BuildingontheprovenMLX81118 architecture,theMLX81119integratesa completeLINsystem,includingtransceiver andprotocolhandler,fullycompliantwithLIN 2.xandSAEJ2602.Developedaccordingto ISO26262,thedevicesupportsuptoASILB implementationsdependingonthesystem safetyconcept,makingitsuitablefor functionalsafety-relevantinteriorandexterior lightingapplications. ■

Aslightingtechnologyreachesmaturity,innovationisshiftingtoward materials,systemintegration,andlong-termreliability.Deeperinsights intomaterialbehavior—suchasDow’srecentworkonopticalaging—are becomingincreasinglycriticaltoenablingnext-generationlighting designs.InthisexclusiveinterviewMartijnA.Beukemadrawsonmore thantwodecadesofexperienceinLEDoptics,materials,andluminaire designtoprovidevaluableperspectivesonhowdeepermaterial understandingandlong-termopticalstabilityarebecomingkeydrivers forfuturelightinginnovation.

www.dow.com

LEDprofessional: Martijn,let’sstart withyourrole—whatdoyoudoat Dow,andhowdoesyourworkconnecttothelightingindustry?

MartijnA.Beukema: Iworkattheintersectionofapplicationdevelopment andcustomercollaboration,partneringcloselywithlightingmanufacturers andourinternalR&Dteamstodevelop materialsolutionstailoredtolightingsystems.Myscopecoversbothnewproductinnovationsandtheoptimizationof existingsolutions—fromopticallyclear siliconesforsecondaryopticstoprotectivematerialsusedinelectronicsand housingassemblies.

Withabackgroundinlight–matterinteractions,I’vealwaysbeenfascinated byhowmaterialsinfluenceopticalperformance.TheLEDrevolution—accelerated bytheinventionoftheblueLEDbyShuji Nakamura1—fundamentallyreshaped thelightingindustry.Dowhasbeenpart ofthatjourneyfordecades,andwecontinuetodeepenourunderstandingof howmaterialscanpushperformance further.

LEDprofessional: Lightinghasmaturedinmanyways.Fromyourperspective,howstrategicisthissegmentforDowtoday?

MartijnA.Beukema: Lightingremains astrategicallyimportantsegmentfor Dow,evenastheindustrymatures.The transitionfromconventionallightingto LEDhasfundamentallychangedhow luminairesaredesigned,manufactured andintegratedintosystems.

1www.nobelprize.org/uploads

Modernluminairesrequireadvancedmaterialsacrossthesystem—fromLEDs anddriverstoPCBs,heatmanagementcomponentsandsecondaryoptics.Atthesametime,newassembly approachesandhigherperformance expectationsaredrivingmaterialinnovation.

Weseecontinuedgrowth,particularlyin demandingapplicationssuchassports, horticultural,street,areaandautomotive lighting.Theseenvironmentsrequirematerialsthatcanwithstandhighthermal andphotothermalloadswhilemaintaininglong-termreliability.

AkeydifferentiatorforDowisourearly engagementwithcustomers.Wecollaborateatthedesignstagetoguidematerialselectionandsystemoptimization, helpingenableenergyefficiency,durabilityandultimatelylowercarbonfootprints. Wealsoworkacrossthevaluechainto accelerateinnovationatasystemlevel.

LEDprofessional: Whatarethebiggest challengeslightingmanufacturersare dealingwithrightnow—andwheredo materialscomeintoplay?

MartijnA.Beukema: Whilethechallengesfacinglightingmanufacturersare broad,oneareawherematerialsplaya criticalroleisinpreventingpremature systemfailure.

Industryexpectationsforluminairelifetimes2 haveincreasedsignificantly— oftentargeting50,000to100,000operatinghours.Thisraisesbothperformanceexpectationsandwarranty

2www.lightingeurope.org/images/guidelines

risks.Unlikelegacylightingtechnologies, wherefailurewaslargelyconfinedtothe filament,modernLEDsystemsaremore complex,andmaterialperformanceincreasinglybecomesalimitingfactor.

Long-termreliabilitynowdependson howmaterialsbehaveundercombined stresses—thermal,optical,electricaland environmental—overextendedperiods. Thismakesdeepexpertiseinmaterial science,agingbehaviorandaccelerated testingessential.

Inaddition,asLEDsapproachtheirtheoreticalefficiencylimits3,furthergains insystemperformanceareincreasingly enabledbymaterials.Forexample,thermalinterfacematerialsandprotective siliconeshelpmanageheatandmaintain opticalperformance,directlyinfluencing systemefficiencyandlifetime.

LEDprofessional: Whenitcomesto LEDsystems,wheredoadvanced materials—especiallysilicones—really makeadifference?

MartijnA.Beukema: Siliconesbring thegreatestvalueinapplicationsthat demandlonglifetime,opticalstability andreliabilityundercombinedthermal andopticalstress.

InLEDoptics,siliconelensesoffersuperiorresistancetoyellowingandmaintain opticalclarityovertime.Thisenables higherdrivecurrents,increasedlight output,andthedevelopmentofmore compactorhigh-densitydesigns—such asslimluminairesortightlypackedLED arrays.

3NatureEnergy|Volume10|May2025|616–629.

Comparedtothermoplastics,silicones areinherentlymorestableunderharsh operatingconditions.Thistranslatesinto alowerriskofperformancedegradation,reducedwarrantyexposureand improvedlong-termsystemreliability.

Whilesiliconesmayinvolvehigherupfrontmaterialcosts,theyoftendeliver lowertotalsystemcostsbyenablinga longerservicelifeandmorestableperformance.

LEDprofessional: Dowhasbeena long-standingplayerinthisspace. Whatsetsyoursolutionsapartfrom othermaterialsuppliers?

MartijnA.Beukema: Dow’sstrength liesnotonlyinmaterials,butinhowwe applythem.

Wecombinedeepmaterialscienceexpertisewithapplication-levelunderstanding,supportedbytechnicalstudies,opticalvalidationandreal-worldtesting.Our globalteambringstogethercompetenciesinchemistry,physicsandmultiple engineeringdisciplinestosolvecomplex systemchallenges.

Importantly,weoperateacrossthefull secondaryopticsvaluechain—fromopticaldesignandmoldingtoindustrial processing.Ourapplicationlaboratories covereverybuildingblockoftheLED module,allowingustoevaluatematerials inrealisticsystemconditions.

Thisintegratedapproachenablesusto co-createsolutionswithcustomersthat areoptimizednotonlyatthematerial level,butatthesystemlevel.

LEDprofessional: DowrecentlypublishedastudyonbluelightphotothermalagingofLEDoptics4.Whattriggeredthisresearch,andwhatkeygap wereyouaimingtoaddress?

MartijnA.Beukema: Thereisasubstantialbodyofresearchonphotothermalagingofthermoplastics,butmuch ofitisbasedonsimplifiedtestsamples thatdonotfullyrepresentreal-world opticalcomponents,suchasinjectionmoldedlensclusters.

Atthesametime,whileLEDpackage reliabilityhasbeenextensivelystudied, therehasbeenlessfocusonthelong-

4https://www.dow.com/en-us/market/mkt-electroni cs/sub-elec-lighting/app-elec-light-optics.html

termbehaviorofsecondaryopticsunder realisticoperatingconditions.

Indiscussionswithcustomers,therewas generalawarenessoftheperformance advantagesofsiliconeoptics,butalack ofcomparativedataagainstcommerciallyavailablethermoplasticsolutions. Thatgapmotivatedourstudy.

Weleveragedourexistingagingdataon Dow’sSILASTIC™moldableopticalsiliconesandexpandedourinvestigationto assesshowdifferentthermoplasticlens clustersperformundermorerepresentativeconditions.Thegoalwastobetter understandperformancelimitsandidentifyscenarioswherematerialchoicecan makeacriticaldifference.

LEDprofessional: Thestudypointsto degradation—andevencatastrophic failure—ofthermoplasticopticsunder realoperatingconditions.Howrelevantisthisriskfortoday’shigh-power lightingapplications?

MartijnA.Beukema: Therelevance dependsonoperatingconditions— particularlythephotothermalloadand thespecificmaterialformulation.

OurresultsconfirmedthatPMMAisgenerallymorestablethanotherthermoplastics,whichalignswithindustryknowledge.However,itstillrequirescareful

thermalmanagementtoavoiddeformationwhenoperatinglimitsareexceeded.

Performancecanalsovarydependingon rawmaterialsourcing,stabilizerformulationsandprocessingconditionsatthe molder.

Akeyobservationisthatoncestabilizingadditivesaredepleted,degradation canacceleraterapidly.Underhighirradianceconditions,thiscanleadtothermal runaway—resultinginseverediscoloration,deformationorevenmaterial failure.

Bycontrast,siliconesexhibitintrinsic stabilityundertypicalluminaireoperating conditions,evenbeyondthethermal limitsofmanythermoplastics,which significantlyreducestheserisks.

LEDprofessional: Basedonyourfindings,howshouldluminairemanufacturersrethinkmaterialselectionfor long-termreliability?

MartijnA.Beukema: Manufacturers alreadymanageknownlimitations— forexample,byincreasingthedistance betweenLEDsandopticsoradjusting drivecurrents.

However,ourfindingshighlighttheimportanceofevaluatingmaterialbehavior overthefullsystemlifetime,notjustinitial performance.

Aerialdroneviewofahigh-powerpitchlightingsystem.Photocredit:Dow.

Thermoplasticopticsrelyonstabilizingadditives,whichdegradeovertime. Oncedepleted,materialperformance candeterioratequicklyundercombined thermalandopticalstress.

Silicones,incontrast,areinherentlystableacrossUV,visible,andnear-infrared wavelengthsanddonotrelyonsuchadditives.Thismakesthemparticularlywell suitedforhigh-intensityorUV-relatedapplications.

Ultimately,selectingtherightmaterialis aboutbalancingperformance,reliability andsystem-leveldesign—especiallyin demandingoperatingenvironments.

LEDprofessional: Beyondthisstudy, canyouhighlightrecentinnovations fromDowthatarerelevantforlighting?

MartijnA.Beukema: Dowcontinues toinnovateacrossseveralkeymaterial areasforlighting.

Ourportfolioincludesmoldableoptical siliconesforhigh-powerLEDlenses,opticalpottingsolutionsforlinearlighting, thermalinterfacematerialsandpottants forheatmanagement,aswellashighdurabilityadhesivesandsealants.

Wearealsoadvancingcarbonnanotubebasedthermaltechnologiestoimprove heatspreadingincompact,high-power modules.

Thesedevelopmentsaddresscritical industrychallenges—thermalmanagement,opticalstability,environmental resistanceandlong-termreliability.As always,wecontinuetoco-developnew solutionswithcustomerstomeetevolvingsystemrequirements.

LEDprofessional: Theindustryis evolvingfast—whatkeytrendsare shapingthenextphaseoflighting?

MartijnA.Beukema: Severaltrendsare shapingthefutureoflighting.

Weseecontinuedadvancementinsmart andconnectedsystems,increasing adoptionofsolarandoff-gridlighting, andgrowinginterestinmodularandadditivemanufacturingapproachessuchas 3Dprinting.

Atthesametime,luminairesarebecomingmoreintegratedwithsensors,con-

trolsandbuildingsystems.Thereisalso risingdemandfortunableandadaptive lightingsolutions.

Acrossallthesetrends,sustainability, systemefficiencyandlong-termperformanceremaincentral—andmaterials playakeyenablingrole.

LEDprofessional: Smartandconnectedlightingcontinuestogaintraction.Howdoesthisshiftimpactmaterialrequirements?

MartijnA.Beukema: Assystemsbecomemoreintegratedandcomplex, materialrequirementsincreaseaccordingly.

Materialsmustsupporthigherperformance,improvedreliability,andcompatibilitywithadvancedelectronicsand sensingtechnologies.Thisfurtherreinforcestheimportanceofearly-stage collaborationbetweenmaterialsuppliers andsystemdesigners.

AtDow,wecontinuetoworkcloselywith customerstosupporttheseevolving requirementsfromtheoutset.

LEDprofessional: Lookingahead, whatrolewillmaterialsplayinthe nextgenerationoflighting?

MartijnA.Beukema: EvenasLEDsapproachtheirtheoreticalefficiencylimits, materialsremainakeyleverforimprovingsystemperformance.

Materialselectiondirectlyimpactsthermalmanagement,opticalefficiency, durabilityandoverallsystemreliability. Thisiswheremeaningfulgainscanstill beachieved.

Dowiscommittedtosupportingcustomersacrossthevaluechainwithhighperformancesilicone-basedmaterials thatenablemoreefficient,durableand sustainablelightingsystems—particularly indemanding,high-powerapplications.

LEDprofessional: Thankyouforprovidingthesevaluableinsightsintothe futureoflightingmaterialsandsystem reliability.

MartijnA.Beukema: Mypleasure. ■

MartijnA.Beukema isaTechnical Service&Development(TS&D)ScientistatDow,basedinSeneffe,Belgium, wherehefocusesonmaterialsolutions forLEDlightingapplications.Inaddition, heservesasApplicationTechnology Leaderforthelightingsegment,supportingthedevelopmentandimplementation ofmaterialtechnologiesacrossglobal applications.

HeearnedaMaster’sinAppliedPhysics fromtheUniversityofTwente,Netherlands(1996),andhasworkedinresearch,development,andcustomer rolesthroughoutEurope.Withexpertiseinopticalphysicsandengineering, hisfocusforthepast20yearshasbeen LEDlightenginesandluminairedesign.

Inhiscurrentrole,Martijnworksatthe interfacebetweenmaterialdevelopment andlightingsystemdesign,collaboratingcloselywithbothinternalteamsand customers.Hesupportsapplications rangingfromsecondaryopticstothe protectionofelectroniccomponentsand luminaireassembly,withaparticularfocusonsilicone-basedmaterials.

www.dow.com

ZayedInternationalAirport,Abu Dhabi–TheWorld’sLargestDALI Installation

Delmatic

ZayedInternationalAirportTerminalA inAbuDhabihasbecomeoneofthe mostadvancedairportdevelopments evercompleted.Spanning742,000 sq.mandservingasanewglobal gatewaytotheUAEcapital,theterminalincorporatestheworld’slargest DALIlightingcontrolinstallation.Delmaticdeliveredafullyintegratedopenprotocollightingmanagementsystem combiningDALI,LON,BACnet,IP,and connectedbuildingtechnologiesto control,monitor,andoptimizeapproximately215,000luminairesacrossthe entirefacility.

ProjectOverview

ThenewZayedInternationalAirportTerminalAspans742,000sq.m,makingitone ofthelargestairportterminalsintheworld andaspectaculargatewaytoAbuDhabi.

Attheheartoftheprojectistheworld’s largestDALIlightingcontrolinstallation. TheDelmaticsystemdeliversintelligent site-widelightingmanagementandmonitoringwhileinterfacingseamlesslywith theBuildingManagementSystem(BMS), EmergencyUPS,FireAlarm,andAudioVisualsystemsthroughBACnet/IPandVFC protocols.

Theinstallationmanagesandmonitors approximately180,000DALIluminaires, 35,000DALIemergencyluminaires,and morethan10,000DALIsensors,switches, andscene-settingpanels,coordinated through3,400single-andmulti-universe DALIcontrolmodules.

Lightingscenesandilluminationlevelsautomaticallyadaptthroughoutthedayaccordingtooccupancy,daylightavailability, andoperationalrequirements.AninnovativeapplicationofDALItechnologycanbe foundthroughouttheimmigrationhalls, whereredandgreenLEDindicatorsintegratedwithintheturnstilesystemare automaticallycontrolledviainterfaceswith theairport’simmigrationmanagementplatform.

TheairportreceivedanEstidama3Pearl Rating,makingitthehighest-ratedairportterminalintheGCCandthelargest individualbuildingevertoachievethiscertification.Theprojectwasalsorecognized internationally,winningfirstplaceinthe Infrastructurecategoryatthe2023DALI Awards.Additionally,theterminalfeatured prominentlyintheblockbusterfilm Mission: Impossible–DeadReckoning

OpenProtocolSolutionsfor OneoftheWorld’sLargest Buildings

ADelmaticopen-protocolLON,DALI,and BACnetlightingmanagementsystemwas deployedthroughoutZayedInternational AirportTerminalA,oneofthelargestand mosttechnologicallyadvancedairportterminalseverconstructed.

Thesystemcontrols,monitors,andmanageslightingacrossallpublic,operational, front-of-house,andback-of-houseareas whileseamlesslyintegratingwiththecentralbatterynetworktoprovidereal-time monitoringofemergencylightingperformanceandbatterystatus.

“TheMidfieldTerminalBuilding wasacutting-edgeproject intermsofthetechnologies andsystemsthatwereimplementedforthefirsttime.”

ALIMAJEDALMANSOORI,CHAIRMANOFABU DHABIAIRPORTSCOMPANY

TheWorld’sLargestDALI Installation

Thelightingmanagementsystembecame thelargestDALIinstallationintheworld, combiningDALIBuswire,Broadcast,and Plug-intechnologieswithacomprehensive rangeofDALIsensorsandlocalcontrol devices.

Thesystemoptimizesenergyperformance throughdaylightharvestingandoccupancybasedcontrolstrategies.Lightingscenes wereautomaticallyactivatedaccordingto

Delmatic’slargestDALIcontrolsystemintheworldmanages235,000normalandemergencyluminairesthroughoutthe742,000sq.terminal.Thesystem seamlesslysharesdatawiththebuildingmanagement,emergencypower,firesafety,HVAC,AVandoperationalsystemstomaximizesustainability.

schedules,solarevents,occupancydetection,anddaylightavailability.Thecomplete installationwasmanagedandmonitored throughasite-wideIPnetworkusingadvancedgraphicalsoftware.Integrationwith otherairportsystemsfurtherenhanced operationalefficiencyandsustainabilityperformance.

Asoneofthemostambitiouslightingcontrolprojectseverdelivered,theinstallation demonstratedhowDALItechnologycan scalefarbeyondconventionalbuilding applications.Theprojectvalidatedthecapabilityofopenprotocolstosupportcomplex,mission-criticalinfrastructurewhile maintainingflexibility,reliability,andlongterminteroperability.

ConnectedSystems

Delmatic’sconnectedsystemsarchitecture enabledadvancedenergyoptimizationby sharingoccupancyandenvironmentaldata withotherbuildingservices.

Bycreatingareal-timedigitalrepresentationofbuildingoccupancyanddaylight conditions,thesystemallowedlighting, HVAC,andotherenergy-consumingservicestoresponddynamicallytoactual usagepatterns.Thisintegratedapproach improvedoperationalefficiency,reduced energyconsumption,andenhancedoccupantcomfortthroughouttheterminal.

Almosteverymodernbuildingutilizesoccupancysensorsforlightingcontrol.Delmatic extendedthevalueofthesesensorsby sharingoccupancyinformationwithconnectedbuildingsystems,ensuringthat heating,cooling,andotherservicesoperatedonlywhereandwhenrequired.

Thisapproachtransformedlightingcontrols intoavaluablesourceofoperationalintelligence,helpingtocreateamoreresponsive andefficientbuildingenvironment.

EmergencyLightingand CentralBatteryMonitoring

Delmaticsystemsseamlesslyintegrated withcentralbatterynetworksdistributed throughouttheairporttomonitorbattery performanceandoperationalstatus.Realtimebatterydataarecombinedwiththe monitoredstatusofeveryemergencyluminaireanddrivertocreateacomprehensive emergencylightingmanagementplatform.

Withapproximately180,000luminairesinstalledacrosstheairport,includingaround 35,000emergencyluminairesconnected tothecentralbatterysystem,Delmaticprovidedcontinuousmonitoringoflightingperformanceandoperationalstatusthroughoutthefacility.Detailedinformationwas accessiblethroughDelmatic’sgraphical softwareplatform,whilekeyperformance

indicatorsweredisplayedoncentralized monitoringscreens.

Thesystemalsosupportedmixedemergencylightingenvironments,allowingcentralbatterysystemsandself-contained emergencyluminairestobetested,monitored,andmanagedthroughasingleunifiedplatform.

Continuousmonitoringallowedfacility managerstoidentifyfaultsinstantly,optimizemaintenanceactivities,andsupportcompliancewithsafetyrequirements acrosstheentireairportcomplex.

MinimizingEnvironmental Impact

Theterminalwasdesignedtominimizeits environmentalimpact.Significantreductionsinenergyconsumptionwereachieved throughaclimate-responsivefaçade,intelligentbuildingsystems,andadvanced energymonitoringtechnologiesthatcontinuouslyanalyzedperformanceandidentified optimizationopportunities.

TheprojectteamworkedcloselywithMasdar,whosezero-carboncityandMasdar Institute–alsoequippedwithDelmaticDALI systems–arelocatedadjacenttotheairport.

Bycombiningadvancedarchitecturaldesignwithintelligentlightingcontrols,the projectestablishedabenchmarkforsustainableairportdevelopmentintheMiddle East.

Summary

ZayedInternationalAirportTerminalA demonstratesthescalabilityandversatilityofDALItechnologyatthehighestlevel. Astheworld’slargestDALIinstallation,the projectintegratesapproximately180,000 luminaires,35,000emergencyluminaires, 10,000controldevices,and3,400DALI controlmodulesintoasingleintelligent lightingmanagementplatform.

Beyondlightingcontrol,thesystemseamlesslyconnectswithbuildingmanagement, emergencypower,firesafety,HVAC,AV, andoperationalsystems,showcasinghow DALIcanserveasthefoundationforfully integratedsmartinfrastructure.Theproject standsasabenchmarkforlarge-scale transportationhubsworldwideandhighlightstheroleofopenstandardsindeliveringoperationalefficiency,sustainability, flexibility,andlong-termfuturereadiness. ■

Delmatic isaleadinginternationalsupplier ofsmart,integratedlightingmanagement networks,designinganddeployingcuttingedgesystemsforiconicprojectsaround theworld.

Itswired,wireless,andhybridsolutions leveragethelatestIoTopenprotocols–includingDALI-2,MQTT,BACnet,IP,and BLE–todeliveradvancedmanagement, monitoring,anddata-sharingcapabilities acrossphysicalandcloud-basednetworks. Innovativesensors,state-of-the-artcontrollers,andpowerfuluserinterfacescontinuouslymonitorandoptimizelightingand connectedbuildingservices.

Datacollectedfromextensivesensornetworksenablesreal-timeadaptationtoenvironmentalandoccupancychanges,automaticallyadjustinglightinglevels,color temperature,andbuildingservices.These intelligentsystemsimprovesustainability, reduceoperationalcosts,increaseenergy efficiency,andenhanceoccupantcomfort andwell-being.

Thesystemoptimizesenergyefficiencythroughsophisticateddaylight-harvestingstrategieswhichadjust lightinglevelsacrossthedayaccordingtoreal-timedaylightavailabilityandoccupancy.

PROJECTINFORMATION

Location:AbuDhabi Size:742,000sq.m Architect:KPF Consultant:Arup Contractor:Anel

DELMATIC’SSCOPEOFWORKS

Design&Development,DALI,LON,BACnet,IP,EmergencyMonitoringandTesting, UPSIntegration,BMSIntegration,HVAC Integration,AVIntegration,LoadShedding Integration,FireAlarmIntegration,Security SystemIntegration,SceneSetting,Project Management,ConnectedSystems,LifetimeSupport.

LONDON,UK

ThePowerhouse,PowerRoad, LondonW4 +442031842000 sales@delmatic.com

delmatic.com

Lightingscenesautomaticallyadaptthroughoutthedayaccordingtooccupancy,daylight availability,andoperationalrequirements:daytimescenesmaximizeenergyefficiency.

Dusk,eveningandnightscenescreateaestheticlightingeffectstoenhancepassenger experienceandorientation.

Smartsensorsrelatelightinglevelstooccupancyandshareoccupancyinformationwith connectedbuildingsystems,ensuringthatheating,cooling,andotherservicesoperate onlywhereandwhenrequired.

“Delmaticwasfoundedbymyparents in1959whenwepioneeredtheconceptofelectroniccontroloflighting.Today,sixty-fiveyearslaterandasecondgenerationfamilycompany,wehaveremainedstaunchlyindependentandare proudofourpositionatthetechnicalforefrontoftheinternationallightingmanagementindustry.

Whattoothercompaniesisjustajob providingincomeforsomedistantparentorinvestmentcompanyis,tomeand myteamatDelmatic,anintegralpartof ourlives,andwereceivemanyfavorablecommentsnotonlyontheoperation andlongevityofoursystems,butalsoon theperformanceandcommitmentofour team–manyofwhomhavebeenwithand grownwithusformanyyears.

Wegainimmensesatisfactionfromknowingthatwithinsomanyofthelargest,landmarkbuildingsaroundtheworld,ourhardware,oursoftware,ourdesignsandour innovationsarequietlysavingenergy,enhancingflexibilityandefficiency,andensuringcomfortandconvenience.

Weenjoyourongoingrelationshipswith consultants,contractorsandclients,as wellassharingourknowledgeandexpertisewithcompaniesandindividualswho arelookingforthebestinlightingmanagement.”

–StephenWoodnutt,CEODelmatic

AllimagescourtesyofDelmatic.

HowDALI-2Becamethe

Simmtronic

WhenCo-opLiveopenedinManchester,itbecametheUK’slargestindoorarena,withacapacityof23,500. Itwasdesignedfromtheoutsetto hostsomeofthemostdemandinglive entertainmentproductionsinthecountry:majorinternationaltouringacts, sportingevents,corporatefunctions andhospitalityserviceswithinasingle, highlyimmersiveenvironment.

Forthelightingcontrolinfrastructure,the scaleofthevenuewasonlypartofthe challenge.Theinstalledsystemcomprises nearly9000luminaires,over800DALI-2 controllinesandover1500inputdevices distributedacross33IPAreaControllers. Buttherawfiguresdon’tcapturetheoperationalcomplexity.Abuildingofthistype doesnotoperateasasinglespace.Itoperatesasdozensofthem.Publicconcourses,artistcorridors,hospitalitysuites, productionzones,officesandback-ofhouseserviceareaseachcarrydifferent operationalrequirements,differentuserexpectationsanddifferentlightingbehaviors. Someprioritizeatmosphereanddynamic color.Othersdependentirelyonreliability andquietautomation.Thecontrolplatform hadtoserveallofthemthroughasingle, coherentsystem.

ThisarticledescribeshowaDALI-2control infrastructuredeliveredbySimmtronicsupportsday-to-dayoperationofthevenue. Itfocusesonfouroperationalthemes:the SimmtronicLiveStatusViewerasthetrue windowintothesystem,supportingproactivemaintenanceandrapidconfiguration; automatedemergencytestingthroughintegrationwiththevenue’scentralbatteryinfrastructure;BACnetintegrationthatallows thevenue’sAVproductionenvironmentto drivelightingduringliveevents;andthe dynamiccolorcontrolinfrastructurethat supportsartistcorridorsandotherimmersivespaces.

WhyDALIforaVenueof ThisComplexity

DALI(DigitalAddressableLightingInterface)has,overthepasttwodecades,becomethemostwidelyadoptedprotocol forcommercialandarchitecturallighting control.Itsstrengthsarewelldocumented: eachluminaireandcontroldeviceona DALIbuscarriesanindividualaddress,and theprotocolissupportedacrossvirtually everymajorlightingmanufacturer.

AtCo-opLive,theinstalledLightingControl ModulesareSimmtronic’sDALI-2compliantrisermountedHardwiredHubs.Each hasbeenindependentlytestedandcertifiedagainsttherigorousDALI-2standard, whichgivestheprojecttheassuranceof fullprotocolcomplianceandreliableinteroperabilityacrossthewiderDALIecosystemconnectedtoit.TheSimmtronicplatformthensupportstheseLCMsandthe connectedDALIdevicesthroughouttheir operationallife.

Theversatilityoftheplatformisoneofits definingqualities.ThesameSimmtronic infrastructurethatsupportsCo-opLivealso operatesacrosscommercialofficeslike22 BishopsgateandTheScalpel,andacross educationenvironmentsliketheUniversity ofNorthampton.Thesystemisnottied toasinglebuildingtype.Itisdesignedto beadaptable,scalableandsuitedtothe operationalrealityofwhateverenvironment itserves.

www.simmtronic.com

office@simmtronic.com

TheevolutionofthestandardintoDALI-2 (IEC62386)introducedseveralrefinements thatmattertoaprojectofthiscomplexity. Themostsignificantistheindependent certificationprogram:devicescarrying theDALI-2markmustpasstestingbyan accreditedbody,providingameaningful guaranteeofcross-manufacturerinteroperability.

WhatmattersmosttoavenuelikeCo-op Liveisnottheprotocolversioninisolation. Itiswhattheprotocolenableswhencombinedwithintelligenthead-endsoftware, well-designedinputdevicesandacoherent commissioningapproach:everyluminaire individuallyaddressable,everygroupand scenereconfigurableinsoftware,feedback isreportedthroughthesamebus,and everychangetraceablethroughasingle operationalinterface.

ASingle-master Architecture

AcrossCo-opLive,day-to-daycontrol oftheluminairesoriginatesfrom33IP AreaControllersdistributedthroughout thebuilding.Eachcontrollermanages thelightingfedfromitslocaldistribution boards,communicatingdirectlywiththe connectedLightingControlModules,sensorsandDALIinfrastructurewithinitsarea. Theintelligenceisdistributed:real-time controldoesnotdependonasinglecentral processor,andthereisnosinglepointof failure.Ifanyonepartofthenetworkisinterrupted,therestofthesystemcontinues tofunctionautonomously.

TheSimmtronicSPC.3020head-endsits abovethisdistributedcontrollayerasthe operationalwindowintothesystem.It iswheretheBACnetintegrationwiththe productionAVenvironmentisconfigured, wheretheSPN.200automatedemergency testingismanaged,andwheretheLive StatusViewerbringsoperationalandmaintenancevisibilitytogetherinasingleinterface.

Thearchitecturehasdirectoperational consequences.Thefacilitiesteammanagesonesystem,oneinterfaceandone pointofoversight.Externalsystemsdo notcontrollightingindependently;they communicatewiththeSimmtronicplatformthroughopenprotocols,including BACnet,DALIandvolt-freecontactinputs, andtheSimmtronicplatforminterpretsand executestheappropriateaction.Thebehaviorofeveryluminaireacrossthevenue, regardlessofareaorfunction,remainscon-

sistent,auditableandmanageablefroma singleplatform.

Wheremultiplesubsystemscontrollightingindependently,eveninwell-engineered installations,theoperationalandmaintenanceburdenquicklymultiplies.Conflicts arisebetweenautomationrules,errordiagnosiscrossessystemboundaries,and configurationchangesrippleunpredictably. Thesingle-mastermodelavoidstheseissuesbyensuringthatallcontrolauthority sitsinoneplace,whilestillallowingother systemstointeractwithlightingthrough well-definedintegrationinterfaces.The lightingcontrolinfrastructurebecomesa servicethatothersystemsuse,ratherthan apeertheymustcoordinatewith.

ProactiveMaintenance ThroughtheLiveStatus Viewer

Inavenuerunningaconsiderablenumber ofeventsperyearacrossmultiplespaces andseatingconfigurations,maintenance hastobeproactive.Comprehensive,realtimemonitoringisthehallmarkofaprofessionallyinstrumentedinstallation:itsvalue liesingivingthefacilitiesteamcontinuous confidenceinthesystemandtheabilityto actearly,sothatroutinemaintenanceis anticipatedandhandledquietly,beforeit isevervisibletoanyoneinthevenue.Anythingneedingattentionisidentifiedbythe systemitselfratherthanwaitingonanoccupanttoreportitandislocatedprecisely andpresentedtothemaintenanceteamin aformthatsupportsrapidresolution.

ThisistheroleoftheSimmtronicLiveStatusViewer:anevent-drivengraphicalinterfacethatprovidesreal-timevisibilityof everySimmtronicdeviceandeveryDALI luminaireacrosstheinstallation.Thestatus ofeverydeviceissurfacedintheVieweras itchanges,ratherthanrequiringtheengineertopolltheequipment.

TheViewer’scentralfeatureisautomatic rootcauseanalysis,whichdirectstheengineerstraighttotheoneitemthatneeds attentionratherthanalonglisttowork through.Whereasingleunderlyingcause producesseveralknock-onsymptoms(for instance,abuscommunicationissueaffectingdownstreamdevices)thesystem identifiestherootcauseandsetsthesecondarysymptomsaside,soresolutionis fasterandmorecertain.Eachitemisaccompaniedbydetailedguidanceanda recommendedremedialaction.

ForthefacilitiesteamatCo-opLive,this translatesintoseveralday-to-daycapabilities:

• Systemstatusisvisibleataglance. TheStatusViewerpresentsthelivestatusofthewholevenue,color-coded againstthefloorplans,withakeyexplainingeverysymbol.Anythingrequiring attentioncanbefilteredbyareaorfloor.

• DALIbustopologyisvisible. The ViewerdisplaysthephysicalconnectionsbetweendevicesacrosstheDALI buses,whichhelpsmaintenanceteams locatecablebreaks,looseconnections andsimilarphysicalmarkersthatwould otherwiserequiresignificanttimetodiagnose.

• Inventoryiscomprehensive. The Viewerextractsanddisplaysfullinventoryandconfigurationinformationfrom everyDALIdeviceonthesystem:manufacturer,model,serialnumber,firmware versionandlamprun-hours,supporting bothwarrantymanagementandproactivelampreplacement.

• Historyisreplayable. TheHead-End logseveryeventforeverydevice,includingpresencedetection,lightoutputlevelsandphotocellreadings.TheViewer canrecallanddisplayfullsystemstatus foranyhistoricalpointsinceinstallation. Thisisusefulfortracingcausesofunexpectedbehaviororanalysingoccupancy patternsovertime.

ForMaintenanceEngineers,theLiveStatus Vieweralsofunctionsasaconfiguration tool.Whereanoperationsteammember needstoadjustascenelevel,perhapsto refinethelookofahospitalityareaorrebalanceaconcourseforaparticularevent configuration,theycandosothrougha

simplegraphicalinterface,selectingoneor moreluminairesandenteringtherequired lightlevel.Livelevelscanbesetup,adjustedandcapturedasscenesforfuture recall.

Accesstothesetoolsiscontrolledthrough theSPECSAuthentication,Authorisation andAccountingSystem.Engineerswith appropriatetraininghaveaccesstothe broaderSPECSManagerenvironment, wherecomplexconfigurationchangescan bemade.Day-to-daymaintenancestaff useasimplersubsetoftoolsthatsupports themostcommonadjustments(preset scenelevels,presencetimeoutsandsimilar settings)withoutexposingmoresensitive configurationparameters.

Thecombinationofsystemhealthmonitoring,inventorymanagement,historyreplay andeasyadjustmentinasinglegraphical interfacemeansthevenue’sfacilitiesteam canperformthemajorityofoperational tasksthemselves,withoutexternalsupport. Itiswhatmakestheinfrastructureoperationallyself-sufficientoverthevenue’slong lifecycle.

AutomatedEmergency TestingThroughthe SPN.200System

Emergencylightinginalargepublicvenue presentsadifficultbalance.StatutorytestingunderBS5266requiresthatevery emergencyluminairebetestedforboth functionandduration.InavenuelikeCoopLive,wherethebuildingmaybeinuse foreventsonanygivenday,thosetests cannotdisruptoccupants.Moreimportantly,theymustnevercompromisethe safetyofanyarea.

AtCo-opLive,theemergencylightingis deliveredthroughfourCentralBattery Units(CBUs)poweringDALI-ballasted emergencyluminaires.TheSimmtronic SPN.200AutomaticTestingSystemintegratesdirectlywiththeCBUstomanage testing,monitorsystemhealthandrecord thestatutorytestingregime.

Thearchitectureisfundamentallyfail-safe. Innormaloperation,eachemergencyluminaireispoweredfromtheCBUandcontrolledbyDALIcommandsfromthelighting system.Intheeventofapoweroutage, theDALIlinelosespowerandtheDALIcompliantballastautomaticallylightsat itspre-configuredemergencylevel,using mechanismsbuiltintotheDALIstandard specificallyforthispurpose.Nocommunicationtotheluminaireisrequiredfor emergencyoperation.Thismakesthe

TheEventBowlwithSimmtronicLiveViewer.Imagecredit:Simmtronic/JonParkerLeePhotography.

emergencyresponseinherentlyreliable: ifanythinginthelightingcontrolchainisinterrupted,whetheranLCM,aDALIbusor thehead-enditself,theemergencylighting stillactivates.

BecausetheDALIbusesarepoweredfrom thelocallightingcircuit,thereisnorequirementforchange-overrelaysateachemergencyluminaire.Theluminairesarefed fromtheCBUandtheDALIballasthandlesthetransitiontoemergencyoperation autonomously.Thissingledesigndecisiondeliveredsignificanton-sitesavingsin bothequipmentcostandinstallationlabor. Italsosimplifieslong-termmaintenance: therearenoindividualchange-overrelays ateachluminairetofailorreplace.

TheSPN.200systemmanagestestingin threelayers:

• Continuousmonitoring. TheATSinterrogateseveryDALIballastcontinually. Ballast,wiringorlampfeedbackisreportedassoonastheyaredetected, ratherthanwaitingforthenextscheduledtest.TheCBU’sownstatusindicators(systeminoperation,supplyfrom battery,andbatterychargestatewhere available)aresurfacedthroughtheLive StatusViewer.

• Monthlyfunctiontests. TheATScommandstheCBUtosimulateasupply failureforashortperiod,sufficienttoverifythateveryemergencyluminairelights correctlyfrombatterypower.Eachballastisindividuallyinterrogatedtoconfirm itisrespondingandcorrectlylit.Functiontestsrunautomaticallyoutofhours, withnowalk-testrequirement.

• Annualdurationtests. AfullthreehourdischargetestoneachCBUverifies thatthebatterycansustaintherated loadforitsdeclaredduration.TheATS willonlyinitiateadurationtestonce ithasconfirmedthattheCBUisfully rechargedandthatanadequateproportionofluminairesareresponding correctly.

Thetestingsequenceiscarefullyordered toprotectbuildingsafetythroughout.BeforecommandingaCBUtoswitchtobatterysupply,theATSfirstverifiesthatevery DALIballastintheconnectedemergency luminairesisrespondingandcorrectlyconfigured.Ifaninadequateproportionofluminairesareoperational,thetestisaborted beforeanybatterydischargetakesplace, preventingunnecessarydepletionofthe batteries.Onlywhenthesystemisconfidentthetestwillbevaliddoesitcommand theCBUtoswitchtobatteryoperation, verifyeachluminairecontinuestolightfrom thebattery,andreturneverythingtonormal supplyoncethetestiscomplete.

ThepracticalconsequencesforCo-opLive aresubstantial:

• Coverageis100%. Everyemergency luminaireistested,notjustasampled subset,andeverytestresultiscentrally logged.

• Recordkeepingisautomatic. Test historyforeveryluminaireandevery CBUisrecordedandavailableforinspectionatanytime.Testreportsummariescanbegeneratedandprintedon demand.

• Diagnosticsareintelligent. Thesystemdistinguishesbetweenballastfail-

ures,lampfailures,batteryandinverter queries,andpresentsaclearremedial actionforeach.

• Locationsareshowngraphically. Anyitemrequiringattentionisdisplayed withmaintenanceinstructionsthatcan beprinted.

• Pre-emptivedetection. Manydefects arecaughtbetweenformalteststhrough continuousballastmonitoring,rather thanonlybeingdiscoveredatthenext scheduledtest.

TheSPN.200approachishighlyintegrated withinthewiderSPECSplatform.Emergencylightingstatusappearsinthesame LiveStatusViewerusedforgeneralfeedbackmanagement,soanissueonan emergencyluminaireispresentedtothe operatorthroughthesameinterfaceasany otherfaultinthebuilding.

Foravenuewiththepublic-facingsafety profileofCo-opLive,theoperationalreassurancethisprovidesissignificant.The systemdeliverscomplete,automated, statutorilycomplianttestingwithoutever puttinganareaofthebuildingatriskduring atestcycle.

BACnetIntegrationwiththe ProductionAVEnvironment

Modernentertainmentvenuesoperatewith deepintegrationbetweentheirAV,lighting, buildingmanagementandproductionsystems.AtCo-opLive,thisintegrationwas particularlyimportantduringliveevents, wheretheproductionteamrequiredthe abilitytomanagelightingscenesandcolor environmentsdirectlyfromtheproduction AVenvironment,withoutrequiringanoperatortobepresentataLightingControl interfaceduringashow.

TheintegrationisdeliveredthroughSimmtronic’s BACnetinterface,configuredfromthe SPC.3020head-endandformingpartof theSPN.400DataExchangeSuite.The BACnetinterfaceexposeslightingsystem dataandcontrolpointstootherbuilding andITsystemsthroughawell-defined openstandard,allowingexternalplatforms tosendcontrolcommandsandtoretrieve statusinformationfromthelightinginfrastructure.

Architecturally,theintegrationfollowsthe single-masterprinciple.TheproductionAV environmentdoesnotassumedirectcontrolofthelightinginfrastructure.Instead, theAVsystemsendsBACnetinstructions totheSimmtronichead-end:changeto thisscene,setthisgrouptothiscolor, recallthispreset.TheSimmtronicplat-

ControlRoomwithSimmtronicEquipment.Imagecredit:Simmtronic/JonParkerLeePhotography.

forminterpretsthoseinstructionsandexecutestheappropriateactiononthelightinginfrastructure.Totheproductionengineer,theexperienceisseamless:scene changeshappenoncuefromtheAVenvironment.Butthelightinginfrastructure remainsunderunifiedSimmtroniccontrol throughout,withallactivityloggedthrough theViewerandvisibletothefacilitiesteam.

Thisapproachhasseveraladvantagesover amoredirectordistributedcontrolmodel:

• Alllightingactivityisloggedcentrally. Everyscenechangetriggeredby theproductionenvironmentisrecorded bytheSimmtronichead-endandappearsinthehistoricaleventlog.

• Thelightinginfrastructurecannot beinadvertentlymisconfigured. The AVenvironmentcanonlytriggerpredefinedbehaviors(scenes,presets,levels) thathavebeenconfiguredwithinthe Simmtronicsystem.Lower-levelconfigurationparametersremainprotected behindthelightingmanagementinterface.

• Integrationisrobusttochange. As productionworkflowsevolve,newBACnetobjectscanbeaddedtotheintegrationwithoutchangestotheAVsystem architecture.

• Responsivenessisconfigurable. Wherelowlatencyisimportant,the BACnetInitiatormechanismpushes eventstotheexternalsystemasthey occur,ratherthanrelyingontheexternal systemtopoll.Thisisparticularlyusefulforpresenceindicationsandother event-drivendata.

AtCo-opLive,theBACnetintegrationis theroutebywhichtheproductionAVenvironmentcommunicateswiththelighting infrastructureduringliveevents.Thesame interfaceprovidesadefinedpathforother buildingsystemstointeractwiththelightingplatform,whethertosendcontrolcommandsortoretrievestatusdatasuchas presenceindications,orluminairehealthfor useelsewhereinthewiderbuildingtechnologystack.Thelightinginfrastructure becomesadatasourceforthewiderbuildingintelligencelayer,providingsomeofthe mostoperationallyusefulreal-timedata availableinanymoderncommercialvenue: presenceateverydetector,lightlevelateveryphotocell,andluminairestatusacross theestate.

DynamicColorControl ThroughDMXandtheLive StatusViewer

Ameaningfulproportionofthelightingat Co-opLiveiscolor-changing:artistcorridorswithimmersiveRGBenvironments, accentareasthatshiftcoloraccording toeventbranding,anddynamicsurfaces thatrespondtoproductioncues.Thecontrolinfrastructureforthesespacesisbuilt aroundDALI-drivenDMXconversion,with SimmtronicSPODALI-to-DMXinterfaces pluggeddirectlyintoourDALI2Lighting ControlModulesandfeedingthecolorchangingfittingsdownstream.

TheSPOinterfaceisdesignedspecifically forthisuse.Itdrawsitspowerfromthe LCMandconvertstheDALIsignalfrom theLCMintoaDMXoutput.Theinterface supportsa50-colorpre-programmedRGB

paletteselectabledirectlyfromSPECS3 scenes,aswellasDALIshort-addressto DMX-channelmappingforfinercontrol whererequired.

ThisapproachgivesthevenuethebenefitsofDMX’shigh-speed,high-resolution colorcontrolwhereitisrequired,while keepingcolor-changinglightingfullyintegratedwithintheSimmtronicDALIinfrastructure.TheDMXinterfacesthensits downstreamoftheSimmtronicplatform. Theyarenotindependentcontrolsystems, butextensionsofthemainplatform’sreach intocolor-changingterritory.Scenes,presetsanddynamiceffectsacrossthese areasareconfigured,storedandrecalled inthesamewayasconventionaldimming sceneselsewhereinthevenue.Forthe operationsteam,thepracticalinterface forcolorcontrolisthesameLiveStatus Viewerusedforsystemmanagementand sceneadjustment.Theconfigurationtool formulti-coloredluminairesprovidestwo complementarymethodsforsettingcolor:

• TheColorWheel. Operatorsselectone ormoreluminaires,thenchooseabase colorfromagraphicalcolorwheeland adjustbrightnesswithaslider.Thisis thenaturalmethodforestablishingthe lookofaspacequickly.Operatorsmove throughcolorspacevisuallyratherthan workingwithnumericalvalues.

• RGBWvalues. Whereprecisionmatters,perhapsmatchingabrandcolor orreplicatingalightingstatefromapreviousevent,operatorscanenterexact RGBorRGBWvalues,withfullnumericalcontrolovereachchannel.

Theconfigurationtoolalsoprovidescopyand-pastefunctionsacrossmultipleluminaires,whichisessentialwhensetting upcomplexlightingpatternsacrosslong corridorsorlargedynamicsurfaces.Aconfigurationappliedtooneluminairecanbe copiedtoagroupofothersattheclickofa button,ensuringconsistentbehaviorwithouttheriskofmanualentryerrors.

ForCo-opLive,theoutcomeisacolor controlenvironmentthatsupportsrapid amendmentduringeventset-up,freeingtheteamtofocusonthemoretimeconsumingareasofvenuepreparation, alongsidetheprecisionrequiredforconsideredscenedesign.ThesameEngineerworkingonproactivemaintenance inthevenue’sback-of-housespacescan, throughthesameinterface,stepintothe artistcorridors,adjustthecolorofanimmersivelightinginstallation,capturethe resultasascene,andrecallitforfuture events.

WhatCo-opLive DemonstratesforDALI-2

Co-opLiveisavenueofconsiderable operationalcomplexity:multipleusage modes,diversespaces,demandingproductionworkflowsandasignificantpublic safetyprofile.Deliveringalightingcontrolinfrastructurethatsupportsallofthis throughasinglecoherentplatformrequired morethanarobusthardwareinstallation.It requiredahead-endsoftwareenvironment capableofturningthedataflowingthrough theDALIbusesintousableoperationalintelligence,andintegrationtoolsthatcould connectthelightinginfrastructurecleanlyto thewiderbuildingandproductiontechnologystack.

TheSimmtronicplatformatthevenueprovidesthisthroughatightlyintegratedcombinationofcapabilities:DALI-2compliant LCMsastheaddressablefoundation;the SPN.200automatictestingsystemfor compliantemergencymonitoringthatnever putsanyareaatrisk;theSPC.3020headendandSPN.400dataexchangesuite forcleanBACnetintegrationwiththeAV productionenvironment;theSPODALIto-DMXinterfacefordynamiccolorcontrol whereitisneeded;andtheLiveStatus Viewerastheoperationalandmaintenance windowacrossallofit.

Forspecifiersandoperatorsconsidering DALI-2foracomplexvenue,thelessonis thatthevalueoftheprotocolisrealisedin whatthehead-endsoftwaredoeswiththe dataitcarries.DALI-2providesthefoundation.Whattheon-siteengineerexperiencesdaytoday,includingproactivemaintenance,automatedtesting,integrated controlandintuitivecolormanagement, dependsonthesoftwareenvironmentbuilt aroundit.

Thatdistinctionmattersincreasinglyas commercialandentertainmentbuildings becomemoredata-driven,moreintegrated withadjacentsystems,andmoreaccountablefortheiroperationalperformance. Lightingcontrolinfrastructureisnolonger anisolatedelectricalservice.Itisoneof themostvaluablereal-timedatasources inanymodernbuilding,andatCo-opLive itisdeliveringonthatpotential.Forthe venueitself,thepracticaloutcomeisa lightingplatformitcantrustandrunwith confidence:predictableindailyoperation, self-sufficientforitsfacilitiesteam,andengineeredsothattherareeventneeding attentionishandledquietlyandearly,well beforeitcouldeverreachanaudience. ■

AboutSimmtronic

SimmtronicisanMadeinBritainUK-based designerandmanufacturerofintelligent lightingcontrolsystems,establishedin 1990andbasedinHoddesdon,Hertfordshire,withregionalofficesinManchester, LondonandLeeds.Simmtronicemploy over120staff,around30%ofwhomare commissioningengineers,andasignificant proportionofthetechnicalteamcarrythirty yearsormoreoflightingcontrolsexperience.

WhatdistinguishesSimmtronic’sdelivery modelisthateverystageofaproject,from quotinganddesignthroughdrawingproduction,hardwaremanufacture,software development,commissioningandaftercare,iscarriedoutbySimmtronicstaffat Simmtronicfacilities.Nothingisoutsourced tothirdparties.ForaprojectofthecomplexityofCo-opLive,thisend-to-endcontrolmatters:designdecisions,manufacturingtolerances,commissioningapproach andongoingsupportallsitwithinthesame organisation,removingthecoordination overhead,andtherisk,ofmulti-vendordelivery.

Waterside CharltonMeadLane Hoddesdon Hertfordshire,EN110QR UnitedKingdom

www.simmtronic.com

DALI-2Multi-MasterStructure:

EveryDALIinstallationisultimately measuredbyitsfunctionality:daylightdependentcontrol,presencedetection,scenesandlight-moods,easy retrofittingandconnectiontobuildingwideservices.Howthesefunctions areimplementedisaquestionofplanningandthereforeofthechosencontrolstructure.Therearetwobasic options,asinglecentralcontroller (Single-Master),orseveralequalrankingdevicesonthesameDALI line(Multi-Master).Thisarticleshows whichfunctionsaretypicallyrequired, whythemulti-masterapproachiswell suitedtodemandinginstallations,how itcanberealizedandwhichLunatone devicesofferthesefunctions.

FromFunctiontoSystem–TypicalRequirements

Determiningtherequiredfunctionsisthe startofanyplanningprocess:whatisthe roomusedfor?Definingthesetargetfunctionsfirst,keepsthelaterdeviceselection focusedandpreventsaninstallationfrom beingover-orunder-equipped.Some commonrequirementsarethefollowing, eachonedrawingonseveralcomponents workingtogether:

• Daylightoptimization:asensormeasuresbrightnessandpresence,ablind modulemovestoaglare-freeposition, andluminairescompensateforthemissingshareoflight.

• APresentationmode:acontroldevice callsupascene:thelightisdimmed, theblindsclose,andifrequiredanaudio signaloradefinedradiosourcestarts.

• Retrofitting:Existingpush-buttonsare integratedviapushbuttonmodules,additionalcontrolsareaddedwirelessly, andnon-DALIloadsarecontrolledvia relaymodules.

• Building-wideservices:Localroomsretaintheirfunctions,whileIoTgateways addmonitoring,APIs,dashboards,energydataandservicetools.

www.lunatone.com office@lunatone.com

Lunatone

Single-Masterversus Multi-Master

Torealizethepreviouslymentionedrequirementstherearetwostrategies:“SingleMaster”or“Multi-Master”.Thedecision whichsuitstheprojectshouldbemadeat thebeginningoftheplanning.

InthetypicalSingle-Masterapproach,a centralcontrollerevaluatesallinputsand sendscommandstoluminaires,relays, blindsandotheractuators.Push-buttons andsensorsoperateininstancemode, reportingeventsandmeasuredvalues tothissinglecontroller,whichmakesall thedecisions.Thestructureisclear,butit createsapronounceddependencyona singledeviceorasinglecontrollevel.

IntheMulti-Masterapproach,severaldevicesworktogetheronthesameDALIline. Sensorsandcontroldevicesactasapplicationcontrollers:theysendDALIcommandstogroupsandindividualaddresses orrecallscenes.Agatewayorcontroller canadditionallymonitortheline,collect dataandcoordinatebuilding-widestrategies.Theabilitytocontrolonelinefrom severalpointshasbeenpartofIEC62386 sinceDALI-2andisthereforeusableacross manufacturers.

ThepracticalbenefitoftheMulti-Master approachliesinresilienceandexpandability:Keyfunctionscanbespreaddeliberatelyacrossdevices–alocalsensorkeeps presence-basedcontrolrunningevenwhen anIoTgatewayistemporarilyoffline.At thesametime,laterextensionssuchasan additionalcontrolpoint,sensororactuatorcanbeaddedwithlesseffort,because thecontrollogicisnotconcentratedata singlepoint.Therefore,theMulti-Master approachisnotonlytheobviouschoicefor smallerinstallationswhereasinglecontrol unitisunnecessarybutcanalsobeofadvantageforbiggersystems.

ManyLunatonedevicescanbeswitched betweenthetwostrategies–application controllerandinstancemode–andthus adapttothechosenstructure.Forinstallationswithacentralthird-partycontroller, Lunatoneadditionallyoffersdedicatedintegrationvariants(-INT),whichissueno commandsoftheirown,onlydeliverevents andmeasuredvaluestothePLC,building managementsystemorthird-partyplatform.Thedesiredstrategyisthereforeless aproductchoicethanadeliberatestructuraldecisionatthestartoftheproject.

Multi-MasterinaMeeting Room

Ameetingroomillustratestheprinciple veryclearly:ThemotionandlightsensorastheLunatoneDALI-2CSdetects presenceandmeasuresbrightness.In application-controllermode,itcontrolsthe lightinggroupdirectlyandholdsthetargetilluminancebyconstant-lightcontrolas thedaylightchanges.Adisplay,arotary controlorapush-buttoncouplerhandles manualoperation,theblindmodulemoves theshading,relaymodulesswitchadditionalloads,andLEDdriversexecutethe lightingcommands.

Inthisstructure,thelocalfunctionsdonot havetowaitforinputofacentralcontroller. Manualcommands,sensoreventsand actuatorfunctionsinteractontheDALI line.Agatewayorabuilding-management controllercanadditionallymonitortheline andcoordinatebuilding-widestrategies, whiletheroomitselfremainsoperational accordingtoitslocalconfiguration.

WiringofaDALI-2line–functionalbuildingblocks.

DALIDevices–Functional BuildingBlocks

Followingamodularprinciple,Lunatone DALIdevicesenablefunctiontobeadded blockbyblock,fromsensortocontrolelementtoactuatorandgateway.Thecomponentsbelowfulfillthefunctionalbasis ofthepreviouslydescribedroomrequirements.

Sensing:DALI-2CSandDALI-2 CSTHP-AQ

TheDALI-2CScombinesmotiondetection,lightmeasurementandlocalroom logic,andcanswitch,dim,callupscenes orperformconstant-lightcontroldependingonpresenceandbrightness.TheTHPAQvariantsaddtemperature,relativehumidity,airpressureandairquality,makingthesensorabridgebetweenlighting automationandroom-comfortdata.IEC 62386Part306playsakeyrole:thispart standardizesgeneralsensorinformation andmeasuredvaluesforDALIinputdevices,sothatroomdatabecomesusable acrossmanufacturers.1

Control:DALI-2ROT,Push-Button CouplersDALI-2MCsandthe7inchDALI-2Display DALI-2ROToffersfamiliarrotaryandpush operationforswitching,dimming,scenes andcolorfunctions,whilepush-button couplerssuchasDALI-2MCandMCMini integrateexistingswitchranges–particularlyimportantinretrofitting.The7-inch DALI-2Displayextendsthiscontrolconceptwithaconfigurabletouchsurfacefor morecomplexrooms:widgetsforswitching,dimming,scenerecall,RGBcolorcontrolandcolortemperaturecanbeadapted tofittheroomfunction,insteadofbeing tiedtoarigidswitchlayout.2,3

Actuators:DALI-2Jalousie,DALI2RMandDALI-2Audio TheDALI-2Jalousieblindmoduleconnectsa230VblindmotortotheDALIline andmakespositionsandshadingscenes partofthesameroomlogicasthelighting, crucialfordaylightuse,glareprotection andpresentationscenes.Relaymodules suchasDALI-2RM8orRM16integrate non-DALIloads,andtheDALI-2Audio Interfacebringsinternetradio,audiofiles orannouncementsintoroomscenes(for exampleinhotels,wellnessareasorreceptionzones).4

1https://lunatone.com/wp-content/uploads/2020/10 /86457244-und-86457244-IP65_DALI_CS_Mini_EN_D0 091.pdf

2https://lunatone.com/wp-content/uploads/2021/08 /86459338-3T_86459338-5T_DALI2_ROT_TOUCH_EN _D0100.pdf

3https://lunatone.com/wp-content/uploads/2026/01 /86451537-DALI-2_MC-Mini_EN_D0143.pdf

4https://lunatone.com/wp-content/uploads/2026/01 /DALI-2_Jalousie_EN_D0145.pdf

LunatoneDALI-2CSMiniGWArt.Nr.:86457244-GW-_.

LunatoneDALI-2ROTTouchArt.Nr.:86459338-5T-L3.

LunatoneDALI-2MCMiniArt.Nr.:86451537.

Wirelessconnection:wDALI-2 WhennoDALIwiringisavailableorcontrol pointsshouldremainflexible,thewDALI-2 wirelessconnectioncanextendtheDALI system.WirelessbridgesorremotecontrolscanintegrateintheDALIlinewithout additionalcables.Thisisespeciallyvaluableinretrofitting,whenscenebuttonsor furthercontrolpointsareaddedatalater stage.5

GatewaysandBuilding-Wide LightManagement

TheDALI-2IoTGatewayconnectsthe roomlevelwithhigher-levelapplications: itenablesmonitoringandoperationvia PCorsmartphoneandprovidesAPIsfor customer-specificintegrations;theIoT4 GatewayextendsthistofourDALIlines. ThelocalDALIlineremainsthefunctional layer,theIoTaddsmonitoring,dataaccess andservicesontop,aswellasDALIdevice configurationviatheDALICockpitSoftware tool(https://www.lunatone.com/en/prod uct/dali-cockpit/),thatisapowerfultoolfor configuration,monitoringandtroubleshootingforDALIsystems.6

Conclusion

DALIcannotonlybeusedinthetypical fieldoflightingcontrolbutdevelopsintoan intelligentcontrolsystemandinfrastructure forroomdata,operationandservices. ThestrengthoftheMulti-Masterapproach liesinthedistributionofroleswithinthe controlstructure,whiletheSingle-Master approachintegrateswellinsystemswith othercentralbuildingautomations. Lunatonedevicesareavailableandwell suitedforbothapproacheswitheither powerfulandversatilecontrolfunctionality asapplicationcontrollersorreliableDALI-2 certifiedinstancedevicesforintegrationin Single-Mastersystems. ■

Paukerwerkstraße5 1210Vienna,Austria www.lunatone.com

WanttoknowmoreaboutDALI? TrainingcoursesonDALIlightingcontrol:

LunatonewDALI-2ExtraLongRangeRemoteArt.Nr.:87313951-L01, LunatonewDALI-2RemoteReceiverPSArt.Nr.:87313917-PS, LunatonewDALI-2RemoteReceiverArt.Nr.:87313917.

LunatoneDALI-2JalousieArt.Nr.:86458676-HS, LunatoneDALI-2JalousieArt.Nr.:86458676-DE.

5https://lunatone.com/wp-content/uploads/2025/04 /87313951_87313917_wDALI2_Remote__Receiver_E N_D0135.pdf

6https://lunatone.com/wp-content/uploads/2021/08 /89453886_DALI2_IOT_EN_D0099.pdf

LunatoneDALI-2IOTGatewayArt.Nr.:89453886.

NewTestandCertification SpecificationsfortheBluetooth® NLCtoDALIGateway

JasonMarcel,SeniorMarketingProgramManager,BluetoothSIG

TheDALIAlliance,theglobalauthority onlightingtechnologystandardization,hasannouncedamajormilestone intheevolutionofsmartlightingsystems:thelaunchofitstestandcertificationspecificationsforthewireless toDALIGatewaythatdramatically acceleratesthedeploymentofBluetooth®NetworkedLightingControl (NLC).ThisreleasemarksatransformativesteptowardseamlessintegrationbetweenwiredDALIlightingsystemsandleadingwirelessprotocols suchasBluetooth®MeshNetworking.

Thesenewspecificationsaredesigned toensurerobustinteroperabilitybetween wiredandwirelesslightingcomponents, enablingbuildingmanagers,developers,andmanufacturerstodeployflexible, scalable,andintelligentlightingsolutions. Bybridgingthegapbetweenprecisioncontrolledwiredsystemsandtheagility ofwirelessnetworks,theDALIAllianceis helpingtopavethewayforaneweraof smartbuildingautomation.

BridgingDALIandthe BluetoothNLCEcosystem

TheBluetoothNLCtoDALIGateway servesasastandardizedtranslatorbetweenDALIsystems(specificallyDALI-2 andD4idevices)andtheBluetoothNLC ecosystem.ThegatewayallowsBluetoothNLCsolutionstocontrolwiredDALI devicesandaccesstheirrichdatasets, includingluminairediagnostics,energy usage,andperformancemetrics.Thisinteroperabilityempowerslightingsystemsto operateasunifiedplatforms,regardlessof theunderlyingcommunicationprotocol.

Thespecificationensuresthatthegateway canreliablytranslatecommandsanddata betweenDALIandBluetoothNLCdevices, enhancingcompatibilityandpromoting aconsistentuserexperience.Thisstandardizationiscriticalforacceleratingthe adoptionofnetworkedlightingsolutions incommercialandindustrialenvironments whereflexibility,reliability,andscalability areparamount.

“Itisnotoftenthatyouseeindependent architecturesthatmatchandextendeach othersowell,”saidSzymonSlupik,CTO andco-founderofSilvair.“Thistechnology match,togetherwiththeclosecollaborationbetweentheBluetoothSIGandDALI Alliance,meansthatthemarketwillbenefit fromawiderselectionofinteroperableintelligentlightingcomponents.”

Thenewlyreleasedspecificationsallow wiredDALIproducts(DALI-2andD4i)to becontrolledwithinwirelessecosystems, offeringgreaterflexibilityandadaptability. Additionally,thegatewaycantranslate seamlesslybetweenDALIandBluetooth® NLC,providingrobustinteroperability.

BluetoothNLCastheSmart BuildingBackbone

Theintegrationofwirelessprotocolswith DALIlightingsystemsismorethanatechnicalachievement;it’sastrategicenabler forsmartbuildinginnovation.Lightinginfrastructures,duetotheirubiquity,are uniquelypositionedtoserveasthebackboneofintelligentbuildings.

Enablingsensor-richlightingsystemsto communicatewithbuildingmanagement systems(BMS),suchasHVACandsecurity,allowsthegatewaytounlocknewcapabilitiesinenergyefficiencyandoccupant comfort.Bystandardizingamultitudeof datapoints—fromdeviceassetinformationandenergyconsumptiontopredictive maintenance—device-leveldatabecomes foundational,enablingthedeploymentof efficient,reliableAI-basedbuildingsystems.

www.bluetooth.com

Assuch,BluetoothNLCsystemscannow actasthecentralnervoussystemofa building,facilitatingadvancedserviceslike indoornavigation,assettracking,andautomatedenvironmentaladjustments.This convergenceoflightingandIoTtechnologiessupportsthedevelopmentofsustainable,human-centricbuildingsthatrespond dynamicallytooccupantneedsandoperationaldemands.

“TheintroductionofthesetestandcertificationspecificationsforwirelesstoDALI Gatewaysisasignificantmilestone,”said PaulDrosihn,generalmanageroftheDALI Alliance.“Itopensupnewpossibilitiesfor integratingDALIwithwirelesssystems, creatingabroaderrangeofsolutionsfor theindustry.Bystandardizingthesegateways,we’repromotinginteroperabilityand providingapathforwardfordevelopers, manufacturers,andprofessionalsinbuildingautomation.”

“Thistechnologymatch,togetherwiththe closecollaborationbetweentheBluetooth SIGandDALIAlliance,meansthatthe marketwillbenefitfromawiderselection ofinteroperableintelligentlightingcomponents,”saidSzymonSlupik.

TheImportanceof Standardization

Standardizationisthecornerstoneofinteroperabilityandmassadoption.ThecollaborationbetweentheBluetoothSIGand theDALIAllianceexemplifieshowindustrydefinedstandardscanremovebarriers toinnovation.ByaligningtheBluetooth distributedcontrolarchitecturewiththe DALIapplicationcontrollerconcept,the twoorganizationshavecreatedaunified frameworkthatsupportsawiderangeof intelligentlightingcomponents.

Afingertouchesthescreenonawireless centralcontrolmonitoringsystem,adjustingthetemperatureinabuilding.“The standardizedgatewayenablesseamless integrationbetweenDALI’strustedwired systemsandBluetoothNLC,theleading wirelesslightingstandard,”saidNeville Meijers,CEOoftheBluetoothSIG.“The collaborationhighlightsthepowerofopen, industry-definedstandardsindrivinginnovation,buildingmarketconfidence,and untappingthefullpotentialofintelligent lightingsystems.”

WirelessLightingMarket Momentum

Bluetooth®NLCisgainingsignificanttractionincommerciallighting.Vendorslike Inventronics,DeltaElectronics,Fulham, OSRAM,Sylvania,andZumtobelaredrivingadoptionthroughlarge-scaledeploymentsinoffices,warehouses,retailspaces, andhorticultureenvironments.

ThedecentralizedarchitectureofBluetooth NLCdistributesintelligenceacrossthenetwork,eliminatingsinglepointsoffailureand enhancingsystemresilience.Combined withDALI’sprecisionandscalability,this architecturesupportsthedevelopmentof lightingsystemsthatarenotonlyreliable butalsodeeplyintegratedintobroader buildingoperations.

ThelaunchoftestandcertificationspecificationsforwirelesstotheDALIGateway marksapivotalmomentintheevolution ofsmartlighting.Byenablingseamless integrationbetweenwiredandwireless systems,theDALIAllianceanditspartners arelayingthefoundationforintelligent,interoperable,andenergy-efficientbuildings. Astheindustryembracesthesestandards, thefutureofcommercialconnectedlighting looksbrighterthanever. ■

JasonMarcel,SeniorMarketingProgramManager,BluetoothSIG,Inc.

JasonMarcel playsapivotalroleinshapingandadvancinghigh-impact,Bluetooth®centricmaterialforavarietyofmarketingplatforms.Overhisnine-yeartenure attheBluetoothSIG,hehasleveragedhis expertisetodelivercompelling,informative contentthatengagestechnicalaudiences acrosscommercialandindustrialsectors.

NevilleMeijers,CEOoftheBluetoothSIG,Inc.

BluetoothSIG,Inc 5209LakeWashingtonBlvdNE Suite350 Kirkland,WA98033USA +1.425.691.3535 www.bluetooth.com

DALILightingAwards2026–

HighlightInteroperabilityand Innovation

LEDprofessionalEditors

ThepresentationoftheDALILighting Awards2026attheLight+Building2026 underscoredthegrowingimportanceof standardized,interoperablelightingcontrol inmodernbuildingsandurbanenvironments.OrganizedbytheDALIAlliance,the internationalawardsprogramrecognized outstandingprojectsthatdemonstrated thepracticalandinnovativeapplicationof DALI-basedlightingsystemsworldwide.

Thisyear’seditionrecordedasignificant increaseinparticipation,withsubmissions nearlytriplingcomparedtopreviousyears. EntrieswerereceivedfromacrossEurope, Asia,theAmericas,Oceania,andAfrica, reflectingtheglobalreachandrapidadoptionofDALItechnologies.Theawards werestructuredintotwomaincategories: ApplicationAwards,recognizingreal-world implementations,andInnovationAwards, focusingontechnologicaladvancements andnewapplications.

Atotalof13winningprojectswereselected,complementedbythreehighly commendedentries.Thediversityofthe awardedprojectsillustratedtheversatility ofDALIsystemsacrossawiderangeof applications,fromresidentialandcommercialenvironmentstoindustrialfacilitiesand smartcityinfrastructure.

IntheApplicationAwardscategory,the EstorilCourtluxuryresidenceinHong Kong,deliveredbyZhuhaiLTECHTechnology,demonstratedadvancedresidential lightingcontrol.Incommercialinteriors, LitelabwasrecognizedfortheHindustan UnileverworkplaceinMumbai,whereDALI wasintegratedwithdaylightutilizationand buildingmanagementsystemstocreate anefficientanduser-centricenvironment. BEGAreceivedtheawardfortheexterior lightingofAkershusFortressinOslo,while B.E.G.washonoredforitsscalablelightingsolutionattheBoschResearchand Developmentfacility.IntheSmartCities andInfrastructurecategory,Signifywas awardedforitslightingdesignatEzhou HuahuAirportinChina.

TheInnovationAwardshighlightedkey technologicaldevelopmentsshapingthe futureoflightingcontrol.CrownHouse Technologieswasrecognizedforitsuse oftheD4istandardinOxford’sStephenA. SchwarzmanCentrefortheHumanities, enablingdata-drivenbuildingoptimization. Tridonicstoodoutbywinningtwoawards: oneforemergencylightingintegrationat theAmericanUniversityinCairoandanotherfortheAlUlaFilmResidence,which showcasedintelligentenergy-savingstrategies.

Furtherawardsreflectedemergingtrends suchashuman-centriclighting,smartcity integration,andadvancedsysteminteroperability.Elekonwashonoredforits hospitalprojectinIstanbul,whileFlashnetdemonstratedlarge-scalesmartcity integrationinWashington,D.C.TheimplementationofDALI+at500BourkeStreet inMelbournebyLightmovesandZencontrolhighlightedthegrowingimportanceof wirelessandIP-basedcontrolsystems. AdditionalrecognitionwenttoBluebottle forconnectedlightingatGate8inAustralia andtoFoster+PartnersandDelmaticfor theirintegratedlightingcontrolatApple’s headquartersinLondon. Specialcommendationswereawardedto DeltaGreentech,Helvar,andInventronics forprojectsdemonstratingexcellencein design,smartinfrastructure,andsustainability.

AsPaulDrosihn,GeneralManagerof theDALIAlliance,noted,the“quality anddiversityofsubmissionswereexceptional”,reflectingthecontinued globalgrowthofDALIasafoundation forintelligentandinteroperablelightingsystems.

Overall,theDALILightingAwards2026 demonstratedthatlightingcontrolhas evolvedintoakeyenablerofsmart,connected,andenergy-efficientenvironments, withstandardizedsystemsplayingacentral roleinfuture-readybuildingandcityinfrastructures.

DALILightingAwards2026 –WinnersOverview

ApplicationAwards

• Residential:ZhuhaiLTECHTechnology–EstorilCourtLuxuryResidence

• CommercialInterior:Litelab–Hindustan Unilever

• CommercialExterior:BEGA–Akershus Fortress

• Industrial:B.E.G.–BoschR&DManufacturingFacility

• SmartCities&Infrastructure:Signify–EzhouHuahuAirport

InnovationAwards

• BestUseofD4i:CrownHouseTechnologies–StephenA.Schwarzman Centre

• EmergencyLightingIntegration:Tridonic –AmericanUniversityinCairo

• HumanCentricLighting:Elekon–AcibademKartalHospital

• IntegrationintoOtherSystems:Flashnet –WashingtonD.C.

• BestUseofDALI+:Lightmoves&Zencontrol–500BourkeStreet

• Sustainability&EnergyEfficiency:Tridonic–AlUlaFilmResidence

• Smart&ConnectedLighting:Bluebottle –Gate8

• InnovationinLighting:Foster+Partners /Delmatic–AppleBattersea

HighlyCommended

• DeltaGreentech–DishuiyunHall

• Helvar–LublinMetropolitanRailway Station

• Inventronics–BaotouAluminiumProject

CoreDALIResourcesforSmart LightingProfessionals

LEDprofessionalEditors

DALIataGlance–ForLightingDesigners andSpecifiers

Thedocument“DALIAtAGlance–For LightingDesignersandSpecifiers”provides acomprehensiveoverviewoftheDALI ecosystemandexplainswhyDALIhasbecomeoneofthemostimportantstandards formodernlightingcontrol.Itpositions DALIasafuture-oriented,interoperable, andscalableplatformthatsupportsintelligentlightingsystemsacrosscommercial, industrial,educational,healthcare,andoutdoorapplications.

Atitscore,DALIisdescribedasaglobally standardizeddigitalcommunicationprotocolbasedonIEC62386,enablingseamlessbi-directionalcommunicationbetween lightingcomponentssuchasluminaires, sensors,controllers,andbuildingmanagementsystems.Oneofthekeystrengths emphasizedthroughoutthedocument isinteroperability.Throughcertification programsmanagedbytheDALIAlliance, productsfromdifferentmanufacturerscan worktogetherreliably,eliminatingvendor lock-inandgivingdesignersandspecifiers greaterflexibility.

ThepublicationalsohighlightshowDALI hasevolvedfarbeyondtraditionalwired lightingcontrol.Twomajordevelopments— DALI-2,D4i,andthenewerDALI+—extend theecosystemintosmartbuildingandIoT environments.DALI-2improvesinteroperabilityandenablesadvanceddiagnostics andmonitoringcapabilities,whileD4iintroducesstandardizedluminaire-leveldata, energyreporting,andoperationalmonitoring.DALI+furtherexpandstheprotocol intowirelessandIP-basednetworks,makingDALIincreasinglyrelevantformodern connectedbuildings.

Anothermajorthemeisflexibilityandscalability.ThedocumentexplainsthatDALI systemscanbeinstalledusingsimpletwowire,non-polarity-sensitivewiringandsupportdifferentwiringtopologiessuchas daisy-chainorstarconfigurations.This simplifiesinstallation,reduceserrors,and lowerscosts.Additionally,DALIsystems canscalefromsmallprojectstolargefacilitiescontrollingthousandsofluminaires. TheexampleofZayedInternationalAirportdemonstratesDALI’sabilitytomanage highlycomplexlightinginfrastructures.

Energyefficiencyandsustainabilityare alsopresentedasmajoradvantages.DALI systemssupportdaylightharvesting,occupancysensing,dimming,andpredictive maintenance,helpingreduceenergyconsumptionandextendluminairelifetimes. Diagnosticfunctionsallowmaintenance teamstoproactivelyidentifyfailuresand optimizesystemperformance,contributing tocircularityandlong-termsustainability goals.

ThedocumentfurtherexploresDALI’s roleinimprovinglightingqualityanduser well-being.Throughpreciseintensityand colorcontrol,DALIenablesHuman-Centric Lighting(HCL)applicationsthatsupport circadianrhythmsandadaptlightingconditionstodifferentactivitiesandenvironments.Examplesincludehealthcarefacilities,educationalinstitutions,fitnesscenters,hospitality,andofficeenvironments, wherelightingcandynamicallyrespondto

occupancy,daylightavailability,anduser needs.

Finally,theguideemphasizesfuture-proofing. BecauseDALIisbasedonopenglobal standardsandcontinuestoevolvethrough developmentslikeDALI+,itremainsadaptabletofuturetechnologicalandregulatory changes.Certificationprograms,rigoroustesting,interoperability,andbackward compatibilitymakeDALIasecureinvestmentforlong-termlightinginfrastructure projects.

10MostImportantTakeaways

• DALIisagloballystandardizedlighting controlprotocolbasedonIEC62386.

• Bi-directionalcommunicationenables real-timemonitoringanddiagnostics.

• DALI-certifiedproductsensureinteroperabilityacrossmanufacturers.

• DALI-2enhancesinteroperabilityand advancedsystemfunctionality.

• D4ienablesluminaire-leveldata,diagnostics,andIoTintegration.

• DALI+expandsDALIintowirelessand IP-basedsmartbuildingnetworks.

• Simpletwo-wire,non-polarity-sensitive wiringreducesinstallationcomplexity.

• DALIsystemsarehighlyscalable— fromsmallroomstolargeinfrastructure projects.

• Energy-savingfeaturesincludedimming, occupancysensing,anddaylightharvesting.

• DALIsupportsHuman-CentricLighting andfuture-proofsmartbuildingstrategies.

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DALIataGlance–MaximisingFinancial Gains

Thedocument“DALIAtAGlance–MaximisingFinancialGains”presentsDALInot simplyasalightingcontroltechnology,but asastrategicbusinesstoolthatimproves operationalefficiency,sustainability,and long-termassetvalueinmodernbuildings. Thepublicationisprimarilyaimedatbuildingowners,developers,investors,facility managers,anddecision-makerswhoare evaluatingsmartbuildingtechnologiesfrom afinancialandoperationalperspective.

Acentralmessagethroughoutthedocumentisthatlightingshouldnolongerbe viewedasapassiveutility,butratheras anintelligentinfrastructurecomponentcapableofgeneratingmeasurablebusiness value.Traditionalanaloguelightingsystems aredescribedasinefficient,expensiveto maintain,anddifficulttoadapttoevolving buildingrequirements.Incontrast,DALIbasedsystemsprovidesmart,data-rich lightingcontrolthatenablesautomation, real-timediagnostics,predictivemaintenance,andseamlessintegrationwithwider buildingmanagementsystems.

ThedocumentexplainsthatDALIisagloballystandardizedprotocolunderIEC62386 andsupportedbytheDALIAlliancecertificationecosystem,ensuringinteroperabilitybetweenmanufacturers.Thisopen, standards-basedapproachavoidsvendor lock-inandguaranteeslong-termflexibility andsupplychainstability.DALI-certified productscanworktogetherreliablyacross differentprojectsandfutureexpansions, makingDALIparticularlyattractivefor large-scaleorlong-lifeinfrastructureinvestments.

Amajorfocusisplacedonfinancialreturn andenergyefficiency.Featuressuchas daylightharvesting,occupancysensing, automateddimming,andzonedlighting controlsignificantlyreduceenergyusage andoperatingcosts.Atthesametime, DALIsystemsprovidedetailedoperational anddiagnosticdata,enablingpredictive maintenanceandreducingdowntimeand maintenanceexpenses.Accordingtothe document,thiscombinationofenergysavingsandoperationalefficiencyresultsin rapidROIandimprovedlong-termfinancial performance.

ThepublicationalsohighlightsDALI’srole insupportingsustainabilityandregulatorycompliance.Buildingsequippedwith DALIsystemsarebetterpositionedtomeet standardssuchasWELL,LEED,BREEAM, andtheupcomingEuropeanEnergyPerformanceofBuildingsDirective(EPBD). DALIcontributestoESGgoalsbyreducing energyconsumption,supportingcircularity throughbackwardcompatibility,andextendingluminairelifetimes.Furthermore, DALIsystemscanintegrateairqualitysensorsandothersmartbuildingtechnologies, contributingtohealthierandmoreefficient indoorenvironments.

Anotherkeyadvantagedescribedisflexibility.DALIsystemsallowspacestobe reconfiguredthroughsoftwareprogrammingratherthanphysicalrewiring,reducing renovationcostsanddisruption.DALI+ extendsthisflexibilityfurtherbyenabling wirelessandIP-basedcommunication. ThismakesDALIparticularlysuitablefor dynamicenvironmentssuchasoffices,educationalfacilities,industrialspaces,and retrofitprojects.

Thedocumentsupportsitsargumentswith severalreal-worldcasestudiesdemonstratingmeasurablefinancialgains.ExamplesincludeManchesterAirport,which achievedan89%reductioninenergycosts atTerminal3,HartmannInternationalin Germanywitha60%energyreduction, andGeorgiaPowerintheUSA,where DALI-enabledsmartstreetlightingdoubled installationcapacitywhilesavingmillions inlabourcosts.Theseexamplesillustrate howDALIdeliversoperationalsavings, scalability,andlong-termvalueacrossdifferentapplications.

10MostImportantTakeaways

• DALItransformslightingfromautilityinto astrategicbusinessasset.

• Openstandardsandcertificationensure interoperabilityandavoidvendorlock-in.

• Daylightharvestingandoccupancy

sensingsignificantlyreduceenergy costs.

• Real-timediagnosticsenablepredictive maintenanceandloweroperatingexpenses.

• DALIsystemssupportESGgoalsand greenbuildingcertifications.

• DALIsimplifiesreconfigurationofspaces withoutcostlyrewiring.

• DALI+enableswirelessandIP-based lightinginfrastructures.

• Smartluminairescancollectoperational, occupancy,andenvironmentaldata.

• Future-proofingandbackwardcompatibilityprotectlong-terminvestments.

• Real-worldprojectsdemonstratestrong ROIandmeasurablefinancialsavings.

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SpecifyingwithDALI–ALightingDesigner’s Guide

Thedocument“SpecifyingwithDALI–A LightingDesigner’sGuide”isacomprehensivetechnicalandstrategicguidedevelopedbytheDALIAlliancetohelplighting designers,consultants,engineers,and specifiersunderstandhowtodesign,specify,andimplementmodernDALI-based lightingcontrolsystems.Theguideexplainsboththetechnicalfoundationsand thepracticalbenefitsofDALItechnologies, particularlyDALI-2,D4i,Zhaga-D4i,and DALI+,whileemphasizinginteroperability,

flexibility,energyefficiency,andfuturescalability.

TheguidebeginsbyexplainingthefundamentalsoftheDigitalAddressableLighting Interface(DALI),agloballystandardized protocolunderIEC62386thatenables intelligentcommunicationbetweenlightingcomponents.DALIsystemsconsistof applicationcontrollers,inputdevices,luminaires,controlgear,buspowersupplies, andatwo-wirecommunicationbus.One ofthemajorstrengthsofDALIisitssimplifiedandflexiblewiringtopology,allowing daisy-chain,star,tree,andlineconfigurationswhilereducinginstallationerrors becausethesystemislargelypolarityinsensitive.

Akeythemethroughoutthedocumentis thesuperiorityofDALIovertraditionalanaloguesystemssuchas0–10Vcontrols. DALIoffersprecisedimming,scenecontrol,scalability,interoperabilitybetween manufacturers,diagnosticcapabilities, easiermaintenance,andintegrationwith buildingautomationsystems.Thesystem supportsupto64controlgeardevicesand 64controldevicespersubnet,enabling flexiblegroupingandsceneprogrammingthroughsoftwareinsteadofphysical rewiring.

ThedocumentstronglypromotesDALI2certificationoverolderDALIversion-1 products.DALI-2introducesverifiedinteroperability,certifiedtesting,advanced dimmingperformance,supportforsensors andapplicationcontrollers,real-timediagnostics,colourcontrol,andbidirectional communication.DALI-2systemssupport dynamiclightingstrategiesusingoccupancysensors,daylightharvesting,tunable whitelighting,RGBWAFcolourcontrol,and xychromaticitycontrolforhighlyaccurate lightingreproduction.Thesecapabilities makeDALI-2suitableforretail,hospitality, museums,offices,healthcare,entertainmentvenues,andsmartbuildings.

AnothermajorfocusisDALIDatafunctionality,whichenablesluminairesandLED driverstoprovidereal-timeoperational,energy,anddiagnosticinformation.Theguide explainshowluminairedata,energyreporting,anddiagnosticscanimprovepredictive maintenance,assetmanagement,compliancereporting,andenergyoptimization. Thistransformslightingsystemsintodatadriveninfrastructurecapableofsupporting sustainabilitygoalsandoperationalefficiency.

TheguidealsocoversadvancedtechnologiesincludingD4i,Zhaga-D4i,and DALI+.D4iintroducesluminaire-levellight-

ingcontrolwithintegratedpowersupplies anddatareporting,particularlyusefulfor smartcityandIoTapplications.ZhagaD4iaddsstandardizedplug-and-playinterfacesforsensorsandcommunication modules.DALI+expandstheDALIprotocolintowirelessandIP-basednetworks, enablingscalablesmartbuildingintegration withoutlosingDALI’scorefunctionalityand interoperability.

Finally,thedocumentprovidesdetailed guidanceforspecifyingDALIsystems, includingapplicationcontrollers,input devices,luminaires,emergencylighting, powersupplies,dimmingrequirements, colourcontrol,scalability,energymonitoring,andcomplianceconsiderations. ItstressestheimportanceofusingcertifiedproductslistedintheDALIProduct Databasetoensureinteroperabilityand future-proofsystemperformance.Overall,theguidepositionsDALIasaflexible, intelligent,scalable,andfuture-readylightingecosystemsuitableformodernsmart buildingapplications.

10MostImportantTakeaways

• DALIisaninternationallystandardizedlightingcontrolprotocolunderIEC 62386.

• DALI-2certificationensuresinteroperability,reliability,andverifiedtesting.

• DALIsupportsflexiblewiringtopologies withsimplifiedinstallation.

• Upto64controlgearand64controldevicescanoperateononeDALIsubnet.

• DALIenablesadvanceddimming,scene control,anddynamiclightingstrategies.

• DALI-2supportssensors,occupancy detection,daylightharvesting,and colourcontrol.

• DALIDataenablespredictivemaintenance,diagnostics,andenergymonitoring.

• D4iandZhaga-D4ipreparelightingsystemsforIoTandsmartcityintegration.

• DALI+extendsDALIintowirelessand IP-basedsmartbuildingnetworks.

• UsingcertifiedproductsfromtheDALI ProductDatabaseisessentialforcompatibilityandfuturescalability.

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www.dali-alliance.org/data/downloadables ArtificialLightatNight–HowDALIControlsCan Help

Thedocument“ArtificialLightAtNight–HowDALIControlsCanHelp”explainsthe growingenvironmentalandsocialconcerns causedbyexcessiveartificiallightingduring nighttimeandhighlightshowDALI-based lightingcontrolsystemscanprovideabalancedsolution.Thepaperrecognizesthat artificiallightisessentialformodernsociety,supportingsafety,economicactivity, transportation,publicspaces,andsocial lifeafterdark.However,poorlydesigned oruncontrolledlightinginstallationscreatesignificantproblemssuchasskyglow, glare,lighttrespass,unnecessaryenergy consumption,andecologicaldisruption. Wildlifespeciesincludinginsects,birds, bats,andseaturtlesdependonnatural day-nightcycles,andexcessiveartificial lightcaninterferewithfeeding,migration, andhabitatbehavior.

Thedocumentemphasizesthatthesolutionisnotsimplyturninglightsoff,but designingsmarterlightingsystemsthat provideonlytherequiredamountoflight, exactlywhereandwhenitisneeded.AdvancedDALI,DALI-2,D4i,andZhaga-D4i lightingcontroltechnologiesenableprecise dimmingschedules,occupancysensing, daylightsensing,automatedswitching, andremotemanagement.Thesesystems reduceunnecessaryilluminationduring low-useperiodswhilemaintainingpublic safetyandcomfort.Theguidepositions intelligentlightingcontrolsasapractical, scalablestrategytoreducecarbonemissions,improveenergyefficiency,protect ecosystems,andcreatesafer,greener nighttimeenvironments.

10MostImportantTakeaways

• Artificiallightatnightisessentialfor modernlifebutcancreateenvironmental harmwhenuncontrolled.

• Pooroutdoorlightingcontributesto skyglow,glare,andlighttrespass.

• Excessivenighttimelightingnegatively affectswildlifeandecosystems.

• Unnecessarylightingincreasesenergy waste,carbonemissions,andoperating costs.

• Thegoalisbalancedlighting—enough lightforsafetyandfunctionality,butno morethannecessary.

• Smartlightingcontrolsaremoreeffective thansimplyswitchinglightsoff.

• DALIisagloballystandardizedlighting controlprotocolunderIEC62386.

• DALI-2andD4isystemssupportprecise dimming,automation,diagnostics,and scenecontrol.

• Zhaga-D4iluminairesenableplug-andplaysensors,motiondetection,and daylightsensing.

• IntelligentDALIlightingsystemssupport safercities,loweremissions,reduced lightpollution,andbetterenvironmental protection.

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www.dali-alliance.org/data/downloadables EUEPBDRequirements

LightingControl Systems

Thedocument“EUEPBDRequirements EnabledbyDALILightingControlSystems” explainshowmodernDALI-basedlighting controltechnologiessupportcompliance withtherevisedEuropeanUnionEnergy PerformanceofBuildingsDirective(EPBD) 2024.ThedirectiveaimstoreducethecarbonfootprintofEurope’sbuildingsector throughstricterenergyefficiencyrequirements,smarterbuildingtechnologies,and improvedindoorenvironmentalquality. Buildingsaccountforaround40%ofEU energyconsumption,makingintelligent buildingautomationsystems(BACS)increasinglyimportant.

ThepublicationhighlightsthatlightingcontrolsystemsbasedontheDALIstandard meetEPBDrequirementsinseveralareas, includingenergymonitoring,diagnostics, interoperability,occupancydetection,and indoorenvironmentalqualitymonitoring. DALIsystemsenablecontinuouslogging andoptimizationofenergyusewhilesupportingcommunicationbetweenmultiple technicalbuildingsystems.Thedocumentalsoexplainsupcomingdeadlines formandatoryautomaticlightingcontrolsin non-residentialbuildings.

SpecialattentionisgiventoDALI-2,D4i, andDALI+certifiedproducts.DALI-2ensuresinteroperabilityandefficientwired lightingcontrolsystems,whileD4ienables smartluminaireswithintegratedsensors, energymonitoring,andwirelesscommunicationmodules.DALI+extendsDALIinto wirelessandIP-basedenvironments,simplifyingretrofitsandrenovations.

5MostImportantTakeaways

• EPBD2024introducesstricterenergy efficiencyrequirementsforbuildings.

• DALIsystemssupportBACSrequirementsincludingmonitoring,diagnostics, andinteroperability.

• Automaticlightingcontrolswithoccupancydetectionwillbecomemandatory inmanynon-residentialbuildings.

• D4iandDALI+enablesmart,wireless, andretrofit-friendlylightingsystems.

• DALItechnologieshelpbuildingsachieve sustainability,energy-saving,andsmart readinesstargets.

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CyberResilianceAct (CRA)-DALIAlliance PublicComment

Thedocument“CyberResilienceAct(CRA) –DALIAlliancePublicComment”outlines theimpactoftheEuropeanUnion’sCyberResilienceActonDALI-basedlighting products.TheCRAisabroadcybersecurityregulationcoveringproductswithdigital components,includingwiredconnectivitysolutions,makingitrelevantforDALI systems.Whiletheregulationenteredinto forceinDecember2024,itsmainrequirementswillapplyfromDecember2027.

TheCRAaimstoimprovecybersecurity standards,protectconsumersandbusinessesfromcyberthreats,andensurethat manufacturersprovidesecurityupdates andproductsupport.TheDALIAlliance recommendsthatcompliancebeassessed atthelevelofthecompleteproductrather thanindividualDALIcomponents.Manufacturersarethereforeexpectedtoconduct comprehensiveriskassessmentsanddeterminewhethertheirproductsmeetCRA requirements.

AccordingtotheDALIAlliance,mostwired DALI-2andD4iproductsareexpectedto presentalowcybersecurityrisk.However, productsincorporatingwirelesscommunication,Ethernetconnectivity,DALI+,or certifiedgatewaysmayrequireadditional assessmentandcompliancemeasures. Thedocumenthighlightstheincreasingimportanceofcybersecuritywithinconnected lightingandsmartbuildingsystems.

5MostImportantTakeaways

• TheCRAappliestoproductswithdigital elements,includingDALIsystems.

• Maincompliancerequirementstake effectinDecember2027.

• Manufacturersmustassesscybersecurityrisksforthecompleteproduct.

• MostwiredDALI-2andD4iproductsare expectedtohavelowcybersecurityrisk.

• DALI+,gateways,andwireless-connected productsmayrequireadditionalcompliancemeasures.

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callyincludesDALI+products,wiredDALI productswithwirelessinterfaces,andDALI productsconnectedthroughIP-basedsystems.Traditionalwired-onlyDALIsystems withoutIPconnectivitymayfalloutsidethe regulation,althoughsomecasesremain application-dependent.

Thedocumentalsooutlinesessentialcybersecurityobligationsforproductswithin scope.Theseincludetheprohibitionof defaultpasswords,implementationofa vulnerabilitydisclosurepolicy,transparency regardingsoftwareupdateperiods,anda formalstatementofcomplianceaccompanyingtheproduct.Overall,theguidehighlightstheincreasingimportanceofcybersecurityandcompliancewithinconnected lightingandsmartbuildingecosystems.

5MostImportantTakeaways

• UKPSTIfocusesoncybersecurityrequirementsforconnectedproducts.

UKPSTIGuidance

Document

Thedocument“UKPSTIGuidanceDocument”fromtheDALIAllianceprovides guidanceonhowtheUKProductSecurityandTelecommunicationsInfrastructure (UKPSTI)regulationsapplytoconnected lightingproductsandDALI-basedsystems. Thedocumentfocusesoncybersecurity requirementsforproductsthatcanconnecttonetworksortheinternet,helping manufacturersandstakeholdersdetermine whethertheirproductsfallwithinthescope ofUKlegislation.

Akeyelementisthedecisionflowchart, whichexplainswhenaproductislikely “inscope”underUKPSTI.Productsthat areinternet-connectableornetworkconnectableusingIPprotocolsarelikely coveredbytheregulation.Thisspecifi-

• DALI+andIP-connectedDALIsystems arelikelywithinregulatoryscope.

• Productsmustavoiddefaultpasswords forimprovedsecurity.

• Manufacturersshouldimplementvulnerabilitydisclosurepolicies.

• Clearsoftwareupdatecommitmentsand compliancestatementsarerequired.

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RadioEquipment Directive(RED)-DALI AllianceGuide

Thedocument“RadioEquipmentDirective(RED)–DALIAllianceGuidance”providesguidanceonhowtheEuropeanRadioEquipmentDirective(RED)appliesto wirelessandconnectedDALIproducts. Thedocumentfocusesparticularlyoncybersecurityandriskmitigationrequirements forlightingproductsthatincludewireless communicationinterfaces.

Accordingtotheguidance,severalDALI technologiesareexpectedtofallwithin thescopeofRED,includingDALI+with Thread,Bluetooth-to-DALIgateways, Zigbee-to-DALIgateways,andotherDALI productscontainingwirelessinterfaces. Thedocumentexplainsthatriskanalysis underREDwilllikelyrequirecybersecurity

mitigationmeasures,anditrecommends followingEN18031,theharmonizedstandardunderRED,asanappropriatecomplianceapproach.

ThepublicationhighlightsthatDALI+with ThreadbenefitsfromThread’sbuilt-insecuritymethodswhilealsoprovidingadditional communicationsecurityoptions.Similarly, BluetoothMeshandZigbeesecuritymechanismssupportgatewayproductsbased onthesewirelesstechnologies.ThedocumentstressesthatonlytheDALI-related partsofproductsarecoveredbyDALI Allianceguidance,whilenon-DALIcomponentsmayrequireadditionaltreatmentand complianceconsiderations.Overall,the documentreflectstheincreasingimportanceofcybersecurity,wirelesscommunicationsecurity,andregulatorycompliance inconnectedlightingandsmartbuilding systems.

5MostImportantTakeaways

• REDappliestowirelessandconnected DALIproducts.

• DALI+,BluetoothMesh,andZigbee gatewayproductsarelikelyinscope.

• Cybersecurityriskanalysisandmitigationarerequired.

• EN18031isrecommendedastheharmonizedcompliancestandard.

• Thread,BluetoothMesh,andZigbee providebuilt-insecuritymechanismsfor DALIsystems.

DocumentDownload

www.dali-alliance.org/data/downloadables

CIE–TurningResearchintoBest Practice

PeterThornsCEngFCIBSEFSLL,CIEVice-PresidentStandards

Inprofessionallifeandpracticewe haveanumberoftiersofrequirements thatdictateandguideouractions;

• Lawsanddirectives,whicharelegal requirementsthatmustbecomplied with,

• Standardsandcodes,thatmayor maynotbelegalrequirements(dependinguponwhethertheyarewrittenintolaw),

• Guidelinesandrecommendations.

Eachoftheserequirementscomes fromdifferentsourcesandareformulatedbydifferingsetsofpeople,frequentlytoachievedifferentoutcomes.

Lawsanddirectivesarefromlegislators (whichmaybedifferentlevelsofgovernmentswithinacountry,orregionalgovernmentssuchastheEuropeanUnion)aimed atcontrollingparameterssuchasproduct orsystemsafetyorefficiency.

Standardsarefrominternational,regional andnationalstandardizationbodiessuch asISO/IEC,CEN/CENELEC,DIN,BSI, ANSI,CSAorAFNOR.Theseareproduced bynationalexpertsandundergoaformalizeddevelopmentandapprovalprocess. Theyalsoaimforproductsafetybutcover amuchwiderbriefsuchashowaproduct isusedinapplication,orhowmetricsare measuredinastandardizedandrepeatable way.Standardsmayalsobeproduced byorganizationsformallyrecognizedas expertsinaparticularsubjectarea,either internationallysuchasCIEbyISOandIEC, ornationallysuchasNEMAbyANSI.

Recommendationsandguidelinesmay comefromstandardizationbodiesbutalso comefromprofessionalsocieties,suchas LiTG,CIBSE,AFE,ortradeassociations suchasLightingEurope,ZVEI,FEEIorLIA. Theygenerallycomplementstandardsas thelanguageusedinstandardsisveryformalizedwithspecificwordshavingdefined meanings.Forexample,“shall”isarequirement(normative)whereas“should”ismore ofasuggestion(informative).Thiscanlead todocumentsthatarenotintuitivetoread andcontainrequirementsbutlittleadvice. Recommendationsandguidelinesdonot havethesecontentorlanguageconstraints anddiscussrequirementsandconcepts inmorenaturallanguagethatisgenerally easiertounderstand.

Aspecialcaseiscommerciallabels/marks. Whilstthesearenotstandardsintheformalsenseoftheword,theydefinerequirementsnecessarytoallowanindustryrecognizedlabelormarktobeused, forexampleWELLorBREEAMintermsof buildings,orULforproductsandsystems.

Butthequestionis,onwhatbodyofknowledgearethesedocumentsandrequirementsbased?Thereisexistingandnew researchandcurrentpracticeofcourse,

buthowisthisinformationsiftedandorganizedintoacoherentbodyofinformation?

Withinlighting,amajorsourceofthis knowledgeistheInternationalCommissiononIllumination-alsoknownasthe CIEfromitsFrenchtitle,theCommission Internationaledel´Eclairage.TheCIEisdevotedtoworldwidecooperationandthe exchangeofinformationonallmattersrelatingtothescienceandartoflightand lighting,colorandvision,photobiologyand imagetechnology.Itwasoriginallyformed in1900astheInternationalCommissionon Photometry(CIP)andhasbeenknownas theCIEsinceitsrestructuringin1913.

TheCIEistheglobalauthorityonthesubjectmatteroflightandlighting.Itworks withtheInternationalCommissionfor WeightsandMeasures(CIPM)tomaintain theSIsystemforphotometryandradiometryandisrecognizedbytheInternational OrganizationforStandardization(ISO)and theInternationalElectrotechnicalCommission(IEC)asaninternationalstandardizationbody.

TheCIEcooperateswithmanyoftheorganizationsmentionedpreviouslythrough memorandumsofunderstanding,liaisons, andotherworkingrelationships.

TheCIEhassixscientificDivisions,each responsiblefordifferentsubjectareas;

• Visionandcolor,

• Physicalmeasurementoflightandradiation,

• Interiorenvironmentandlightingdesign,

• Transportationandexteriorapplications,

• Photobiologyandphotochemistry,

• Imagetechnology.

Membersofthesedivisionsareexpertsin theirfieldsandcontributetotheprocessof producingnewinformationandorganizing existingresearchintodependableandusableknowledge.

Researchfindingstendtocomefrom avarietyofdifferentsources,suchas academia,professionalorresearchinstitutions,industryandgovernments.Re-

https://cie.co.at

searchfindingsaregenerallypublished inacademicorprofessionaljournals,or presentedatconferences,suchasCIE Mid-TermMeetingsandQuadrennialSessions.Thishelpstoprovideawidebody ofknowledgefrommanyperspectivesand backgrounds.However,italsoproduces findingsthatfrequentlyhavediversegoals, differingexperimentalmethods,varying metrics,dissimilartestsubjects,varying standardsofreporting,andinconsistent andsometimesconflictingresults.

Itisalsousefultodirectresearchefforts toaddressmoreurgenttopicsinacoordinatedway,asopposedtohavingmuch researchscatteredacrossdiversetopics.Therefore,guidanceisnecessaryto trytodirectresearchefforts,andtheCIE producesitsResearchStrategytohelpin this.7 Thisdefinesoverarchingthemes,for exampletowardsinclusiveandequitable lighting,andalsotopicalthemes,forexamplemeasuring,modelling,perceiving andreproducingcolor.Otherdocuments suchasCIE218:2016 ResearchRoadmap forHealthfulInteriorLightingApplications, orCIE254:2024 AroadmaptowardbasingCIEcolorimetryonconefundamentals giveguidanceonthestateofknowledge andthewayahead.TheCIEalsoprovides guidanceonhowtoreportresults,forexampleinCIE213:2014 GuidetoProtocols forDescribingLighting,totrytoharmonize howexperimentalresultsaredocumented, allowingmeaningfulcomparison.

Collatingrelevantresearch,siftingitand makingsenseofitrequiresexpertswho notonlyunderstandthetopicunderconsideration,butalsothebasisofresearchto identifywhatresultsdo,anddonot,mean, wheretheyarevalidandwhichsituations areoutsidetheboundaryconditionsofthe findings.ThisispartoftheCIEprocess toachieveconsensusonwhatweknow, whatwedonotknow,whatwecanapply, andwhatmoreweneed.

Theoutputfromthiswillgenerallybea TechnicalReport,documentingknowledge andexperiencewithinaspecificfieldof lighting,withrecommendationsastohow thisshouldbeusedbyinterestedparties atlarge.CIETechnicalReportsmaybe, andhavebeentranslatedinawiderange oflanguages.ATechnicalReportwould usuallybeanecessarypreliminarytoaCIE orjointCIE/ISO/IECInternationalStandard.ExamplesareISO/CIE8995-1:2025 Lightandlighting–Lightingofworkplaces –Part1:Indoor andtheISO/CIE11664 seriesoncolorimetry.SeveralCIEpublicationshavebeendirectlyadoptedasISOor

7https://www.cie.co.at/research-strategy/research-s trategy-2023-2027

Overviewoftypesoforganizations,withscopeandrepresentativeexamples.

TheroleofCIEinproducingconsensusdrivenauthoritativeinformation.

SchematicshowingtherelationshipbetweentheCIEandISO/TC274.

IECstandards,buttheCIEalsoproduces standardsinitsownright,suchasCIES 026:2018 SystemforMetrologyofOptical RadiationforipRGC-InfluencedResponses toLight

CIEpublicationsmayalsobethebasisfor nationalorregionalstandards.Forexample EN12464-1 Lightandlighting-Lightingof workplaces-Part1:Indoorworkplaces references17CIEpublications,EN13032-

4:2015+A1:2019 Lightandlighting-Measurementandpresentationofphotometric dataoflampsandluminaires-Part4:LED lamps,modulesandluminaires references 14CIEpublicationsandANSI/IESRP-46 Recommendedpractice:Supportingthe physiologicalandbehaviouraleffectsof lightingininteriordaytimeenvironments references9CIEdocuments.

TheCIEhasanespeciallycloserelationship

withISO,specificallyISO/TC274,through aPartnerStandardsDevelopingOrganizationagreement(PSDO).

TheCIEandISO/TC274workcollaboratively.Wheneveranewworkitemis consideredbyeitherorganizationitisdiscussedintheJointAdvisoryGroup(JAG) whichcoordinatesworkacrosstheorganizations.TheJAGhasrepresentativesof boththeCIEandISO/TC274anddecides aproposedcourseofaction.Eitherasubject;

• ispurelyaCIEorISO/TC274topic,and onlyoneorganizationdoesthework,

• isofinteresttobothorganizationsbut oneorganizationtakestheleadinthe workwhilstthesecondorganization participates,

• isofinteresttobothorganizationsand theworkisactionedjointlyandequally throughajointworkinggroup.

So,theCIEproducesthefundamental knowledgewhichmayeitherresultinaCIE standardortechnicalreport,buttheability tomovethatknowledgeintoISOstandards flowsmoresmoothlyduetothisclosecollaboration.Andequallybeneficially,ISO/TC 274mayrequesttheCIEtoperformsome workifmissinginformationisidentified withinCIEareasofexpertise.

“Standardsarenotjustabout compliance;theyarethe bridgebetweencutting-edge researchandpracticalapplication,ensuringthatthelatest advancementsinlightingtechnologybenefiteveryone,from industryprofessionalstoend users.”

PETERTHORNS.

ISO/IEC/CIEstandardsarefrequentlythen adoptedataregionalornationallevelvia aseriesofagreementsbetweenstandardsbodies.Whilststandards,codes andguidelinesareessentialforthefairand freemovementofgoodsandtrade,and

forensuringsafeandhealthyproductsand places,theyarebuiltuponthestrongfoundationsofinternationalconsensus.Andfor lightingthisisledbytheCIE. ■

Glossary

AFE–AssociationFrançaisedel’Eclairage, theFrenchlightingassociation.

AFNOR-AssociationFrançaisedeNormalisation,theFrenchNationalStandards Body.

ANSI–AmericanNationalStandardsInstitute.

BREEAM–UKBuildingResearchEstablishment’sEnvironmentalAssessment Method.

BSI–BritishStandardsInstitution,theUK NationalStandardsBody.

CEN-CommitteeEuropeendeNormalisation,theEuropeanCommitteeforStandardization.

CENELEC-ComitéEuropéendeNormalisationElectrotechnique,theEuropean CommitteeforElectrotechnicalStandardization.

CIBSE-CharteredInstitutionofBuilding ServicesEngineers,UK.

CSA–CSAGroup,formerlyknownasthe CanadianStandardsAssociation.

DIN–DeutschesInstitutfürNormung,the GermanNationalStandardsBody.

FEEI–FachverbandderElektro-undElektronikindustrie,theAustrianassociationfor theelectricalandelectronicsindustry.

IEC–InternationalElectrotechnicalCommittee,internationalorganizationforthe preparationandpublicationofinternational standardsforallelectrical,electronicand relatedtechnologies.

ISO-InternationalOrganizationforStandardization.

LIA–LightingIndustryAssociation,UK tradeassociationforthelightingindustry. LightingEurope–Europeantradeassociationforthelightingindustry.

LiTG–DeutscheGesellschaftfürLichtTechnik+LichtGestaltung,Germanlighting technologysociety.

NEMA–USANationalElectricalManufacturersAssociation.

UL–UnderwritersLaboratories.

WELL–TheInternationalWELLBuilding Institute.

ZVEI–ZentralverbandElektrotechnik-und Elektronikindustrie,Germanelectroand digitalindustryassociation.

PeterThornsCEngFCIBSEFSLL, CIEVice-PresidentStandards.

PeterThornshasworkedinThornLighting andZumtobelGroupsince1985where hehashadanumberofrolesincluding electronicsresearchanddevelopment, manufacturing,softwaredevelopment, photometry,opticaldesignandlightingapplications.HeisthecurrentVice-President StandardsfortheCIE,chairofISO/TC274, andisinvolvedinalargenumberofISO, CENandBSIcommittees.

HeisthechairoftheUKLightingIndustry AssociationBuildingRegulationsTechnicalCommitteeandoftheLightingEurope workinggrouponValueofLight.Heisa CharteredEngineer,aFellowofCIBSEand theSLL,andanassociateeditorofthe academicjournalLightingResearchand Technology. Foradditionalinformation,pleasevisit https://cie.co.at

WorldPremiereinLight: BartenbachUnveilstheSkyDome andaNew“WorldofLight”

Bartenbach

Bartenbach7.0introducedagroundbreakingdigitalartificialsky,immersivelightingenvironments,andanextgenerationplatformforlightingresearch,simulation,andexperience.

WhenBartenbachGmbHofficiallyopened itsredesignedheadquartersinWattens, Austria,thecompanydidfarmorethan unveilarenovatedworkspace.Underthe title“Bartenbach7.0,”theinternationally renownedlightingspecialistintroduced aneweraofimmersivelightingtechnologyanduniqueresearchpossibilities— highlightedbytheworldpremiereofthe BartenbachSkyDome,theworld’sfirstfully digitalartificialskyforthesimulationofnaturallightingconditions.

Theopeningeventmarkedastrategicmilestoneforthecompany,combiningarchitecture,research,engineering,andexperientiallightingintoasingleintegratedenvironment.Thenewlyrevitalized“Quartier amBrandgut,”formerlyknownasthe SwarovskiBusinessBuilding,wastransformedintoacustomizedinnovationhub dedicatedentirelytothefutureoflight.

AccordingtoBartenbachCEOHelmut Guggenbichler,thevisionbehindBartenbach7.0extendsfarbeyondaconventionalofficeorshowroomconcept.“Weare creatingaplacewherelightcanbeexperiencedholistically—emotionally,functionally,andscientifically,”heexplainedduring theopeningceremony.

TheSkyDome:ADigital ArtificialSkyatan UnprecedentedScale

Atthecenterofattentionduringtheevent wasthenewBartenbachSkyDome,a highlyadvancedimmersivelightingand simulationenvironmentdesignedtoreproducenaturaldaylightconditionswith exceptionalrealism.Thesystemreplaces Bartenbach’spreviousartificialskyinstallation,whoseagingtechnologyandphysical dimensionsnolongermetthedemandsof modernsimulationandvisualizationworkflows.

Technically,theSkyDomerepresentsone ofthemostsophisticatedlightingsimulationsystemscurrentlyrealizedintheindustry.Theinstallationfeaturesapproximately 2.2millionmulticolorLEDpointswitha6.9 mmpixelpitch,deliveringluminancelevels ofupto20,000cd/m²andhorizontalilluminancevaluesreaching60,000lux.The systemoperateswithadvanced4-channel RGBWLEDtechnology,achievingacolor renderingindexofCRI90+andenabling highlynaturallightreproduction.

Withamaximumpowerconsumptionof 120kW,theSkyDomeiscapableofsimulatingthecompletenaturaldaylightspectrum,includingdynamicsolarmovement, changingweatherconditions,andvarying atmosphericenvironments.

Whatmakestheconceptparticularlyunique isitshybridroleasbothahigh-powerphotometricallycalibratedlightingsystemand afullyimmersive360-degreevisualization platform.Realandvirtualenvironmentscan beprojectedsimultaneously,allowingarchitecturalprojectstobegeo-referenced anywhereintheworld.Designersandresearcherscaninstantlytransitionbetween lightingconditionsincitiessuchasNew York,Munich,orTokyowhilesimulatingdif-

ferenttimesofdayandweatherscenarios inrealtime.

Beyondvisualization,theSkyDomealso functionsasapowerfulresearchplatform forstudyingperception,spatialexperience,andhumanresponsestolight.The systemenableshighlyrealistictestingscenariosforarchitecture,lightingdesign,and environmentalpsychology,openingnew possibilitiesforbothscientificresearchand customerpresentations.

WorldofLight:From ShowroomtoImmersive KnowledgePlatform

AlongsidetheSkyDome,Bartenbachalso introducedthenewWorldofLight,animmersivelightingenvironmentdevelopedas aninteractiveplatformforcustomers,architects,designers,andpartners.

Unliketraditionalshowrooms,theWorldof Lightcombinestechnicaleducation,emotionalexperience,andapplication-based lightingdemonstrationswithinasingleenvironment.Visitorscanexploremultiple ceilingandlightingtypologies,daylightand artificiallightingconcepts,acousticintegration,andadvancedluminairesystems.

Amongtheshowcasedsystemsare:

• Fluid–large-scaleceilingconstructions withintegratedLFOlightingelements creatingexceptionallycalmandhomogeneousillumination

• Loop–demonstrationsystemsshowcasingvariousbeamanglesandoptical distributionswithinonelightingplatform

• Liva–anexperimentalceilingconcept integratingindirectRBWlightinglines

• Ticel–metalgridceilingsystemswith integratedlightingpointsandindirect

RGBlightingforpremiumarchitectural applications

• Magnetictracksystems–highlyflexible, glare-controlledlightingsolutionswith acousticintegrationandinterchangeable components

TheWorldofLightisdesignedexclusively forcustomersandpartners,positioningthe facilityasbothaninnovationcenterand acollaborativeplatformforfuturelighting concepts.

LightingasanEmotional andScientificMedium

WithBartenbach7.0,thecompanydemonstrateshowlightingisincreasinglyevolving fromapurelytechnicaldisciplineintoa multidimensionalexperiencethatintegrates architecture,perception,health,anddigital simulation.

Thecombinationofadvancedopticalengineering,immersivevisualization,and scientificallybasedlightingdesignreflects abroaderindustrytransformationtoward human-centric,data-driven,andemotionallyengagingenvironments.

Bymergingresearch,simulation,andexperientialpresentationintooneintegrated platform,thenewSkyDomeandWorldof LightestablishBartenbachnotonlyasa lightingdesignleader,butalsoasaglobal innovationdriverattheintersectionofarchitecture,technology,andhumanperception. ■

www.bartenbach.com

IALDEnlightenEurope2026–BringsGlobalLightingDesign

LeaderstoParis

LEDprofessionalEditors

TheInternationalAssociationofLightingDesigners(IALD)announcedthat registrationisnowopenforIALDEnlightenEurope2026,thepremierboutiqueconferenceforarchitectural lightingprofessionals.Theeventwill takeplacefrom17to19June2026,in Paris,France,bringingtogetherthe Europeanlightingdesigncommunity forthreedaysofprofessionaldevelopment,networking,andindustrycollaboration.

©IALDEnlightenEurope2025.

Foundedin1969,theInternationalAssociationofLightingDesigners(IALD)isan internationallyrecognizedorganizationsupportinglightingdesignprofessionals.

Withmembersworldwide,theIALDchampionstheadvancementoflightingdesign asbothanartandascience,advocating forthepoweroflighttotransformenvironmentsandexperiences.

“Paris,the’CityofLights,’providesthe perfectsettingforourprofessionalcommunitytogather,learn,andtakeinspiration,” saidChristopherKnowlton,IALDChiefExecutiveOfficer.“IALDEnlightenEurope 2026willbringtogetherthebrightestminds intheindustryformeaningfuldiscussions thatwillshapethefutureofarchitectural lightingdesign.”

IntimatebyDesign

IALDEnlightenEurope2026features dozensoftop-tiereducationalsessions thatbridgeCreativity,Commerciality,and Collaboration—thethreepillarsofsuccessfullightingdesignpractice.Registrationis intentionallycappedbelow400attendees tofacilitatemeaningfulconnectionsand thought-provokingdiscussionsamongindustrypeers.

Theconferenceservesthefullspectrumof lightingprofessionals,includingdesigners, architects,engineers,manufacturers,and suppliers.Developedbylightingdesigners, forlightingdesigners,theeventbenefits attendeesthroughin-depthdiscussions, relationship-building,andnetworkingopportunitiesrarelyfoundattradeshowsor largerindustrygatherings.

EducationalExcellence

SessionsatEnlightenEurope2026willbe ledbyleadingpractitionersandthought leadersinarchitecturallightingdesign. Theconferenceagendachallengestraditionalthought,identifiesemergingtrends, andmotivatesattendeestoadvancethe profession.Topicsspanthelatestdevelopmentsinlightingcontrolsandsystems integration,artificialintelligenceandemergingtechnologies,healthandwell-being, andsustainability.

“Theprinciplesofpeer-to-peermentorshiparebuiltintotheseconferences,”said CarlaWilkins,IALD,CLD,Presidentofthe IALDBoardofDirectors.“Welearnatall stagesfromthosewiththemostrelevant guidance,regardlessofhierarchicalnorms. Whetheryou’reatthestartofyourcareer oranestablishedprofessional,attending IALDEnlightenEuropewillleaveyoufeeling moreinformed,inspired,andpreparedto harnessthepoweroflight.”

RegistrationInformation

Forcompleteconferencedetails,including venueinformation,agenda,speakers,and registration,visit iald.org/ee26

MoreinformationontheIALDanditsadvocacyforthelightingdesignprofession andtheglobalcommunityisavailableat iald.org ■

HumanCentricLighting

LEDprofessionalReview(LpR),July/August 2026,willfocusontheevolvingfieldof Human-CentricLighting(HCL)anditsgrowingimpactonthedesignofhealthy,productive,andsustainableenvironments.This issuewillexplorehowadvancesinlighting science,controls,andconnectedtechnologiesareenablinglightingsolutionsthatsupporthumanwell-being,circadianrhythms, visualcomfort,andoverallqualityoflife.Itwill highlightemergingresearch,standards,technologies,andpracticalapplicationsacross workplaces,education,healthcare,hospitality,andresidentialsettings.Inaddition,we willpresentacuratedselectionofinnovative projectsandsolutionsthatdemonstratethe potentialofHuman-CentricLightinginrealworldenvironments.

∗ Subjecttochangewithoutnotice.

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