Flow indicators Sight glass/rotor
Technical data
Type WR1
WR1-GMW
WR1-GKW
Brass
Stainless steel Water/air/gas
Media
0.7 – 700 l/min
Flow range
• 360° viewing
G 1/4 to G 1/2 female
Thread
• Also suitable for overhead assembly
Max pressure
• Glass cleaning function
Max temp (media)
100 ºC
• Natural glass
Media temperature
Max 100 ºC
16 bar
Brass CW614N nickel plated
Wetted parts Housing
Borosillicate glass
Tube NBR
Seal/wiper
Flow range l/min
Part number Brass
Stainless steel
WR1–008GMW
Stainless steel 1.4305
FKM
Maximum flow l/min water/air
Thread
Air
Water
WR1–008GKW
G 1/4 female
–
0.7
WR1–010GMW
WR1–010GKW
G 3/8 female
–
0.8
8
WR1–015GMW
WR1–015GKW
G 1/2 female
–
1.4
12
WR1–020GMW
WR1–020GKW
G 3/4 female
–
1.4
25
WR1–025GMW
WR1–025GKW
G 1 female
–
1.7
40
WR1–032GMW
WR1–032GKW
G 1¼ female
–
8.0
80
WR1–040GMW
WR1–040GKW
G 1½ female
–
8.0
100
WR1–008GMG
WR1–008GKG
G 1/4 female
18
–
60
WR1–010GMG
WR1–010GKG
G 3/8 female
20
–
150
WR1–015GMG
WR1–015GKG
G 1/2 female
25
–
250
WR1–020GMG
WR1–020GKG
G 3/4 female
25
–
250
WR1–025GMG
WR1–025GKG
G 1 female
35
–
350
WR1–032GMG
WR1–032GKG
G 1¼ female
60
–
600
WR1–040GMG
WR1–040GKG
G 1½ female
70
–
700
Piston
4
Technical data
Type NO
Media Flow range
• Up to 50 bar • Adjustable scale position • Optional switching contact • 360° viewing
Thread
Water/oil Water 0.7 – 8.0; Oil 18 – 70 G 1/4 to G 1 female
Max pressure
50 bar
Max temp (media)
90 ºC
Wetted parts Housing Tube Seal/wiper
Brass CW614N nickel plated Acrylic (XT) NBR
Thread
Flow range l/min
NO–008GM015
G 1/4 female
3 – 15
15
NO–010GM015
G 3/8 female
3 – 15
15
Part number
Maximum flow l/min water
NO–015GM030
G 1/2 female
5 – 30
30
NO–020GM050
G 3/4 female
5 – 50
50
NO–025GM060
G 1 female
10 – 60
60
114 FLOW INDICATORS
For complete technical information, visit www.oem.co.uk