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Electron

S.R.L.

Design Production & Trading of Educational Equipment

B3510 SERIES - TRANSDUCERS TRANSDUCERS AND CONTROL TRAINERS

ELECTRON S.R.L. VIA CASCINA TORCHIO I-26833 MERLINO (LO) ITALY - TEL. 39(Italy) 02(Milan) 9065 9200 FAX 9065 9180 - E-mail: electron@electron.it Web: www.electron.it Rev 08/00 Specifications may change without notice

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File LEAFLET B3510


B3510 – TRANSDUCER AND INSTRUMENTATION TRAINER

General: The trainer is organized in a modular form and consists of a set of experiment boards. Each one can be easily identified by its alphabetical suffix.

(factory code B3510-Z), which can be interfaced with all the modules in the series to enable complex remote control and monitoring of simulated systems. The 3510-Z is fully described in the relevant section

All the modules in this series have a similar appearance, they have a green fiberglass front surface on which are mounted the electronic components. Clear white silk-screen printing indicates the component positions, and functional blocks.

Accessories required:

The rear of each module has a strong protective cover.

The power supply delivers:

The outline of each of the experiment modules and relevant study topics is presented in the following pages. A concise list of the modules is presented below.

A unique power supply has been created for this series of boards (factory code B4191). It has all the facilities necessary to perform the experiments during study sessions.

– – –

+/-15V stabilized, short-circuit limited +/-5V stabilized, short-circuit limited Variable sources 2 to 18 and -2 to -18V, 2A short-circuit limited AC source, 15-0-15V, fuse-protected

The trainer includes a PC interface module

ELECTRON S.R.L. VIA CASCINA TORCHIO I-26833 MERLINO (LO) ITALY - TEL. 39(Italy) 02(Milan) 9065 9200 FAX 9065 9180 - E-mail: electron@electron.it Web: www.electron.it Rev 08/00 Specifications may change without notice

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File LEAFLET B3510


B3510 – INSTRUMENTATION AND TRANSDUCERS TRAINER CONTENTS: B3510-A B3510-B B3510-C B3510-D B3510-E B3510-F B3510-G B3510-H B3510-I B3510-J B3510-K B3510-L B3510-M B3510-N B3510-P B3510-Q B3510-R B3510-S B3510-T B3510-U B3510-W B3510-Z

TEMPERATURE CONTROL R, L, C MEASUREMENT LIGHT CONTROL PROCESS SIMULATOR PROCESS CONTROLLER STRAIN GAUGE DC MOTOR SPEED CONTROL SOUND AND VIBRATION TRANSDUCERS ULTRASONIC TRANSDUCERS APPLICATION POSITION CONTROL VARIABLE CAPACITANCE TRANSDUCERS ON/OFF SENSORS AND ACTUATORS AIR FLOW TRANSDUCER DIFFERENTIAL PRESSURE TRANSDUCER ROTATIONAL POSITION ENCODERS LINEAR VARIABLE DIFFERENTIAL TRANSFORMER BARGRAPH V-METER AC MOTOR CONTROL STEPPER MOTOR CONTROL LEVEL MEASUREMENT TRANSDUCERS LINEAR MOTOR PC INTERFACE MODULE

B4191

POWER SUPPLY for the B3510 series

ELECTRON S.R.L. VIA CASCINA TORCHIO I-26833 MERLINO (LO) ITALY - TEL. 39(Italy) 02(Milan) 9065 9200 FAX 9065 9180 - E-mail: electron@electron.it Web: www.electron.it Rev 08/00 Specifications may change without notice

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File LEAFLET B3510


B3510B3510-A – TEMPERATURE CONTROL

General: The B3510-A board is equipped with four different types of commonly used temperature sensors (J-TC, NTC, PTC, Bimetallic switch). This allows an extensive and complete study of these devices and the circuits required for the conditioning of the signals produced by them. Open and closed loop temperature control conditions can easily be demonstrated and investigated. Industrial applications may also be simulated by interfacing this module with others in the B35 series, for example the B3510-Z PC interface board. The clear component layout and rugged construction renders this unit particularly ideal for the most demanding of classroom conditions.

Features: – – – – – – –

Heating element and heat sink J-type thermocouple NTC Pt 100 platinum resistor Bi-metallic thermic switch 3 conditioning amplifiers for J-TC, NTC, PTC Reference generator

– – – – –

Reference-feedback summing node Loop amplifier with adjustable gain “Burst Controller” DC power driver for heating element AC power driver for heating element

The B3510-A module comes complete with a connection cable kit and extensive instructions manual.

Exercises and study subjects: – – – – – – –

Characteristics and use of the 4 temperature transducers Linearizing techniques Open and closed loop temperature control Proportional and ON/OFF temperature controls The Burst Control Technique (duty cycle control technique) DC power drive AC power drive

The B3510-A requires a +15, -15V stabilized power supply. The B4191 power supply is recommended, as for all the B3510 series modules.

Optional accessories: –

Dual trace oscilloscope Analog multi-meter

ELECTRON S.R.L. VIA CASCINA TORCHIO I-26833 MERLINO (LO) ITALY - TEL. 39(Italy) 02(Milan) 9065 9200 FAX 9065 9180 - E-mail: electron@electron.it Web: www.electron.it Rev 08/00 Specifications may change without notice

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File LEAFLET B3510


B3510B3510-B – R, L, C MEASUREMENTS

General: The B3510-B board may be configured in many different ways (using jumper cords supplied) so that the student can study and investigate the procedures and circuits used to perform the measurements of resistance, capacitance and inductance.

– – – –

V-REF generator I/V converter (for R measurements) Integrator and Comparator (for measurements) V/I converter (for L measurements)

C

Sample components on which to perform the measurements: R, C, L (2 pcs each).

The unit also provides the facilities to study the set-up of AC and DC measurement bridges.

The B3510-B module comes complete with a connection cable kit and extensive instructions manual.

The clear component layout and rugged construction renders this unit particularly ideal for the most demanding of classroom conditions.

Exercises and study subjects:

Features:

– – – –

Devices to set-up DC and AC measurement bridges:

– – – – –

Precision multi-turn potentiometer with dial knob Wire-wound potentiometer Resistor and capacitor sets (for fixed bridge arms) Analogue mid-scale-zero meter Differential AC amplifier Precision rectifier

Devices to show the principles of R/V, C/F, L/V conversion for industrial type of measurements of R, C, L parameters:

Wheatstone bridge for R measurements Maxwell bridge for L measurements De Sauty bridge for C measurements Differential AC amplifiers and precision rectifiers Reference voltage generators and I/V converters V/I converters

The B3510-B requires a +15, -15V stabilized power supply. The B4191 power supply is recommended, as for all the B3510 series modules.

Optional accessories: – –

Dual trace oscilloscope Analog multi-meter

ELECTRON S.R.L. VIA CASCINA TORCHIO I-26833 MERLINO (LO) ITALY - TEL. 39(Italy) 02(Milan) 9065 9200 FAX 9065 9180 - E-mail: electron@electron.it Web: www.electron.it Rev 08/00 Specifications may change without notice

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File LEAFLET B3510


B3510B3510-C – LIGHT SENSORS AND LIGHT CONTROLS

General: The B3510-C is a comprehensive module, which allows the study of the most common types of light sensors and control circuits. It is sub-divided into clearly identifiable areas to facilitate its use. The module includes one light source and drive circuit and three different types of transducers and their appropriate types of amplification circuits. Both on-off and proportional light control experimentation is possible. The clear component layout and rugged construction renders this unit particularly ideal for the most demanding of classroom conditions.

Features: Features: – – –

Light source (incandescent lamp) and drive circuit Photo resistor measurement bridge The amplifier can be turned into a threshold comparator

Photodiode and interface amplifier Phototransistor and application circuit

The B3510-C module comes complete with a connection cable kit and extensive instructions manual.

Exercises and study subjects: – – – – – –

The principle of light intensity-to-voltage conversion Measurement of light intensity Proportional light control On-off light control Light-activated switch Light barriers

The B3510-C requires a +15, -15V stabilized power supply. The B4191 power supply is recommended, as for all the B3510 series modules.

Optional accessories: –

Dual trace oscilloscope Analog multi-meter

ELECTRON S.R.L. VIA CASCINA TORCHIO I-26833 MERLINO (LO) ITALY - TEL. 39(Italy) 02(Milan) 9065 9200 FAX 9065 9180 - E-mail: electron@electron.it Web: www.electron.it Rev 08/00 Specifications may change without notice

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File LEAFLET B3510


B3510B3510-D – PROCESS SIMULATOR

General: General: This optional module, along with B3510-E, should be included when it is desired to extend the study subjects of the trainer to Process Simulation and Process control.

of real systems: saturation, backlash, hysteresis The B3510-D module comes complete with a connection cable kit and extensive instructions manual.

The clear and compact nature of these two modules facilitates the simulation of complex systems in a confined space, removing the need for large, heavy and inconvenient mechanical parts.

Exercises and study subjects:

The B3510-D includes functional blocks, which may be used to study the simulated behaviour of various types of linear and non-linear processes, and the different control techniques involved in each situation.

The clear component layout and rugged construction renders this unit particularly ideal for the most demanding of classroom conditions.

Features: – – – – –

2-input linear adder with complementary outputs Integrator, derivator, multiplier by a constant. These blocks allow to simulate systems of the first and second order 3-input linear adder Blocks to simulate common regulation impairments: offset generator and triangle wave drift simulator Blocks to simulate common non linearity

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– – – –

Open-loop control systems Closed-loop control systems The gain of negative-feedback closedloop systems Effect of additive disturbances in the negative-feedback, closed-loop control systems Effect of multiplicative disturbances in negative-feedback, closed-loop control systems Bandwidth of closed-loop control systems Regulation error First and second-order control systems

The B3510-D requires a +15, -15V stabilized power supply. The B4191 power supply is recommended, as for all the B3510 series modules.

Optional accessories: –

Dual trace oscilloscope Analog multi-meter

ELECTRON S.R.L. VIA CASCINA TORCHIO I-26833 MERLINO (LO) ITALY - TEL. 39(Italy) 02(Milan) 9065 9200 FAX 9065 9180 - E-mail: electron@electron.it Web: www.electron.it Rev 08/00 Specifications may change without notice

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File LEAFLET B3510


B3510B3510-E – PROCESS CONTROLLER

General: This module is the second of the pair of optional units, along with the B3510-D, which are intended to extend the range of experiments of the trainer to the field of Process Controls. The compact nature of this module facilitates the simulation of complex systems in a confined space, removing the need for large, heavy and inconvenient mechanical parts. The clear component layout and rugged construction renders this unit particularly ideal for the most demanding of classroom conditions. The B3510-E includes functional blocks, which may be used to study and simulate, amongst others, behaviour of P, I, D control systems involved in various situations. An additional fault simulation system (4 faults) has been included on this unit so that the student can gain important experience in trouble-shooting.

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2-input summing amplifier 3-term controller (P, I, D), with separately adjustable parameters Output adder for the 3-term controller

The B3510-E board comes complete with a connection cable kit and extensive instructions manual.

Exercises and study subjects: – – – – –

Applications of PID controllers Transfer function of PID controllers Adjustment of PID controllers Experiments with PID controllers Fault Simulation

The B3510-E requires a +15, -15V stabilized power supply. The B4191 power supply is recommended, as for all the B3510 series modules.

Optional accessories: –

Dual trace oscilloscope Analog multi-meter

Features: – –

DC reference generator potentiometer Adjustable-frequency generator (triangle, square)

ELECTRON S.R.L. VIA CASCINA TORCHIO I-26833 MERLINO (LO) ITALY - TEL. 39(Italy) 02(Milan) 9065 9200 FAX 9065 9180 - E-mail: electron@electron.it Web: www.electron.it Rev 08/00 Specifications may change without notice

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File LEAFLET B3510


B3510B3510-F – STRAIN GAUGE

General:

Features:

The B3510-F is designed to allow the study of load and strain measurements using strain gauges. It consists of a balanced bridge set-up made of two extensometers and two fixed resistors.

– – – – –

The bridge has a precision conditioning amplifier, both the gain and offset are adjustable to provide a precise strain-tovoltage conversion.

The B3510-F board comes complete with a connection cable kit and extensive instructions manual.

The front face of the module is made of fiberglass. A U-shaped slot cut in the surface allows the concentration of elastic strain in the sensor area.

Exercises and study subjects:

A transparent plastic disc functions as a support for weights (not included), which may be used to apply a known strain to the transducers. The clear component layout and rugged construction renders this unit particularly ideal for the most demanding of classroom conditions.

– – – –

Two extensometers Balanced bridge configuration Precision bridge amplifier Coarse and fine zero trimmers Full-scale adjustment

Functional study of the system Zero and full-scale adjustments Strain to voltage conversion Output characteristics

The B3510-F requires a +15, -15V stabilized power supply. The B4191 power supply is recommended, as for all the B3510 series modules.

Optional accessories: –

Dual trace oscilloscope Analog multi-meter

ELECTRON S.R.L. VIA CASCINA TORCHIO I-26833 MERLINO (LO) ITALY - TEL. 39(Italy) 02(Milan) 9065 9200 FAX 9065 9180 - E-mail: electron@electron.it Web: www.electron.it Rev 08/00 Specifications may change without notice

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File LEAFLET B3510


B3510B3510-G – DC MOTOR SPEED CONTROL

General: The B3510-G module incorporates all the sub-systems necessary for the study of DC motor speed control in both open and closed-loop set-ups. The module has two small DC motors ganged together. One is used as the drive motor and the other as a tachometric generator. A slot-type optical feedback sensor is also mechanically ganged to a DC motor. The small motors ensure safe operation in all circumstances, this is important when the student has little experience. The clear component layout and rugged construction renders this unit particularly ideal for the most demanding of classroom conditions.

Features: – – –

2 small-size mechanically ganged DC motors. One of the two operates as a tachometric generator, or as a load Slot-type optical sensor and encoder disk. This arrangement provides 8 pulses per motor revolution. Frequency-to-voltage converter for the encoder signal

– – – –

Tacho-generator signal conditioner DC reference generator Loop amplifier with adjustable gain Switch mode power driver for the motor

The B3510-F board comes complete with a connection cable kit and extensive instructions manual.

Exercises and study subjects: – – – – –

Open and closed-loop speed control Speed sensors: encoders and tachogenerators Adjustment of gain in a closed-loop system System response versus loop-gain Operation of a power switch mode driver

The B3510-G requires a +15, -15V stabilized power supply. The B4191 power supply is recommended, as for all the B3510 series modules.

Optional accessories: –

Dual trace oscilloscope Analog multi-meter

ELECTRON S.R.L. VIA CASCINA TORCHIO I-26833 MERLINO (LO) ITALY - TEL. 39(Italy) 02(Milan) 9065 9200 FAX 9065 9180 - E-mail: electron@electron.it Web: www.electron.it Rev 08/00 Specifications may change without notice

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File LEAFLET B3510


B3510B3510-H – SOUND AND VIBRATION TRANSDUCERS

General:

The B3510-H module allows the study of commonly used acoustic and vibration sensors and transducers.

The unit has a remote microphone and amplifier for increased flexibility during learning sessions.

The B3510-H module comes complete with a connection cable kit and extensive instructions manual.

Exercises and study subjects:

The on-board loudspeaker is provided to demonstrate many different principles of both sound reproduction and vibration generation.

The clear component layout and rugged construction renders this unit particularly ideal for the most demanding of classroom conditions.

Features:

– – – –

Remote micro module with microphone and amplifier Audio amplifier with low and high sensitivity inputs and adjustable level Loudspeaker Audio frequency generator (triangle, square). This circuit is a VCO, made up of a DC reference, an integrator, and a threshold comparator with adjustable hysteresis. This arrangement results in a generator with adjustable frequency and output amplitude. Derivator

Piezoelectric vibration/acceleration sensor AC amplifier for vibration sensor

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– –

Acoustic wave pressure-to-voltage conversion: microphone Microphone characteristics and use The voltage-to-acoustic wave pressure transducer: loudspeaker Use of loudspeaker as a dynamic microphone Loudspeaker frequency response Characteristics of the piezoelectric vibration sensors and related amplifier Frequency response and resonance in the piezoelectric vibration sensor

The B3510-H requires a +15, -15V stabilized power supply. The B4191 power supply is recommended, as for all the B3510 series modules.

Optional accessories: –

Dual trace oscilloscope Analog multi-meter

ELECTRON S.R.L. VIA CASCINA TORCHIO I-26833 MERLINO (LO) ITALY - TEL. 39(Italy) 02(Milan) 9065 9200 FAX 9065 9180 - E-mail: electron@electron.it Web: www.electron.it Rev 08/00 Specifications may change without notice

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B3510B3510-I – ULTRASONIC TRANSDUCER APPLICATIONS APPLICATIONS

General:

This module consists of all the subassemblies required to study the transmission, reception and use of ultrasonic waves. The student can gain experience in the properties of US waves, and also easily study the Doppler effect extensively used in security systems.

The functional blocks of the module are rationally organized and easily identifiable. The clear component layout and rugged construction renders this unit particularly ideal for the most demanding of classroom conditions.

Threshold comparator hysteresis Latchable relay driver

with

variable

The B3510-I module comes complete with a connection cable kit and extensive instructions manual.

Experiments and study subjects: – – – – –

Generation, reception, properties of US waves Phase-shift measurement Use of US waves to measure distances Use of the US waves to set up a Doppler-effect radar system Detection of movement, vibration, presence, by means of US waves Intruder alarm system with US waves

Features: Features:

The B3510-I requires a +15, -15V stabilized power supply. The B4191 power supply is recommended, as for all the B3510 series modules.

– – – – –

Remote micro module with ultrasonic transmitter and frequency-adjustable generator Ultrasonic receiver and AC amplifier Active Band pass filter Zero-cross detector and Shaper circuit for the received signal (regenerator) Mixer of the original and regenerated signal to produce beating waves (phase detector) Peak detector for the phase-shift waves

Optional accessories: –

Dual trace oscilloscope Analog multi-meter

ELECTRON S.R.L. VIA CASCINA TORCHIO I-26833 MERLINO (LO) ITALY - TEL. 39(Italy) 02(Milan) 9065 9200 FAX 9065 9180 - E-mail: electron@electron.it Web: www.electron.it Rev 08/00 Specifications may change without notice

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B3510B3510-J – POSITION CONTROL

General:

The B3510-J module comes complete with a connection cable kit and extensive instructions manual.

This module includes a geared DC motor (approx. 1 revolution per second), which operates a screw-driven mechanism, ganged to the slide of a linear potentiometer.

Experiments and study subjects:

A second linear potentiometer allows the setting the reference position.

This set-up enables the student to study the benefits and limitations of a closed-loop position control system. The clear component layout and rugged construction renders this unit particularly ideal for the most demanding of classroom conditions.

Features: – – – – –

Mechanically simulated position system Summing node for the reference and feedback signals Loop amplifier, gain-adjustable Power amplifier/DC driver Power supply conditioner and control circuit

Characteristics of various transducers: linear potentiometer and gear motor Set-up of a linear position control system System response versus loop gain Practical safety precautions for position systems: run limits, power supply control and motor switch off to prevent motor stall

The B3510-J requires a +15, -15V stabilized power supply. The B4191 power supply is recommended, as for all the B3510 series modules.

Optional accessories: –

Dual trace oscilloscope Analog multi-meter

ELECTRON S.R.L. VIA CASCINA TORCHIO I-26833 MERLINO (LO) ITALY - TEL. 39(Italy) 02(Milan) 9065 9200 FAX 9065 9180 - E-mail: electron@electron.it Web: www.electron.it Rev 08/00 Specifications may change without notice

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B3510B3510-K – VARIABLEVARIABLE-CAPACITANCE TRANSDUCERS

General: This module includes two of the many different types of variable-capacitance transducers in industrial use, respectively a linear position transducer and an air humidity sensor. The signal from these sensors can be processed by combining the devices to the appropriate on–board capacitance-tofrequency converter. The RH sensor is mounted on a remote micro-module for increased flexibility. The clear component layout and rugged construction renders this unit particularly ideal for the most demanding of classroom conditions.

Features: – –

Air Relative Humidity transducer Linear variable capacitance transducer (LVCT), a device made up of three coaxial metallic tubes. The outer fixed tube is a ground shield. The inner fixed tube forms one part of the capacitor armature, while the central tube, insulated from the first two is movable and acts as the second half of the

armature of the variable capacitor The linear position of the sliding cursor is translated into a capacitance value and this, in turn, into a frequency value by means of an adjustable-frequency CMOS oscillator

The B3510-K module comes complete with a connection cable kit and extensive instructions manual.

Experiments and study subjects: – –

Characteristics of capacitive atmospheric humidity sensors. Input-verses-output frequency response Set-up and use of a linear variable capacitance transducer

The B3510-K requires a +15, -15V stabilized power supply. The B4191 power supply is recommended, as for all the B3510 series modules.

Optional accessories: –

– –

Dual trace oscilloscope Analog multi-meter Frequency counter

ELECTRON S.R.L. VIA CASCINA TORCHIO I-26833 MERLINO (LO) ITALY - TEL. 39(Italy) 02(Milan) 9065 9200 FAX 9065 9180 - E-mail: electron@electron.it Web: www.electron.it Rev 08/00 Specifications may change without notice

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B3510ACTUATORS TORS B3510-L – ON/OFF SENSORS AND ACTUA

General: This module is a collection of commonly used ON/OFF - input/output devices. The B3510-L allows the student to study the principle and use of these transducers. The clear component layout and rugged construction renders this unit particularly ideal for the most demanding of classroom conditions.

Features: – – – –

– –

Reflective opto-switch and buffer amplifier, capable of driving a load in an on/off manner Led indicator and driver circuit Piezo-ceramic Beeper and driver circuit Electromechanical relay, DC coil, 1 switchover contact. The relay has a transparent plastic cap, so that its construction can be observed Two-coil reed relay. The presence of the twin coils allows the experimentation of the effects of field reinforcement and cancellation by separate coil supply. Hall effect sensor switch and output buffer Testing arrangement for Hall effect sensor: coil with sliding iron core (the distance from the sensor can be adjusted) to study the operation conditions for the sensor Proximity switch, inductive type, with a

– –

mechanical arrangement to hold interchangeable material samples (mild iron, brass, aluminium) at micrometric adjustable distances Solenoid, as a sample of electrical to mechanical output actuator Electronic switch, consisting of a TRIAC with opto-insulated control device. An arrangement to drive AC and DC loads is also included.

The B3510-L module comes complete with a connection cable kit and extensive instructions manual.

Experiment and study subjects: All the items of this module are of a quite general use in the industry. The student is made to become quickly acquainted with their principle of operation, characteristics and limits of use. The B3510-L requires a +15, -15V stabilized power supply, and an AC supply of 15V. The B4191 power supply is recommended, as for all the B3510 series modules.

Optional accessories: –

Dual trace oscilloscope Analog multi-meter

ELECTRON S.R.L. VIA CASCINA TORCHIO I-26833 MERLINO (LO) ITALY - TEL. 39(Italy) 02(Milan) 9065 9200 FAX 9065 9180 - E-mail: electron@electron.it Web: www.electron.it Rev 08/00 Specifications may change without notice

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B3510B3510-M – AIR FLOW TRANSDUCERS (VANE TYPE)

General: This module includes one of the most commonly used flow sensors, the Rotary vane-type flow meter. The B3510-M is conceived to allow the student to study and gain experience in the use and limitations of these devices. The clear component layout and rugged construction renders this unit particularly ideal for the most demanding of classroom conditions.

Features: – – –

Variable-speed small size fan, driven by DC motor Rotary vane flow meter, of the type commonly used for liquids (turbine) and gases (anemometer) Frequency-to-voltage converter circuit,

to produce a DC signal proportional to the flow rate The B3510-M module comes complete with a connection cable kit and extensive instructions manual.

Experiment and study subjects: The items of this module are of a quite general use in the industry. The student is made to become quickly acquainted with their principle of operation, characteristics and limits of use. The B3510-M requires a +15, -15V stabilized power supply. The B4191 power supply is recommended, as for all the B3510 series modules.

Optional Optional accessories: –

– –

Dual trace oscilloscope Analog multi-meter Frequency counter

ELECTRON S.R.L. VIA CASCINA TORCHIO I-26833 MERLINO (LO) ITALY - TEL. 39(Italy) 02(Milan) 9065 9200 FAX 9065 9180 - E-mail: electron@electron.it Web: www.electron.it Rev 08/00 Specifications may change without notice

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B3510B3510-N – DIFFERENTIAL PRESSURE TRANSDUCER

General: This module includes an advanced solidstate, semiconductor-type transducer and facilitates the impression of given differential pressures for testing purposes. Adequate electronic interfacing circuits are also provided. The B3510-N is conceived to allow the student to study and gain experience in the use and limitations of these devices. The clear component layout and rugged construction renders this unit particularly ideal for the most demanding of classroom conditions.

Features: – –

A compact semiconductor type of pressure sensor, for ultra-low differential or absolute measurement The instrument is tested by connecting its two ends to the two ends of a plastic transparent PVC pipe where a small amount of water is placed By impressing a measurable level difference in the two legs of the U shaped pipe, a precise pressure

difference can be placed across the sensing device Instrumentation amplifier, producing a voltage signal proportional to the differential pressure

The B3510-N module comes complete with accessories (1m transparent PVC tube, mm ruler), a connection cable kit and an extensive instructions manual.

Experiment and study subjects: The items of this module are of a quite general use in the industry. The student is made to become quickly acquainted with their principle of operation, characteristics and limits of use. The B3510-N requires a +15, -15V stabilized power supply. The B4191 power supply is recommended, as for all the B3510 series modules.

Optional accessories: –

Dual trace oscilloscope Analog multi-meter

ELECTRON S.R.L. VIA CASCINA TORCHIO I-26833 MERLINO (LO) ITALY - TEL. 39(Italy) 02(Milan) 9065 9200 FAX 9065 9180 - E-mail: electron@electron.it Web: www.electron.it Rev 08/00 Specifications may change without notice

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B3510B3510-P – ROTATIONAL POSITION ENCODERS

General: The B3510-P module is an educational version of an industrial type optical encoder. This allows the student to study the function and use of this type of device The clear component layout and rugged construction renders this unit particularly ideal for the most demanding of classroom conditions.

Features: –

– – – – –

Hand-driven rotating transparent plastic disk, which has darkened (blinded) segments and sectors, that obscure a set of 5 phototransistors placed beneath the disk The encoder is illuminated by a set of 5 LED lamps from above Absolute decoder, with a 7-segments display Relative decoder Up/down step counting logic and display Reset pushbutton

The relative encoder circuit is also equipped with step doubler and quadrupler and relevant display (micro steps)

The B3510-P module comes complete with a connection cable kit and extensive instructions manual.

Experiment and study subjects: The items of this module are of a quite general use in the industry. The student is made to become quickly acquainted with their principle of operation, characteristics and limits of use. The B3510-P requires a +15 stabilized power supply. The B4191 power supply is recommended, as for all the B3510 series modules.

Optional accessories: –

Dual trace oscilloscope Analog multi-meter

ELECTRON S.R.L. VIA CASCINA TORCHIO I-26833 MERLINO (LO) ITALY - TEL. 39(Italy) 02(Milan) 9065 9200 FAX 9065 9180 - E-mail: electron@electron.it Web: www.electron.it Rev 08/00 Specifications may change without notice

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B3510B3510-Q – LINEAR VARIABLE DIFFERENTIAL TRANSFORMER

General: The B3510-Q module includes a LVDT device, which is now a most commonly used sensor for measuring distances. This device is a precision AC-driven transducer, used in the industry field to measure from a fraction of a millimeter, to several centimeters. The LVDT mounted on the module has a convenient positioning arrangement for the mobile part. This is in order to facilitate its use. The clear component layout and rugged construction renders this unit particularly ideal for the most demanding of classroom conditions.

Features: –

– –

Primary and secondary accessible for experiments Graduated reference scale. 2 resistive loads

The B3510-Q module comes complete with a connection cable kit and extensive instructions manual.

Experiment and study subjects: The items of this module are of a quite general use in the industry. The student is made to become quickly acquainted with their principle of operation, characteristics and limits of use. The B3510-P requires a sine-wave audio frequency generator. High voltages should not be applied to this transducer.

Optional accessories: –

windings

– –

Dual trace oscilloscope Analog multi-meter Sine-wave audio frequency generator

ELECTRON S.R.L. VIA CASCINA TORCHIO I-26833 MERLINO (LO) ITALY - TEL. 39(Italy) 02(Milan) 9065 9200 FAX 9065 9180 - E-mail: electron@electron.it Web: www.electron.it Rev 08/00 Specifications may change without notice

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B3510B3510-R – BARGRAPH VV-METER

General: General:

Features:

The B3510-R is a micro module designed to complement the operation of the major modules of the trainer. It is a handy visual aid to indicate Voltage levels.

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The micro-module is equipped with 10-Led bargraph array indicator. The clear output indication and rugged construction renders this unit particularly ideal for the most demanding of classroom conditions.

10-Led bargraph display Input level from 0 to 10V DC Adjustable span control

The B3510-R module comes complete with a connection cable kit and instructions manual. The micro-module requires a +15 stabilized power supply. The B4191 power supply is recommended, as for all the B3510 series modules.

ELECTRON S.R.L. VIA CASCINA TORCHIO I-26833 MERLINO (LO) ITALY - TEL. 39(Italy) 02(Milan) 9065 9200 FAX 9065 9180 - E-mail: electron@electron.it Web: www.electron.it Rev 08/00 Specifications may change without notice

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B3510B3510-S – AC MOTOR CONTROL

General:

The B3510-S module includes an AC micromotor and drive circuit. It is designed to allow the student to study the applications, principles and limitations of these transducers.

The B3510-S module comes complete with a connection cable kit and extensive instructions manual.

Experiment and study subjects:

The panel includes a variable-frequency, digital PWM sine/square signal generator that is used as a pilot signal for the power driver stage. The power driver stage produces the two voltages for the motor phases.

– – – – – –

An optical encoder is supplied to measure motor speed.

The clear component layout and rugged construction renders this unit particularly ideal for the most demanding of classroom conditions.

Features: – – – –

Two-phase AC micro-motor Variable-frequency clock generator Digital sine/square signal generator Pulse conditioners

Power output stages

The motor Motor driving techniques Timing generation stage EPROM address generation Synthesized wave shapes Operation of the drive with squarewaves Operation of the drive with sine-waves

The B3510-S requires a +15, -15V stabilized power supply. The B4191 power supply is recommended, as for all the B3510 series modules.

Optional accessories: –

– –

Dual trace oscilloscope Analog multi-meter Frequency meter

ELECTRON S.R.L. VIA CASCINA TORCHIO I-26833 MERLINO (LO) ITALY - TEL. 39(Italy) 02(Milan) 9065 9200 FAX 9065 9180 - E-mail: electron@electron.it Web: www.electron.it Rev 08/00 Specifications may change without notice

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B3510B3510-T – STEPPER MOTOR CONTROLS

General:

– –

The B3510-T module includes the step-bystep motor and the electronic drive circuit, to enable the experimentation and investigation of the SXS control technique and the typical characteristics of these motors.

The motor is provided with a shaft position indicator. This facilitates the study of motor positioning, take-in point, loss of step. The electronic section includes a phasesignal generator and power drive stage. The motor can be operated manually in singlesteps or sequentially from an on-board clock generator. The module also includes a PC data link for full remote operation. A software package is provided with the trainer for this purpose. The clear component layout and rugged construction renders this unit particularly ideal for the most demanding of classroom conditions.

Features: – –

Small size step-by-step motor Variable-frequency clock generator

Phase-signal generator Manual or sequential operation PC interface for remote operation

The B3510-T module comes complete with a connection cable kit, 2 software packages and extensive instructions manual. The two software packages are respectively running under DOS and Windows operating systems, on IBM or compatible machines.

Experiment and study subjects: – – – – – –

Construction and functional characteristics of the step-by-step motor Full and half step operation Control diagram developing Driver logic developing Remote operation under PC control Operation at various speed

The B3510-T requires a +15 stabilized power supply. The B4191 power supply is recommended, as for all the B3510 series modules.

Optional accessories: –

– –

Dual trace oscilloscope Analog multi-meter Frequency meter

ELECTRON S.R.L. VIA CASCINA TORCHIO I-26833 MERLINO (LO) ITALY - TEL. 39(Italy) 02(Milan) 9065 9200 FAX 9065 9180 - E-mail: electron@electron.it Web: www.electron.it Rev 08/00 Specifications may change without notice

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B3510B3510-U – LEVEL MEASUREMENT TRANSDUCERS

General: The B3510-U is consists of two sections, the first is the hydraulic part, which includes two small tanks and a level transducer unit. The second is an electronic module, which is interfaced with the sensing unit and includes the signal conditioners for the transducers. This training module facilities the study and experimentation of the most common techniques for liquid level measurement. The clear component layout and rugged construction renders this unit particularly ideal for the most demanding of classroom conditions.

– – – –

The B3510-U module comes complete with accessories, a connection cable kit and an extensive instructions manual.

Experiment and study subjects: –

Features:

– – – –

Transparent plastic tank with three different level transducers. The tank is held at adjustable height by a base stand A second plastic tank, also equipped with adjustable-height base stand A flexible plastic interconnecting pipe with a tap joins the two tanks. This facilitates the performing of the experimental measurements Float/Rheostat level transducer Linear Variable Capacitance level transducer Resistive Bridge level transducer Float/Rheostat transducer interface circuit and signal conditioner

LVCT interface Resistively Bridge interface and conditioner 2-setpoint comparator and ON/OFF latching logic Output actuator (relay)

Study of principle of operation and construction characteristics of three types of level transducers Signal interfacing and conditioning for these transducers Study of a two point measurement threshold circuit

The B3510-U requires a +15, -15V stabilized power supply, and a 15V AC supply. The B4191 power supply is recommended, as for all the B3510 series modules.

Optional accessories: – – –

Dual trace oscilloscope Analog multi-meter Frequency meter

ELECTRON S.R.L. VIA CASCINA TORCHIO I-26833 MERLINO (LO) ITALY - TEL. 39(Italy) 02(Milan) 9065 9200 FAX 9065 9180 - E-mail: electron@electron.it Web: www.electron.it Rev 08/00 Specifications may change without notice

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B3510B3510-W – LINEAR MOTOR

General:

The B3510-W module includes an on-board stepping linear actuator and the electronic drive circuit to allow the experimentation and investigation of the basic characteristics of the motor. The motor is provided with a position indicator, this facilitates the study of motor positioning, take-in point, loss of step.

The B3510-W module comes complete with a connection cable kit, 2 software packages and an extensive instructions manual. The two software packages are respectively running under DOS and Windows operating systems. on IBM or compatible machines.

The electronic section includes a phasesignal generator and power drive stage. The motor can be operated manually in singlesteps or sequentially from an on-board clock generator. The module also includes a PC data link for full remote operation. A software package is provided with the trainer for this purpose. The clear component layout and rugged construction renders this unit particularly ideal for the most demanding of classroom conditions.

Features: – – –

Small-size linear motor Power drive Phase-signal generation from a PC through a data link

Manual operation in steps or continuous mode, by means of an on-board adjustable frequency generator.

Experiment and study subjects: – – – – – –

Construction and functional characteristics of step-by-step motors Full-step and half-step operation Control diagram developing Driver logic developing Remote control Operation at various speeds

The B3510-W requires a +15 stabilized power supply. The B4191 power supply is recommended, as for all the B3510 series modules.

Optional Optional accessories: – – –

Dual trace oscilloscope Analog multi-meter Frequency meter

ELECTRON S.R.L. VIA CASCINA TORCHIO I-26833 MERLINO (LO) ITALY - TEL. 39(Italy) 02(Milan) 9065 9200 FAX 9065 9180 - E-mail: electron@electron.it Web: www.electron.it Rev 08/00 Specifications may change without notice

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B3510B3510-Z – PC INTERFACE MODULE

General:

EPROM and respectively 64k and 64kbits expandable to 256+256k Universal Synchronous/Asynchronous Receiver Transmitter to implement a serial data link with the host PC 8 analog inputs, with multiplexer and A/D converter. The analog inputs are jumper-programmable to operate in the range 0-5V, 0-10V, -10 to +10V 8 digital inputs, TTL level 8 analog outputs, with D/A converter and demultiplexer. The analog outputs are jumper-programmable to provide levels in the range 0-5V, 0-10V, -10 to +10V 8 digital outputs, with open-collector transistors

The B3510-Z module performs a multiple teaching function within the B3510 series of trainers The unit demonstrates the architecture and organization of a microprocessor-based control system, which may be interfaced with the other trainers of the series to produce more complex systems. The trainer is used in conjunction with a PC, and creates an intelligent interface to the experiment modules, for the purpose of collecting data, pre-setting analog and digital outputs and sampling input terminals. It can also be used as a general-purpose microcomputer system to experiment software developed by the students. The B3510-Z is a module having all the components visible and accessible from the front face. The clear component layout and rugged construction renders this unit particularly ideal for the most demanding of classroom conditions.

Features: Microcomputer unit, based around a CMOS microprocessor of the Z80 family, the Z84C00-06. RAM and

The B3510-Z module comes complete with a connection cable kit and extensive instructions manual. In addition two software packages are provided, respectively running under DOS and Windows operating systems, on IBM or compatible PC machines. The module requires a +15, -15V stabilized power supply. The B4191 power supply is recommended, as for all the B3510 series modules.

Optional accessories: – –

Dual trace oscilloscope Analog multi-meter

ELECTRON S.R.L. VIA CASCINA TORCHIO I-26833 MERLINO (LO) ITALY - TEL. 39(Italy) 02(Milan) 9065 9200 FAX 9065 9180 - E-mail: electron@electron.it Web: www.electron.it Rev 08/00 Specifications may change without notice

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