Physics  > Electronics  > Process Control Trainers  > Page 2
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AC Position Control System( ECO ) 2309
Study of AC position servo Two precision servo-potentiometers full 360º rotation Calibrated dials for command and output position with 1º resolution Motor controller circuit (thyristorized) 110 volt two phase AC servo motor(60 RPM synchronous) Waveform capture/display card 220 Vac mains operation Isolated supplies for motor, control circuit and card. Supporting literature.

Synchro Transmitter - Receiver 2310A
Study of selsyn Two dials for input / output angular displacement Knobs with large pointers on transmitter and receiver Sockets for rotor (R1, R2) and stator (S1, S2, S3) on panel Built in isolated power supply for both Attenuated output on sockets for view of signal observation on CRO. Supporting literature

Control Transformer (part of selsyn) 2310B
To study control transformer as error signal generator. Calibrated dial with 5º resolution Sockets for stator and rotor windings Reference chart for phase and amplitude as error signal.

Magnetic Amplifier 2311
To study input-output characteristics of a magnetic amplifier. Two saturable reactors in one frame 2 Rectifiers Fixed Resistive load DC Bias voltage One Potentiometer. Two analog meters Supporting literature.

Speed Torque Ch of AC Servomotor 2312
Two phase ac servo motor (2500 RPM) Electronic speed sensor with RPM display upon panel meter Ammeter for load current DC motor for loading. Torque calculation from back emf Speed controller for motor 220 Vac mains operation Isolated supply for motor Supporting literature Servo Stabilizer to study servo controlled AC Voltage stabilizer as position control system. Dimmer (1KVA) with servomotor. Output Sense transformer Loads (heating elements) Loop Process with variable gain AC Voltmeter and Ammeter. Supporting literature Waveform capture card (optional).

Speed Torque Ch of DC Servomotor 2314
Shunt wound dc servomotor separate field and armature DC supplies Two analog meters to take readings of volt and current for field and armature Analog RPM meter. Belt and pulley loading for torque measurement Two spring balance 220Vac line operation. Detailed literature

AC position control system 2315
To study AC position control system Two phase AC servomotor with speed reducing gears. Tachogeneration by small dc motor coupled with ac servomotor Position indication by 100 mm graduated dial Control transformer and transmitter as sense and control element High gain ac servo amplifier with different gain settings Step position command key. Detailed literature Waveform capture card ( optional )

Relay Control System 2316
Relay 220V/5A, Relay drive circuit, input sense circuit, set Point controller, electric bulb, Photocell, Intensity Controller Detailed literature

To study control action of light control device 2317
3 miniature bulbs controlled by solid state regulator Error detector cum gain amplifier with variable gains 1 to 11 LDR as light intensity sensor P-I controller with fixed parameters introduced in controller circuit by switch. Reference Potentiometer 2 miniature to add disturbance. Detailed literature.

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