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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