Item Description

Model PCT 020-01: Sci-tech P, PI, PID CONTROLLER SIMULATOR TRAINER

Interconnections
– All interconnections are made using 2mm banana Patch cords.
– Test points are provided to analyze signals at various points.
– All ICS are mounted on IC Sockets.
– Bare board Tested Glass Epoxy SMOBC PCB is used.
– In-Built Power Supply of +5V/1.5A, ±12V/250mA with Power ON indication
– Attractive ABS enclosures
– Set of 2mm Patch cords for interconnections
– User’s Manual with sample experimental programs

Model PCT 020-02:Sci-tech LINEAR SYSTEM SIMULATOR TRAINER
Experiments.
– Linearity study of the error detector.
– Determination of error detector gain.
– Use of a.c. supply for the error detector introduction to the phase reversal of error signal.

Model PCT 020-03: Sci-tech POTENTIOMETRIC ERROR DETECTOR

Interconnections
– All interconnections are made using 2mm banana Patch cords. Test points are provided to analyze signals at various points. All ICS are mounted on IC Sockets.
Bare board Tested Glass Epoxy SMOBC PCB is used. In-Built Power Supply with Power ON indication Attractive ABS enclosures

Model PCT 020-04: Sci-tech SYNCHRO TRANSMITTER & RECIEVER

List of Experiment
– Basic characteristics study – stator voltages as a function of the rotor angle using the built-in ac voltmeter.
– Operation and error study of the transmitter receiver pair as a simple open loop position control at a very low torque.
– Plotting the error voltage output as a function of the transmitter rotor angle with the receiver rotor locked.
– Use of balanced demodulator to develop dc error signal with appropriate polarity and compare it with the ac error.

Model PCT 020-05: Sci-tech TEMPERATURE CONTROLLER TRAINER

Experiments
– Identification of the oven parameters.
– Study of ON-OFF temperature control (with adjustable relay characteristics).
– Study of P, PI, PD and PID controls having adjustable coefficients.

Model PCT 020-06: Sci-tech TEMPERATURE SENSOR TRAINER

Interconnections
– All interconnections are made using 2mm banana Patch cords.
– Test points are provided to analyze signals at various points.
– All ICS are mounted on IC Sockets.
– Bare board Tested Glass Epoxy SMOBC PCB is used.
– In-Built Power Supply with Power ON indication
– Attractive ABS enclosures
– Set of 2mm Patch cords for interconnections
– User’s Manual with sample experimental programs.

Model PCT 020-07: Sci-tech RELAY CONTROL SYSTEM TRAINER

Experiments:
– Study of the relay characteristic and display of the same on CRO for different values of hysteresis and dead zones.
– Study of the effect of hysteresis on system stability. Graphical analysis to predict sustained oscillations- Phase plane analysis of relay control system for various values of Hysteresis and Dead Zones. View the trajectory for different hysteresis and dead zone

Model PCT 020-08: Sci-tech DC MOTOR SPEED CONTROL TRAINER

Experiments
– Effect of loading on the speed of motor in the open loop.
– Steady state error variable with forward gain is provided

Model PCT 020-09: Sci-tech COMPENSATION DESIGN TRAINER

– Lag/Lead compensation in the frequency domain.
– Lag/Lead compensation in the splane.
– All the above design problem may be undertaken for a very wide range of design specifications

– The implementation of the compensation network has been made very convenient by a rewired amplifier with calibrated gain

Model PCT 020-10: Sci-tech STEPPER MOTOR STUDY TRAINER

– Manual stepping through push button switch. Measurement of step angle.
– Speed and direction control logic by recording the pulse sequence.
– Study of response effect at various speeds.- Display and measurement of the dynamic characteristics of the motor in the wobble mode.
– Calculation of ‘signal stepping’ and ‘slew’ regions.
– Programming the microprocessor kit to implement feature like direction, speed, angle of rotation, number of steps or an arbitrary motion.
– Study of the effect of inertial and frictional loading on the dynamic performance.

Model PCT 020-11: Sci-tech DIGITAL CONTROL SYSTEM TRAINER

– Identification of the controlled process, Its gains, timer-constants.
– Study of sampling period variation on the system response.
– Designing P, PI, PD and PID controllers.
– Advanced algorithms implementation.
– Study of the effect of inertial and frictional loading on the dynamic performance.

Model PCT 020-12: Sci-tech AC SERVOMOTOR STUDY TRAINER

– Inertia and function parameter.
– Time Constant.
– Transfer function

Model PCT 020-13: Sci-tech DC POSITION CONTROL TRAINER

– Operation of the position control system for different value of the forward gain angular position
commands.
– Step response studies for various value of forward gain.
– Study of the effect of velocity feedback on the transient and steady state performance of the
system as well as its stability.

Model PCT 020-14: Sci-tech AC POSITION CONTROL TRAINER

Experiments
– Error detector characteristics, phase reversal.
– Amplifier gain measurement
– Phase difference between control and reference windings.
– Step response study.