89C51/8031 based PID Demonstrator with sensor & PT-100

Heating source heater with PWM controlled

Water tank with stirrer

Temperature controller with facility to feed Kp, Ki, Kd (PID parameters)

17 bit A/D for monitoring

12 bit D/A for control

A/D Sampling-2 sec.

On line acquiring & display of graph (Window version Visual Basic)

Facility to view response with charged value KP, KI & KD

Data saving on files

220V, 50V operation

In-built Power Supply

RS-232C interface to be connector to computer