Process Control System

Definition
             

The Process control system is defiened as the automatic control system, which Controls the process variable such as temperature, pressure,flow etc.

Advantages 

1) Reaction time is less.
2) The automatic control system can work continiously.
3) Performance of automatic control system is standard.
4)The cost of automatic control system is less.
5) It can work in hazardous area.

Static characteristics

1) Accuracy
2) Repeatability
3) Reproduciability
4)Frequency
5)Stabilty

Dynamic Characteristics

1)Step input
2)Parabolic input
3)Ramp input