Electronics Engineering Interview Question:

Explain difference between DCS & PLC & SCADA?

Submitted by: Administrator

PLC stands for Programmable Logic ControllerDCS for Data control SystemSCADA for Supervisory Control And Data Acquisition SCADA involves supervision by a user, in most cases the plant controller.Whereas PLC is the means by which he performs the function of SCADA.DCS on the other hand stand only to control the system and not to log any datain the process of controlling.
Submitted by: Administrator