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What is the difference between PLC and DCS?

Answers were Sorted based on User's Feedback



What is the difference between PLC and DCS?..

Answer / laxit

Question is wrong, Now a days, PLC with mega expansion
capacity is available. One need to check the scaning time
requirement and avaiblity isues pertaining to process




For a large system DCS system for control is acceptbale
however for safety function there shall be PLC (ESD)
system. In case of small application where as PLC can work
as safety and control purpose shall employed.

Is This Answer Correct ?    4 Yes 0 No

What is the difference between PLC and DCS?..

Answer / lalit

plc cannot handle or show analog value...DCS HAVING
SPECIALITY TO MEASURE AND CONTROL ANALOG I/O RELIABLY

Is This Answer Correct ?    4 Yes 9 No

What is the difference between PLC and DCS?..

Answer / rambir singh

DCS and PLC are same in functioning but the difference is that DCS can display what happening inside PLC.

Is This Answer Correct ?    3 Yes 12 No

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