Answer / deepan.p

DCS-ITS A CONTROLLER IT HAS PROCESSORS AND MODULE LIKE ANALOG
I/O,DIGITAL I/O,RTD,T/C,VALVE POSITION MODULE ETC
WE CAN CONTROL AND MONITER THE PROCESS.
SCADA- IT ONLY A USED TO MONITOR THE PROCESS &WE CAN CREATE
THE GRAPHICS OF PROCESS SOMETHING.ITS NOT USED ALONE.IT JUST
CONNECTED WITH PLC ETC.
DCS IT SELF CONTAINS SCADA SOFTWARE

Answer / jigneshsolanki

THERE IS MAINLY TWO DIFFERENT BEETWIN dcs & scada SYSTEM
1) DCS system it self whole control system & SCADA system required plc for controlling.

2)dcs SYSTEM scan time is nearly 1sec & SCADA with PLC system scan time is in millisecond(depends on program).

3)DCS having Large I/O capacity with respect to SCADA with PLC system.

Answer / shailesh kumar chauhan

dcs is a system through which u can connect more than one system to control like HMI, PLC, PDI . scada is a supervisory software through which you can make same to same copy (graphics) of your process plant

Answer / cubes

DCS IS DONE TO AUTOMATE A PLANT. IT IS DONE WITH THE HELP OF
PLC'S AND SCADA.SCADA IS THE SYSTEM THAT PROVIDE THE
MONITORING AND CAN PERFORM ONLY PROCESS OUTPUT CONTROL.HENCE
IT IS A SUPERVISORY CONTROL.

Answer / goldengineer14

DCS : Distributed Control System , to control and monitor process over  plant or a defined limited Area , platforms

SCADA : Supervisory Controlled and Data Acquisition  is a a pecific I/O's  but distributed over a distant , like pipeline thru dessert ,...etc 

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