Answer / greenborhan

All DCS has 2 types of inputs AI (Analogue Input), DI (Digital Input) and 2 types of outputs AO (Analogue Output), DO (Digital Output).

All the inputs and outputs may a contact signal or mA or mV

greenborhan@gmail.com

Answer / faiyaz ahmad

DCS has three input network communication field control station engineer work station
PLC has many input proximity switch push button limit switch
PLC output is motor heater solenoid valve led

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