A process controller:

A. can interface to digital and analog I/O

B. is useful in a continuous process control application

C. can solve a PID process control equation easily

D. All of the above

E. None of the above

Answer: Option D

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Related Questions on Automation System

A semi-continuous operation means:

A. the operation is continuous each shift, but stops between shifts

B. coffee breaks are allowed for the operator

C. a computer is a required part of the machine

D. each operation in a sequence is continuous, but subsequent operations in the sequence may be different.

E. None of the above