Automation System
What is offset error?

All of these
the difference between the controller output and the setting of the manipulated variable.
the difference between the sensor input and the absolute sensed parameter.
None of these
the difference between the control setpoint value and the actual value.

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Automation System
Vision sensors:

will remain very costly
can not improve much in the next decade
None of these
will more closely match the capabilities of the human eye
All of these

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Automation System
Most industrial control applications:

must have the process specified correctly to be successful
can be done more reliably using solid-state methods
None of these
All of these
can be solved using more than one method of control

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