Automation System
Today, programmable controllers:

can be cost effective even when replacing just a few relays
are relatively low cost compared with the original digital equipment available for industrial control
are more powerful then the first controllers on the market
None of these
All of these

ANSWER DOWNLOAD EXAMIANS APP

Automation System
A sequence controller:

is no longer in widespread use
is difficult to program
is a mechanical only controller
None of these
performs on/off control functions in relation to time.

ANSWER DOWNLOAD EXAMIANS APP

Automation System
What is the process lag?

The time it takes for the sensor to respond to a changed.
The time it takes for the mass of the process to respond to an input change.
None of these
All of these
The lag in the error signal when the setpoint is changed.

ANSWER DOWNLOAD EXAMIANS APP