Automation System
What is the difference between integral and derivative control?

All of these
derivative control does not eliminate offset error
derivative control responds to a change in the rate of change in the error signal
None of these
integral control has slower response to an error signal.

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Automation System
Trend analysis:

None of these
requires a very expensive system to implement
is a brand new concept
is used only in financial planning
can improve control system response

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Automation System
There are several procedures you can implement to provide maximum security. The most important of these is:

Verify the reputation of the people installing your system
do not leave training manuals unsecured
do not allow unbonded service people to work on your equipment
None of these
run regular simulated tests using TARP (testing of Applications Recovery Planes)

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