Automation System
Using a microcomputer as a controller allows:

All of these
None of these
faster cycle time
simpler mechanical hardware
more self diagnostics of the machine operation

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

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

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Automation System
One of the major benefits of using CAD in tool design is that:

it simplifies the trial-and-error method
there is better coordination in the materials-handling area
tool motions can be checked to see if there is interference between the tool and the object
None of these
product design represents approximately one-half the engineering costs

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