Industrial Motor Controls 8.a. A typical motor speed control circuit that is controlled by an analog current loop will have a current of A. 4-20 mA. B. 2-20 mA. C. 5-50 mA. D. 0-10 mA. 8.b. Which one of the following statements is true of a disabled contact or coil? A. The disabled element has been automatically disabled due to module failure. B. The disabled element is held false by the PLC. C. A disabled contact or coil is caused by a faulty memory location in the PLC. D. A contact must be in the disabled state before it can be forced ON or OFF.

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 Industrial Motor Controls

8.a. A typical motor speed control circuit that is controlled by an analog current loop will have a current of
A. 4-20 mA.
B. 2-20 mA.
C. 5-50 mA.
D. 0-10 mA.
8.b. Which one of the following statements is true of a disabled contact or coil?
A. The disabled element has been automatically disabled due to module failure.
B. The disabled element is held false by the PLC.
C. A disabled contact or coil is caused by a faulty memory location in the PLC.
D. A contact must be in the disabled state before it can be forced ON or OFF.

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