When a 3-wire control consists of two PB switches wired in series, the ___ momentary PB switch is used as the interrupt or stop switch

Multiple Choice Questions Automation MCQ
1

When a 3-wire control consists of two PB switches wired in series, the _______________________ momentary PB switch is used as the interrupt or stop switch.

The _______________________ momentary PB switch is used as the initiate or start switch.

A) NC; NO
B) NC; NC
C) NO; NO
D) NO; NC

Show Answer

Answer:A

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