SC Fire Alarm Practice Questions - South Carolina Fire Alarm Contractor Examination Exam

What is the function of a short-circuit isolation module on an addressable signaling line circuit?

To increase the candela rating of strobes To isolate a shorted segment so the remainder of the loop can continue to operate To convert a Class B IDC into a 120 V circuit To serve as the only end-of-line resistor on a Class A loop

Correct Answer:

To isolate a shorted segment so the remainder of the loop can continue to operate

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