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

Per NFPA 72 (2019), Class N pathway performance is associated with which technology?

A conventional two-wire IDC with a single EOL resistor and no redundancy Ethernet/IP-style pathways that provide more than one communication path, with end-to-end verification An unmonitored pair that is not supervised for opens or grounds A fail-safe circuit that is not intended to report trouble

Correct Answer:

Ethernet/IP-style pathways that provide more than one communication path, with end-to-end verification

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