CFAA Fire Alarm Technician · Question
During a verification, what is the 'Operational Test' requirement for an ancillary relay?
S537 requires testing that the command from the fire alarm actually results in the desired physical action of the building equipment.
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Question: During a verification, what is the 'Operational Test' requirement for an ancillary relay?
Answer options:
- Visual inspection only
- Measurement of coil resistance ✅ Confirmation of function (e.g., fan stops, door closes)
- Checking the fuse in the relay module
Correct answer: Confirmation of function (e.g., fan stops, door closes)
Explanation: S537 requires testing that the command from the fire alarm actually results in the desired physical action of the building equipment.
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Question explanations
- The primary power for a fire alarm system must be:
- If a 120VAC primary power circuit for a fire alarm control unit is consuming 60 Watts of power, what is the cu
- In a steady-state DC circuit, if the conductor length is doubled while maintaining voltage and wire gauge, wha
- A resistor is rated at 10 Watts at 24VDC. If the voltage drops to 20VDC, what is the new power dissipation?
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