CFAA Fire Alarm Technician · Question
Which component is used to interface the fire alarm system with building services like elevators or fan shutdowns?
Relays are used to switch higher voltages or isolated circuits for ancillary functions like elevator recall.
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Question: Which component is used to interface the fire alarm system with building services like elevators or fan shutdowns?
Answer options: ✅ Relay
- Monitor Module
- Signal Circuit
- Initiating Loop
Correct answer: Relay
Explanation: Relays are used to switch higher voltages or isolated circuits for ancillary functions like elevator recall.
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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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