CFAA Fire Alarm Technician · Question
Removing a device from its base during verification must result in which of the following?
CAN/ULC-S537-19 Clause 5.2.1.2 states that the removal of a device in an SLC or conventional loop must cause a trouble signal at the panel.
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Question: Removing a device from its base during verification must result in which of the following?
Answer options:
- A ground fault signal
- The device to flash its LED faster ✅ A trouble signal at the control unit
- An immediate fire alarm evacuation signal
Correct answer: A trouble signal at the control unit
Explanation: CAN/ULC-S537-19 Clause 5.2.1.2 states that the removal of a device in an SLC or conventional loop must cause a trouble signal at the panel.
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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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