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Fire Alarm systems 33408 Questions and Answers 100% Solved
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Fire Alarm systems 33408
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Fire Alarm systems 33408Which statement about voice evacuation systems is correct? - answer Evacuation
message can be live or recorded
The requirements for commercial installation of fire alarm system and equipment are
found in ____. – answer NFPA 72
Any outdoor wiring for fire alarm circuits extending beyond one building is governed by
____. – answer NEC
Power is supplied to devices separately for signal or alarm circuits in a ____. - answer
Four-wire circuit
How much temperature rise is needed before a thermistor rate-of-rise spot detector
triggers an alarm signal to the FACU? - answer15
In an analog addressable fire alarm system, the determination of the alarm state is
performed by the ____. - answer Control unit
Which SLC circuit loops back to the fire control unit by a separate route? - answerClass
A
Fire alarm system digital communicators can send and receive data over telephone
lines by using a connecting device identified as ____. - answerRJ-31X
How many conductors (wires) are used in a Class A, style Z notification circuit? -
answerFour
A fire alarm system that permits discrete identification of alarm signals at the detector
level is a(n) ____. - answerAddressable system
A fusible line-type heat detector contains ____. - answerTwo conductors
The ADA requires that visual notification devices be equipped with a(n) ____. -
answerclear or white xenon light
Building control circuit wiring that is both powered and controlled by the fire alarm
system is governed by ____. - answerNEC Article 760
A type of heat detector that changes resistance with changes in temperature is called
a(n) ____. - answerThermistor
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