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Fire Alarm Systems Chapter 2 Questions and Answers Graded A+
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Fire Alarm Systems Chapter 2
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Fire Alarm Systems Chapter 2Fire alarm systems produce which of the following signals? - answer Alarm,
Supervisory, Trouble
Opens and grounds on a fire alarm circuit will result in a (blank) Signal. - answer trouble
Alarm signals are indicative of a? - answer a fire or life-threatening emergency
A Valve tamper switch, when actuated, will produce a (blank) signal. - answer
Supervisory
Duct Smoke Detectors are sometimes permitted to cause a (blank) signal in place of an
alarm signal. - answer Supervisory
An emergency communications system (ECS) can be used to warn occupants of a
(blank)? - answer A fire, terrorist attack, and a tornado
Section ( blank) of NFPA 72 requires all circuits to be monitored for integrity. - answer
Section 12.6
Wiring between enclosures is not required to be monitored for integrity if the enclosures
are less than (blank) apart and the wiring is (Blank). ( 2 answers) - answer20'/ in conduit
Types of fire alarm circuits: - answer NAC,IDC,SLC
Initiating device circuits and notifications appliance circuits monitor for integrity by? -
answer Small current through the circuit
What conditions can result in a failure to monitor devices and circuits for integrity/ -
answerT-Tapping
Signaling line circuits monitor for integrity by? - answer Interrogating field devices
Notification appliances commonly use a (blank) to prevent monitoring current to pass
through the notification appliance circuitry. - answer blocking Diode
All devices on signaling line circuits have unique addresses? True or False -
answerTrue
Which circuit class is considered a "fail-safe"? - answer Class d
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