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Smoke Detector - Answers-alarm initiating device designed to actuate when visible or
invisible products of combustion are present in the room or space where the unit is
installed
Photoelectric Smoke Detector - Answers-type of smoke detector that uses a small light
source, either an incandescent bulb or a light emitting diode to detect smoke by shining
light through the detector's chamber; smoke particles reflect the light into a light
sensitive device called a photocell
Trouble Signal - Answers-signal given by a fire detection and alarm system when a
power failure or other system malfunction occurs
Protected Premises System - Answers-- alarm system that alerts and notifies only
occupants on the premises of the existence of a fire so that they can safely exit the
building and call the fire department
- if a response by a public safety agency is required, an occupant hearing the alarm
must notify the agency
Public Emergency Alarm Reporting System - Answers-system that connects the
protected property with the fire department alarm communications center by a municipal
master fire alarm box over a dedicated telephone line
Propriety Alarm System - Answers-fire alarm system owned and operated by the
property owner
Central Station System - Answers-- alarm system that functions through a constantly
attended location operated by an alarm company
- alarm signals from the protected property are received in the central station and are
then retransmitted by trained personnel to the fire department alarm communications
center
Remote Receiving System - Answers-system in which alarm signals from the protected
premises are transmitted over a leased telephone line to a remote receiving station with
a 24 hour staff; usually the municipal fire department's alarm communications center