Fire alarm systems are typically composed of
1.Initiating devices: Fire alarm boxes, smoke detector,
heat detector and other types of detection devices that provide
input signals to the system
2.Notification appliance: horns, speaker,strobe, text
displays and other type appliances that provide audible,
visible outputs.
3.Control units which are used to process input and
output signals
Fire alarm systems are typically composed of1.Initiating devices: Fire alarm boxes, smoke detector,heat detector and other types of detection devices that provideinput signals to the system2.Notification appliance: horns, speaker,strobe, textdisplays and other type appliances that provide audible,visible outputs.3.Control units which are used to process input andoutput signals
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