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Mar 25, 2021 · According to NFPA 72, fire alarm initiating devices are defined as devices used to manually or automatically signal a fire alarm system to initiate responses from equipment and people. These devices connect to the alarm system’s control panel and are under the control panel’s surveillance.
Apr 14, 2021 · A guide to fire alarm initiation, covering the basics and key components.
Automatic initiating devices are triggered automatically by the right conditions, and include smoke detectors, fire sprinkler water flow switches and heat detectors. And among these automatic initiating devices are spot type devices and linear type devices.
Jul 17, 2023 · The main functions of a fire alarm system include detecting a fire, notifying the occupants and emergency forces, and performing emergency control functions such as closing fire doors and shutting down HVAC systems to limit the spread of fire. A fire alarm system uses initiating devices such as smoke detectors, heat detectors and waterflow ...
Aug 7, 2020 · How do Initiating Devices Work? Most fire alarm systems will have multiple types of initiating devices, and each fire alarm initiating device has its unique role and triggering requirements. Each initiating device must be individually installed and connected to the fire alarm system’s circuitry.
initiating device responds with its status (Normal, Alarm, ect.) and address. The device address allows for the location of the detector to be identified at the FACU.
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May 8, 2022 · Initiating devices detect a fire emergency and communicate it to the fire alarm control panel. These can be triggered both manually (pull stations), as well as automatically in a response to heat, smoke or flame.