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A fire alarm system is a building system designed to detect, alert occupants, and alert emergency forces of the presence of fire, smoke, carbon monoxide, or other fire-related emergencies. Fire alarm systems are required in most commercial buildings.
Mar 3, 2021 · A visual guide and discussion on the major components of a fire alarm system.
- Fire Alarm Control Panel
- Initiating Devices
- Notification Devices
This is the center of the fire alarm system. The fire alarm control panel monitors initiating devices and then activates notification devices when an alarm signal is received. These panels range in scale from a single zone to multiple buildings.
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. When one of these initiating devices is triggered, the control panel will go into an alarm state. Another type of initiating device is a ...
After the control panel receives a signal for an initiating device and goes into an alarm state, the panel initiates output devices that signal to building occupants that there is an emergency situation. These include bells, horns, speakers, chimes, strobes and flashing lights that signal either audibly or visually that there is a fire emergency. A...
- Fire Alarm Control Panel. The fire alarm control panel, commonly abbreviated as FACU, is the system’s “brain.” It receives messages from the initiating devices, also known as inputs, and performs the following functions.
- Initiation Devices. Initiation devices initiate alarms, and, just like alarm panels, they can be either addressable or non-addressable. Some initiation devices, like water flow switches, are traditionally non-addressable, but connect with addressable modules.
- Pull Stations. A pull station is probably the fire alarm system component you’re most familiar with. It’s a manually operated device that initiates an alarm signal when someone pulls its handle.
- Smoke Detectors. A smoke detector is a device that initiates an alarm signal when it senses smoke. There are two classifications of these devices, depending on the type of sensor they use to detect smoke particles.
Aug 7, 2020 · In the simplest terms, the role of a fire alarm system is to detect fires and alert both building occupants and emergency personnel from a centrally monitored and controlled location.
May 10, 2019 · The four main purposes of a basic fire alarm system are: Detect a fire; Alert occupants of the fire condition; Activate safety control functions; Alert the local fire department; Some of the fire alarm system components require complex design and engineering to accomplish, but in all cases these serve as one of the four primary functions.
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May 12, 2021 · A fire alarm system is a network of electrical components that detects and notifies people of a fire or other emergency event. Because their primary function is to protect life, fire alarm systems can also be referred to as life safety systems.
