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2. Fire alarm system - Wikipedia

   en.wikipedia.org/wiki/Fire_alarm_system

   Fire alarm control panels are usually found in an electrical or panel room. Fire alarm systems generally use visual and audio signalization to warn the occupants of the building. Some fire alarm systems may also disable elevators, which are unsafe to use during a fire under most circumstances. [1]

3. Alarm device - Wikipedia

   en.wikipedia.org/wiki/Alarm_device

   An alarm device is a mechanism that gives an audible, visual, ... to a sophisticated alarm system that can operate building ... to an important event ...

4. Fire alarm notification appliance - Wikipedia

   en.wikipedia.org/wiki/Fire_alarm_notification...

   A fire alarm notification appliance is an active fire protection component of a fire alarm system. A notification appliance may use audible, visible, or other stimuli to alert the occupants of a fire or other emergency condition requiring action. Audible appliances have been in use longer than any other method of notification.

5. Smoke detector - Wikipedia

   en.wikipedia.org/wiki/Smoke_detector

   Smoke detectors in large commercial and industrial buildings are usually connected to a central fire alarm system. Household smoke detectors, also known as smoke alarms, generally issue an audible or visual alarm from the detector itself or several detectors if there are multiple devices interlinked. Household smoke detectors range from ...

6. Emergency communication system - Wikipedia

   en.wikipedia.org/wiki/Emergency_Communication_System

   Like audio PA systems, visual PA systems composed of LED signs are network-attached appliances that, unlike computer screen popup messages (more information about this technology, below), text messages, phone calls, etc., represent `Always On` technologies, which can be relied on to deliver the communication in real time without the risk that ...

7. Fire alarm control panel - Wikipedia

   en.wikipedia.org/wiki/Fire_alarm_control_panel

   A fire alarm control panel (FACP), fire alarm control unit (FACU), fire indicator panel (FIP), or simply fire alarm panel is the controlling component of a fire alarm system. The panel receives information from devices designed to detect and report fires, monitors their operational integrity, and provides for automatic control of equipment, and ...