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  2. Fire alarm system - Wikipedia

    en.wikipedia.org/wiki/Fire_alarm_system

    A fire alarm control panel Fire alarm speaker and pull station. Fire alarm systems are composed of several distinct parts: Fire alarm control panel (FACP), or fire alarm control unit (FACU): This component, the hub of the system, monitors inputs and system integrity, controls outputs, and transmits information.

  3. Fire alarm notification appliance - Wikipedia

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

    The system can be stand alone (i.e. using dedicated loudspeakers, which can also feature integrated strobe lights), or the system can accommodate public address system functionality. In 1973, the Autocall fire alarm company (merged to SimplexGrinnell then relaunched), manufactured the first voice evacuation system. [6]

  4. Wheelock (brand) - Wikipedia

    en.wikipedia.org/wiki/Wheelock_(brand)

    Wheelock LED3 (Siemens SL) Unmarked Speaker Strobe In 2012, Wheelock updated their Exceder LED series by introducing the industry's first LED notification appliances. [ 7 ] The strobes, horns, and horn strobes have compact design, that can be mounted on a single gang electrical backbox, or a trim plate to mount on a dual gang or 4" inch ...

  5. Fire alarm control panel - Wikipedia

    en.wikipedia.org/wiki/Fire_alarm_control_panel

    Coded panels were the earliest type of central fire alarm control, and were made during the 1800s to the 1970s. A coded panel is similar in many ways to a modern conventional panel (described below), except each zone was connected to its own code wheel, which, depending on the way the panel was set up, would either do sets of four rounds of code until the initiating pull station was reset ...

  6. System Sensor - Wikipedia

    en.wikipedia.org/wiki/System_Sensor

    The SpectrAlert series included horn strobes, strobes, remote horns, chimes, chime strobes, speakers, and speaker strobes. A main feature of these alarms was the ability to sync them using a System Sensor MDL sync module or the System Sensor sync protocol on a supported fire alarm control panel. Three years after the initial release of the ...

  7. Security alarm - Wikipedia

    en.wikipedia.org/wiki/Security_alarm

    Local alarms do not include monitoring, but may include indoor and/or outdoor sounders, such as motorized bells or electronic sirens and lights, such strobe lights which may be useful for signaling an evacuation notice during fire emergencies, or to scare off an amateur burglar quickly. However, with the widespread use of alarm systems ...

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