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  2. SimplexGrinnell - Wikipedia

    en.wikipedia.org/wiki/SimplexGrinnell

    This purchase included IBM's fire protection division. Originally, Simplex's fire alarm line simply consisted of relabeled IBM devices and control panels, but they began to introduce redesigned IBM products starting in the early 1960s. In the mid-1960s, Simplex attempted to introduce low-voltage DC systems; these panels were not a success.

  3. 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.

  4. Engine House No. 6 (Columbus, Ohio) - Wikipedia

    en.wikipedia.org/wiki/Engine_House_No._6...

    The fire station c. 1894. The building was completed in 1892 and decommissioned as a fire station in 1966. The station was in continuous service in that period, except during the Great Flood of 1913, when floodwaters reached its second story windows. A previous flood, in 1897, only formed several feet of water in its cellar. [3]

  5. Smoke detector - Wikipedia

    en.wikipedia.org/wiki/Smoke_detector

    Smoke detector mounted on a ceiling. A smoke detector is a device that senses smoke, typically as an indicator of fire.Smoke detectors/alarms are usually housed in plastic enclosures, typically shaped like a disk about 125 millimetres (5 in) in diameter and 25 millimetres (1 in) thick, but shape and size vary.

  6. Fire stations in Columbus, Ohio - Wikipedia

    en.wikipedia.org/wiki/Fire_stations_in_Columbus...

    More images: 18 E. Gay Street Demolished On the site of the Ruggery Building [8] [9] 1892–1952 Engine House No. 1 More images: 89 N. Front Street Demolished Served as headquarters of the fire department. Firefighters relocated around 1942, while police and fire communications crews and equipment were vacated in 1952. [10] The building was ...

  7. Fire alarm notification appliance - Wikipedia

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

    European Siren for fire detection system. 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.

  8. Fire alarm call box - Wikipedia

    en.wikipedia.org/wiki/Fire_alarm_call_box

    A fire alarm box, fire alarm call box, or fire alarm pull box is a device used for notifying a fire department of a fire or a fire alarm activation. Typically installed on street corners or on the outside of commercial buildings in urban areas, they were the main means of summoning firefighters before the general availability of telephones.

  9. Manual fire alarm activation - Wikipedia

    en.wikipedia.org/wiki/Manual_fire_alarm_activation

    Many modern fire alarm pull stations are single-action and only require the user to pull down a handle to sound the alarm. Other fire alarm pull stations are dual-action, and as such require the user to perform a second task before pulling down, such as lifting or pushing in a panel on the station or breaking a glass panel with an attached hammer.