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Many fire horn systems were wired to fire pull boxes that were located around a town, and this would "blast out" a code in respect to that box's location. For example, pull box number 233, when pulled, would trigger the fire horn to sound two blasts, followed by a pause, followed by three blasts, followed by a pause, followed by three more blasts.
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]
The standard fire alarm sound used in most of North America [citation needed]. Coding refers to the pattern or tones a notification appliance sounds in and is controlled either by the panel or by setting jumpers or DIP switches on the notification appliances. The majority of audible notification appliances installed prior to 1996 produced a ...
A fire alarm is an alarm that warns people about a fire. Fire alarm may also refer to: Fire alarm control panel, a controlling component; Manual fire alarm activation, a pull station; Fire alarm call box, a device used for notifying a fire department; Fire alarm notification appliance, an active fire protection component; The Fire Alarm, a ...
Some communities make use of an all clear signal, or sound separate signals for fire calls and ambulance runs. Some fire signals in the U.S. are often blasted at least once a day, mostly at noon, to test the system, and are often referred to as noon sirens or noon whistles. These also function as a time tick for setting clocks. [citation needed]
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.
Alert or Alarm - Raise the alarm by triggering a fire alarm. Alert nearby persons to gain assistance in fighting the fire or alerting other people. Alert emergency services, site security and other emergency contacts as necessary. Confine or Contain - Contain the spread of the fire by closing nearby doors and windows if it is safe to do so. The ...
Pages in category "Fire detection and alarm" The following 21 pages are in this category, out of 21 total. This list may not reflect recent changes. ...