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2. Automatic emergency call - Wikipedia

   en.wikipedia.org/wiki/Automatic_emergency_call

   Emergency Assistance, on Ford cars with Sync RESCU (Ford), on older Ford cars; Additionally, many newer fire alarm control panels are designed with an automatic emergency call feature where the fire department will be notified if the alarm is triggered through any means other than a manual activation for a Fire drill or system test.

3. Fire alarm system - Wikipedia

   en.wikipedia.org/wiki/Fire_alarm_system

   Fire alarm warning devices can also be set to different volume levels. Notification appliances utilize audible, visible, tactile, textual or even olfactory stimuli [15] [16] to alert the occupants of the need to evacuate or take action in the event of a fire or other emergency. Evacuation signals may consist of simple appliances that transmit ...

4. 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.

5. Manual fire alarm activation - Wikipedia

   en.wikipedia.org/wiki/Manual_fire_alarm_activation

   Manual fire alarm activation requires human intervention, as distinct from automatic fire alarm activation such as that provided through the use of heat detectors and smoke detectors. It is, however, possible for call points/pull stations to be used in conjunction with automatic detection as part of the overall fire detection and alarm system .

6. Siren (alarm) - Wikipedia

   en.wikipedia.org/wiki/Siren_(alarm)

   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.

7. Emergency notification system - Wikipedia

   en.wikipedia.org/wiki/Emergency_notification_system

   An emergency notification system is a method of facilitating the one-way dissemination or broadcast of messages to one or many groups of people, alerting them to a pending or existing emergency. [1] The Emergency Notification System (ENS) was created by Dialogic Communication Corporation (DCC) in the early 1980s.