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Smoke alarm system break glass units across the building. If the system detects a fire then an LED will light up on the detector and on the relevant zone on the main control panel so you can clearly see the area the fire is in. The control panel will then operate the warning sounders or sounder beacons which more...
A smoke detector is a device that senses smoke, typically as an indicator of fire. Commercial security devices issue a signal to a fire alarm control panel as part of a fire alarm system, while household smoke detectors, also known as smoke alarms , generally issue a local audible or visual alarm more...