Automatic Fire Protection Systems Fire Alarm Signal Automatic
Automatic Fire Protection Systems Fire Alarm Signal Automatic Description: The fire alarm is automatic fire alarm and audio output device in the system.When fire happen, the fire alarm system by the output control module starts the alarm, it is ringing alarm signal to inform the proximate persons of the need to take action, usually to evacuate. Working principle : When a fire occurs, smoke in the air contained in the particle concentration and...
Guangzhou Xingjin Fire Equipment Co.,Ltd.
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