Composition of automatic fire alarm system Automatic fire alarm system: fire detection and alarm system, fire linkage control system, flammable gas detection and alarm system and electrical fire monitoring system. I. Fire Detection and Alarm System Fire detection and alarm system is composed of fire alarm controller, trigger device and fire alarm device. It can detect the initial fire of the protected object in time and accurately, and make an alarm response to inform the people in the building of the occurrence of fire. 2. Fire-fighting linkage control system When a fire occurs, the linkage controller sends out the linkage control signal accurately according to the set control logic to fire fighting pumps, spray pumps, fire doors, fire valves, smoke prevention and exhaust valves and ventilation systems, completes the control functions of fire fighting systems, evacuation guidance systems, smoke prevention and exhaust systems, fire curtain and other fire fighting related equipment, and feeds back the action signals to the fire control room.Show. The fire-fighting linkage control system also monitors the operation of building fire- fighting facilities.

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