Photoelectric Smoke Security Alarms Approved by EN14604 Industrial Fire Alarm Smart Smoke Detector AJ-761

Description Photoelectric alarms are generally more effective at detecting slow, smoldering fires that smolder for hours before bursting into flame. Sources of these fires may include cigarettes booming in couches or bedding.   Photoelectric alarms are generally more effective at detecting fast, flaming fires that consume combustible materials rapidly and spread quickly, Sources of these fires may induce flammable liquids or paper burning in a waste container. However, both types of alarms proved adequate detection of both types of fires.    smoke alarm EN approval fire alarm stand alone smoke detector Press and hold the TEST key, the product enters the test state. When the red light flashes, the buzzer sounds, and the action mode is the same as the alarm mode,it mean normal working ;When the red light flashed every 8 seconds, with a “DI” sound alarm , it means abnormal working�� The Red LED will flash very quickly and “DI DI DI” alarm sound will be issued by the buzzer. When Alarming, Press the button to turn off the buzzer and the Red LED flashes every 9 seconds. The mute time is about 9minutes and it will turn back to alarm state. Low Voltage Alarm When the voltage is less than 2.7V, A short “DI”sound alarms are issued and the Red LED flashes every 50S. Normal Work A Red LED flashes once every 50 seconds. Parameter Value Product name independent photoelectronic smoke detector QUANTITY Smoke alarm 1 Piece Mounting bracket 1 Piece Screw 2 Piece Anchor plug 2 Piece Manual 1 Piece 1 Piece 2 Pieces 2 Pieces 1 Piece Working Voltage DC 3V battery Standby current <12uA Alarm current ≥35mA Low voltage threshold 2.7V Product lifespan 10 years Alarm mode LED & buzzer Alarm sound >85dB Fire protection grade V-0 Size Φ110mm × H42mm Detector Net weight 140g Execute Criterion EN14604:2005 Product Type Smoke alarm WiFi Option No RF Option No Zigbee Option No