Product Description
This SR-851S(I)4 smoke alarms are interconnected, meaning they communicate with each other(20 units in a group), forming an integrated system of protection for your home. Alarms can be interconnected via wireless interconnection frequency(433.92MHz GFSK). Meantime, it can also be used alone.
Function:
1.Test
Press and hold the TEST key for 3 seconds, 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, which means working normally. When the LED flashes eight times in red, without buzzing Tweeter, it means working abnormally.
2. Alarm
The Red LED will flash very quickly and “Di Di Di” alarm sound will be issued by the buzzer.
3. Mute
When alarming, press the button to turn off the buzzer and the Red LED would flash every 9 seconds. The mute time is about 9 minutes, then it will turn back to normal standby state.
4. Low Voltage Alarm
When the voltage is less than 2.7V, A short “DI” sound alarm is issued and the Red LED flashes every 50 seconds.
5. Normal Work
The Red LED flashes once every 50 seconds.
Certified by EN14604(TUV)

10 YEAR Smoke Detector





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