China Blister Packing CE Photoelectric Security Camera System Intruder Alarm, Find details about China Smoke Alarm, Mini Smoke Alarm from Blister Packing CE Photoelectric Security Camera System Intruder Alarm
Technical parame- ters | Smoke detector | ||
Voltage | DC3V(built-in CP952434) | ||
Low-voltage inspection | 2.2V | ||
current | Working current | Quiescent current | |
≤120mA | ≤2uA | ||
Alarm loud- ness | ≥85dB/3m | ||
Working temperature | -10ºC~+40ºC | ||
Ambient humidity | ≤95%RH(no condensation) | ||
Status dis- play | Normal smoke detection | LED (red) flashes once about every 344 seconds, no alarm sound | |
Smoke detection or key test | LED (red) flashes and continuous alarm is given | ||
Low sensitivity detection (silent mode) | LED (red) flashes about every 10 seconds, no alarm sound, automatically cancel low sensi- tivity detection about 9 minutes later | ||
Alarm memory | LED (green) flashed 3 times about every 43 seconds, and stops 24 hours later. The first time you press test/mute button after alarm is made, the detector will hint by special alarm mode. | ||
End of useful life | After working for 10 years, alarm sound is made, the buzzer buzzes 3 times about every 43 seconds | ||
Low-voltage inspection | LED (red) flashes once, make "di" alarm sound about every 43 seconds |