Product Introduction:
Smoke Detectors is provided by Shanghai Leien Equipment Co., Ltd.,a major Telecom batteries/packs supplier in Broadcast & Telecom wholesale industry in China.You can check out the specification of Smoke Detectors below or get any optional result clicking into the following keywords and you can check the authentications and testimonials of Smoke Detectors .
Description:
Features:
1) With high capability and low consumption PIC16F676 single chip, adopting
perfect design of software and hardware, the product has high self-check
and anti-jamming function, strong reliability
2) We program into chip by ourselves. So our smoke detector has strong
stability, can not misinform alarm.
3) Using the advanced photoelectric smoke inductive technology, it can give
alarm if smoke reaches certain thickness
4) With 9V battery, low consumption, normally a section dry battery can use
one year above at least
5) This product has no use wire, easy installation, international popular style
and beautiful feature, can give alarm both sound and light at the same time
6) Technique parameter:
a) Operating temperature: -10 - 55�C
b) Operating humidity: <95％RH (45�C)
c) Operating voltage: DC 9V
d) Operating current: 30μA (stakeout) 20mA (alarm)
e) Sensitivity: ≥0.8dB/m
f) Alarm sound level: ≥90dB/m
7) State:
a) Alarm: indicator light is red; flashing rate 2 times/seconds; buzzer
sounds 2 times/second
b) Normal: indicator light is green; flashing rate 1 time/20 seconds,
buzzer silent
c) Fault: indicator light is green; flashing rate 1 time/ 20 seconds;
buzzer sounds 2 times
d) Self-check: after press the button, indicator light is green; flashing rate
2 times/s; buzzer sounds 2 times/s
