'详细资料：
1、供电：3*1.5v电池
2、待机电流：小于50ua
3、报警浓度：
浓度在30ppm时,报警器在120分钟内报警；
浓度在50ppm时,报警器在60到90分钟内报警；
浓度在100ppm时,报警器在10到40分钟内报警
浓度在300ppm时,报警器在3分钟内报警。
4、报警电流：小于50毫安
5、传感器：采用创新进口电化学一氧化碳传感器，更准确、更可靠、重复性好。
6、超高亮的发光二极管显示：每50秒闪烁以此表示待机状态，快速闪烁表示发生一氧化碳事故
7、响亮的高音量蜂鸣器输出：3米远达85分贝
8、液晶显示浓度
details:
* power supply : 3*1.5v aa batteries
* sensor: electrochemical co sensor
* alarm style :per en50291
* sensitivity/alarm time:
within 60~90 minutes @ 50ppm co concentration;
within 10~40 minutes @ 100ppm co concentration;
within 3 minutes @ 300ppm co concentration
* lcd displayer(optional): 3 digits lcd displayer
* audibility: 85db ( at 1m distance ), frequency 3±0.5khz
* led indication /sound pattern :
standby: green led flashes once every 30 seconds
alarm: red led quickly flashes 4 times with unit chirping every 5 seconds, then repeat,
* low-bat indicator :
chirp every 30s as battery lower than 3.3v with green led flashing and lb on lcd
* malfunction indicator :chirp every 30s with green led out and err on lcd
* power consumption :0.3mw
* sensor life: 3 years
* operation ambient: 0 ~ 40, 20% ~ 90%rh
* mounting: wall/ceiling mounting
* dimension 100mm*40mm
'

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深圳市百仁吉安防科技有限公司
陈秋玲
13642349117
中国 深圳