air quality sensor

الوصف

Feature Applications

* Long life * Air purifier

* High sensitivity * Air quality monitoring

* Automatic calibration * Air ventilation system

* Comes with temperature & humidity compensation

* Low cost

Spec

* Module model: AQM***0C

* Sensor: AQS**1 air quality monitoring sensor

* Gas detection: ammonia, hydrogen, alcohol, carbon monoxide, methane, propane, Gan alkyl, styrene, propylene glycol, phenol, toluene, ethylbenzene, xylene, formaldehyde and other volatile organic gas, such as cigarettes, wood , paper burning smoke.

* Physical interface: XH2.***4 vertical outlet

* Output data: TTL level（built-in **0ohm current limiting resistance）

* Input voltage: 5.*0.2VDC（without voltage reverse polarity protection）

* Operating current:?*0mA

* Warm-up time: 2 minutes

* Response time:?*0 seconds

* Recovery time:?*0 seconds

* Operating temperature: **0 **- *0℃

* Operating humidity:?*5ï¼…RH

* Storage temperature: **0 **- *0℃

* Storage humidity:?*0ï¼…RH

* Dimension: *4*0*5（LWH）

* Weight : About *0g

* Sensitivity : 1ppm hydrogen

* Sensitivity reduction:?0.2%/year

* Life:?*0 years

Interface definition

1、Power supply negative－

2、Power supply positive＋

3、Output signal A

4、Output signal B

Output signal definition

remarks：the higher the pollution degree No., the worse the air quality.