Smartsensor AS8903 가스 모니터 (0 ~ 999 ppm / 0 ~ 500 ppm; 1 ppm)

Gas Type: Carbon Monoxide /Hydrogen Sulfide 

Measuring range: CO: 0~999 ppm / H²S: 0~500 ppm 

Resolution: 0.1% 

Measuring Principle: Electrochemical principle, life for 2 years 

Low/High Alarm: yes 

Alarm Setting: yes 

Alarm: Sound, Light Alarm. Adjustable Alarm values, Alarm sound up to 80 db. 

Operating temperature: -10~50℃  

Operating humidity: 15%-95%RH (Standard) 

Power: 3.7V li-battery 

Dimensions: 120.2*64.5*38.3mm 

Weight: 200g 

Datasheet