Information： Specifications: 
(1)   Range(ppm): 0~500
(2)   Sensitivity: 220~375 nA/ppm in 2ppm CO
(3)   Response time: t90 <20(s) from zero to 10ppm CO 
(4)   Zero current: -100~10nA in zero air at 20°C
(5)   Operating life: > 3years 
(6)   Size(mm): Φ20.0×16.5(mm) 
(7)   Linearity:  linear at zero and 15ppm CO; < ± 1ppm CO error at full scale
(8)   Overgas limit: 2000ppm
(9)   Pressure range: 80~120kPa
(10) Weight: < 6g 
(11) Temperature range: -30~50℃ 
(12) Humidity range: 15~90%RH 
(13) Load resistor: 33~100 Ω