Detection of gas oxygen O ₂ measurement range 0-25% Vol (volume percentage) principle Electrochemical fuel cell (Fuel Cell) output signal current output response time T90 ≤ 15 seconds Zero drift<0.02% O ₂/month Expected lifespan in air 36 months (3 years) Operating temperature range -20~+50 ℃ Storage temperature -30~+60 ℃ Pressure range 80-120 kPa Humidity 5-95% RH, no condensation diameter
