Categories: Electrochemical Gas Sensors
Information：COH-A2 Carbon Monoxide Hydrogen Sulfide Specifications: Specification Carbon Monoxide Channel (1) Sensitivity: 50~400 nA/ppm in 400ppm CO (2) Response time: t90 (s) < 35 from zero to 400ppm CO (3) Zero current: -3 ~ +3 ppm equivalent in zero air (4) Resolution: < 0.5 rms noise (ppm equivalent) (5) Range: 0~1000ppm (6) Overgas limit: 5000ppm Specification Hydrogen Sulfide Channel (1) Sensitivity: 600~950nA/ppm in 20ppm H2S (2) Response time: t90 < 30(s) from zero to 20ppm H2S @ 20℃ (3) Zero current: 0~ -0.3ppm equivalent in zero air (4) Resolution: < 0.05 rms noise (ppm equivalent) (5) Range: 0~200ppm (6) Overgas limit: 400ppm