Winsen Electrochemical Carbon Monoxide Sensor ME3-CO


Winsen Electronics, as a professional gas sensor manufacturer, produce carbon monoxide sensor, and industrial CO sensor, using fuel cell / electrochemical working principle. ME3-CO electrochemical sensor detects gas concentration by measuring current based on the electrochemical principle, which utilizes the electrochemical oxidation process of target gas on the working electrode inside the electrolytic cell.

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The current produced in the electrochemical reaction of the target gas is in direct proportion with its concentration while following Faraday law, then the concentration of the gas could be getting by measuring the value of current.

Widely used in industrial and environmental protection fields

Low power consumption
High precision and sensitivity
Wide linear range
Good anti-interference ability
Excellent repeatability and stability

Model ME3-CO
Detection Gas CO, carbon monoxide
Measure Range 0~1000ppm
Concentration Slope 2000ppm
Sensitivity(S) (0.070±0.015)µA/ppm
Resolution Ratio 0.5ppm
Response Time(T90) <20S
Bias Voltage 0mV
Load Resistance 10Ω
Repeatability <2%output value
Stability(/month) <5%
Linearity (Error) linear
Zero Drift 10ppm
Storage Temperature -20℃~50℃
Storage Humidity 15%~90%RH
Working Pressure Range 90-110(kPa)
Anticipated Using Life 3 years


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