ME3-H2 Electrochemical Hydrogen Gas Sensor

For Portable and Fixed Hydrogen Gas Detector

Applications :

*Portable detector *industry and environmental protection
*Fixed gas detector *various gas detection equipment

Product Advantages:

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

Product Description:

ME3-H2 electrochemical sensor detect 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, the current produced in electrochemical reaction of the target gas are in direct proportion with its concentration while following Faraday law, then concentration of the gas could be get by measuring value of current.

Technical Parameters:

Item	Parameter
Detection gas	H2
Measurement Range	0～1000ppm
Max detecting concentration	2000ppm
Sensitivity	（0.010±0.005） µA/ppm
Resolution ratio	2ppm
Response time（T90）	≤90S
Bias voltage	0mV
Load resistance （recommend）	10Ω
Repeatability	＜2﹪output value
Stability（／month）	＜2﹪
Output Linearity	linear
Zero drift（-20℃ ～40℃ ）	≤20ppm