ME2-O2-Ф20 Electrochemical Oxygen Sensor

For Portable and Fixed HF Gas Detector

Applications :

*Portable detector *industry and environmental protection
*Mine environment *Underground pipe network

Product Advantages:

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

Product Description:

ME2-O2-Ф20 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	O2
Measurement Range	0～25%Vol
Max detecting concentration	30%Vol
Sensitivity	（0.1~0.3）mA (In air)
Response time（T90）	≤15S
Load resistance （recommended）	10kΩ
Repeatability	＜2﹪output value
Stability（／month）	＜2﹪
Zero drift（-20℃ ～40℃ ）	≤0.1%vol
Storage temperature	-20℃ ～50℃
Storage Humidity	0﹪～99﹪RH
Pressure range	normal atmosphere±10%
Anticipated using life	2 years