Airwave Gas Detection Logo

Gas Transmitter 3 Wire O2

Home | Gas Transmitter CD-300  | Gas Transmitter 3 Wire O2

Gas Transmitter O2

The Gas Transmitter 3 Wire O2 is a versatile device, available with over 10 types of gas detection. Communication is analog 4~20mA (default) 0~20mA,0~10V,2~10V is selectable with switch (0~5V/1~5V is available by special order).

Manufactured by ELT SENSOR technology, a renowned company with two decades of expertise in gas sensors. based multiplied compensation algorithms keep accuracy and long-term stabilization throughout full operating Temperature and Concentration range Beyond CO2 sensing, this series encompasses over 10 types of environmental gas sensors, including CxHy, CO2, H2S, NH3, NO2, NO, SO2, H2 and O3.

Ability to integrate multiple sensor types within the same format, facilitating the measurement, management, and control of complex gases. This comprehensive functionality makes it exceptionally convenient for a wide range of applications.


Fixed-type instrument and detector designed for measuring oxygen gas concentration. It triggers an alarm when the oxygen gas concentration falls below a certain threshold.


Sensing Method Eletro-Chemical type to sense O2 gas
Measurement Range 0~25%
Accuracy ±2% of F.S
Response Time T90 : < 45sec, T60 : < 30sec
Sampling Interval 1 second
Life Cycle 2 years.

3 Wire Gas Transmitter

O2-CD300(LG) is a 3wired Electro-Chemical type transmitter which measure 0~25% O2 gas with accuracy, repeatability and stability. Given O2 measurement, could secure innocent people from accident of lack/excessive of O2 gas exposure.