Oxygen Sensor with Transmitter

Oxygen Sensor with Transmitter
Regular price $179.00

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The TX-1 Oxygen Sensor with Transmitter (24v 4-20mA + RS485) is a high-performance controller supporting various types of oxygen sensor modules.

The controller supplies an RS485 Modbus RTU interface to the host system and a separate UART interface to the gas sensor module, perfect for a variety of applications and research projects.


  • Low Drift & Cross-sensitivity
  • Communicates directly to a PLC
  • O2 Transmitter is UV has Zero Cross to the gas concentration
  • TX Board includes Barometric Pressure, Temperature and % Relative Humidity Sensors
  • TX Board allows for easy sensor calibration
  • TX Board adds RS485 Industry-standard Interface and separate UART interface
  • Easy Integration; Compact & Low Power


TX-1 Sensor with TX Board– for integration into high-volume OEM products

TX-11 Sensor Development Kit – for integration into high-volume OEM products


  • Measuring Gas: Oxygen
  • Measurement Range: 0.1 to 25% O2
  • Sensing Method: Fluorescence quenching by oxygen
  • Measurement Interval: 1 Sample/second
  • Response Time: < 60 seconds
  • Warm-Up Time: < 60 Seconds at 72°F (22°C)
  • Temperature Accuracy: +/- 2 degrees C
  • Operating Temperature: -30°C to +60°C
  • Barometric Pressure Range: 500 to 1200 mbar
  • Lifetime: > 5 years


    • See CO2Meter Terms and Conditions. 


    • TC1-5 Tube Cap Adapter - easily converts a wide range of gas sensors from diffusion applications to sampling. 

      Customer Reviews

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      "Easy to install, easy to set up, and easy calibration - just what I was looking for."

      - Phillip Farrar
      Water Plant Superintendent

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