The GDA 2528 Oxygen gas sensor has a range of 0-25% vol Oxygen. It has an electrochemical gas sensing unit which is temperature compensated and easily replaceable.
The GDA 4350 Carbon Dioxide Gas Sensor can detect CO₂ at very low levels, and will allow you to monitor indoor air quality with ease.
The GDA 2525 Carbon Monoxide (CO) gas sensor is a 2 wire 4-20 mA Loop Powered device
The GDA 2529 Hydrogen Sulphide gas sensor is a 2 wire 4-20 mA loop Powered device with a range of 0-100 ppm Hydrogen Sulphide.
The GDA 2527 Nitrogen Dioxide (NO₂) Gas Sensor is a 2 wire 4-20 mA Loop Powered device with a range of 0-30 ppm Nitrogen Dioxide
The GDA 2530 Sulphur Dioxide gas sensor is a 2 wire 4-20 mA Loop Powered device with a range of 0-20 ppm Sulphur Dioxide
The GDA 3100 Refrigerant Gas Detector uses the latest in NDIR techniques for detecting a wide range of refrigerant gases and is immune from cross sensitivity to other gases