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 2526 Ammonia (NH₃) gas sensor is a 2 wire 4-20 mA Loop Powered device. It has an electrochemical sensing unit which is temperature compensated and easily replaceable.
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
THE GDA 3000 is an Explosion Proof (IEC Ex) Flammable Carbon Dioxide Gas Detector. This Infra red sensor is certified for use in Zone 1 Hazardous areas within Australia.