AMB make 2020P model online Oxygen gas Analyseris designed for Oxygen measurement in various application with low drift, precision, accuracy and stable oxygen readings . Electro chemical sensor makes the analyzer worth the investments .Easy to maintain and service from user point of view. It provide continuous analysis of oxygen in industries gas streams. These are Panel Mounted instruments . The transducer is a sealed electrochemical fuel cell. It can be calibrated using ambient air or standard samples.