The BI 2100 Series works as an insitu zirconia oxygen analyzer for combustion and flue gas monitoring up to 900°C. It functions as a boiler oxygen analyzer, furnace oxygen monitor, power plant O₂ analyzer, cement kiln oxygen sensor, emission control analyzer, and industrial combustion oxygen monitor.
The BI 2000 Insitu Zirconia Oxygen Analyzer delivers real-time oxygen measurement using a sensor-at-tip design. It supports combustion optimization as a flue gas oxygen analyzer, emission monitoring device, process oxygen analyzer, boiler O₂ sensor, refinery oxygen monitor, and waste-to-energy oxygen analyzer.