To monitor confined spaces, labs, control rooms, tunnels, oxygen plants, etc. for Oxygen (O₂) deficiency or excess.

For simultaneous monitoring of up to four gases in ambient air including O2, CO2, NO, NO2, CO, temperature, and % RH. Single gas versions are also available for H2S, SO2, Cl2, & NH3.

NOTE: This is not an analyzer for measuring process gases or performing environmental ambient air quality studies. It is suitable only for monitoring ambient breathable air for personnel breathing safety.