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Wall-mounted Air Monitors

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Continuous Multigas Ambient Air Analyzer - 501 Series

For simultaneous analysis and alarm of up to four of any combination of O2 deficiency, CO2, SO2, NO, NO2, H2, CO, CL2, NH3, H2S, % RH, and temperature of ambient air.
500 Generic

Continuous Hydrogen Sulfide Alarm Monitors - 550 Series


Designed to monitor ambient hydrogen sulfide (H2S) near industrial processes such as biogas & syngas production, landfills, in confined spaces, or any other area where H2S may be present.