200-series carbon monoxide (CO) gas alarms are state-of-the-art detectors with an internal sounder. Models are available powered by a user-replaceable battery or AC mains.
Advanced electronics in conjunction with a semiconductor gas sensor provide early detection of carbon monoxide gas and high immunity against unwanted alarms.
Features:
· Advanced algorithms provide advanced detection discrimination
· Stable gas sensing chamber. No adjustment or replacement required
· High immunity against unwanted alarms
· Loud 85 dB internal alarm sounder
· Dual action button for Hush and Test
· Separate indicators for Power, Alarm and Service
· N/C or N/O alarm relay output models available
· Interconnection function available on some models to connect up to 20 units together
· AC mains powered models available
· DC 9 V models available, including 10-year lithium battery models
· 5-year end-of-life timer
· Low power consumption
Audited Supplier 
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