Carbon Monoxide (CO)Typical Sources: parking garages, service bays, warehouses, furnace rooms, gas heaters, compressed air, fresh air make-up
Target Concentration: Toxic levels, 25 ppm
Density: about the same than air; mount the sensor in the breathing zone accessible for calibration. Kits are available for duct mounting
note: Application requirements and local regulations may dictate sensor location and alarm setpoints. Alarm levels are based on ACGIH 2011 TLV guidelines.