Price includes sensor cartridge. The Impact 4 Gas Monitor portable multi gas monitor is able to detect and and display four gases with the included sensor cartridge. These include Oxygen, Carbon Monoxide, Hydrogen Sulfide, and Flammable gases. The Impact 4 Gas Monitor uses patented Reflex™ technology to ensure safe, accurate and reliable measurements are always made. Each Honeywell Lumidor Impact multi-gas monitor is supplied with quick start guide, multi-lingual operating instructions on CD, dry cell battery holders and batteries, belt clip, and flow adaptor. Units are fully configured and ready to accept disposable cartridges.



Gases Range Response Accuracy *1 *2 *3 STEL TWA
Flammable gas+ 0-100%LEL < 10sec ±3%lel 10% 20% 50% n/a n/a
Oxygen 0-25%v/v < 10sec ±0.3%v/v 23.5 19.5 18.5 n/a n/a
Carbon monoxide 0-500ppm < 30sec ±12.5ppm 35 50 100 100 35
Hydrogen sulfide 0-50ppm < 30sec ±2.5ppm 10 15 25 15 10
*1=Alarm 1, *2=Alarm 2, *3=Alarm 3, STEL=Short Term Exposure Limit, TWA=Time Weighted Average, +=common flammable gases including Methane, Propane, Butane, Pentane, Hydrogen, Methanol, Octane, and Ethane.