Patented DD (double detector) catalytic bead sensor – fast response times, low drift, long life, low cross-sensitivity,  best resistance to poisoning Catalytic DD sensor available as either 0-100% LEL of 0-10 % LEL for low detection limits Single and dual beam IR (infrared) sensors can measure hydrocarbons or carbon dioxide in either % LEL or … Continue reading Carbon Dioxide, Hydrocarbons, and Combustibles Detection