Non Dispersive Infrared technology (NDIR), already widely used in industrial and commercial settings, satisfy many of the proposed required criteria for A2L refrigerant sensors. NDIR main advantages lies in greater gas selectivity, low humidity and temperature dependence and long stability and expected lifetime, when compared to other available technologies.
They are believed to be more than capable of detecting leaks within the anticipated alarm ranges without falsely-triggering on typical pollutants present in residential or commercial environ ...