The PIR 9400 from Det-Tronics United Technologies is an Infrared detector capable of identifying hydrocarbon flammable gases and vapors. It can also detect gas concentrations within the zero up to 100% LFL sphere, with a matching 4-20 mA output signal. The tool offers continuous self-testing and hydrides, and the ability to perform under harsh conditions. In addition, it is certified by FM, CSA, CE mark and ATEX.