For operating temperature down to 0ºF (-17ºC). The Standard sensor comes in a NEMA4 (IP65) watertight enclosure. Mountable indoors or outdoors (out of direct sunlight). Enclosure is ABS material with a gasketed ABS cover; single ½” conduit knockout is provided.
For operating temperatures down to -40ºF (-40ºC) or wet/humid areas. The Harsh Environment enclosure is NEMA4 (IP65) ABS material; conduit connection must be vaporproof.
For operating temperatures down to -60ºF (-51ºC). The Extreme Environment sensor features a stainless steel metal enclosure and is equipped with an integral heater and thermostat for low temperature operation.
For operating temperatures down to -40ºF (-40ºC). The Explosion Proof Gas Sensor enclosure is NEMA7 Aluminum. Used where regulations and codes specify; consult factory with specific requirements.
For operating temperatures down to 0ºF (-17ºC). The Basic Gas Sensor model is for commercial applications such as supermarket refrigeration systems and air conditioning chillers.