Fixed Mount Infrared Temperature Sensor, Cable Length 3.2 ft, Distance To Spot Ratio 4:1, Emissivity Adjustability Fixed, IP Rating IP65, Thread Size 3/4 In.-16, Thread Type UNF 2A, Maximum Operating Temperature Degrees F 932 Degrees F, Minimum Emissivity Setting 0.95, Impedance 50 ohm, Maximum Emissivity Setting 0.95, Maximum Temperature Measured Degrees F 932 Degrees F, Minimum Temperature Measured Degrees F 212 Degrees F, NEMA Enclosure Rating 4