[2-1  & 2   Stem |  1  & 4   NPT Fixed Center Back Mount Connection |  2   Dial |  0-250 F  & C Range Fixed centre back]

[4   Stem |  1  & 2   NPT Fixed Center Back Mount Connection |  3   Dial |  50-400 F  & C Range Fixed centre back]

[6   Stem |  1  & 2   NPT Adjustable Angle Connection |  5   Dial |  0-250 F  & C Range Adjustable angle]

A general purpose, versatile stainless steel 304 thermometer. Bi-metallic sensing element for reliable readings. Fixed centre back connection. Anti-parallax dial that reduces operator reading errors. Welded stem. Application: industrial process, heating and air conditioning, ventilation and wastewater. Dial 2" aluminum with black markings, dish-shaped. Case: stainless steel 304 AISI. Recalibrator: standard. Ring: stainless steel 304 AISI. Sensing element: bi-metallic coil. Pointer: aluminum, painted black. Maximum operating pressure: 125 psi (861 kPa). Operating temperature: 75 percent of full scale value (recommended maximum). Ambient temperature: -58/248 degree fahrenheit. +/- 1 Percent accuracy. Enclosure rating IP68. Lens: Glass standard, hermetically sealed. Re-zero adjustment screws are standard on the 2" dial. Connection: 1/4" NPT standard. Temperature ranges: 0 degree F to 250 degree F and -20 degree C to 120 degree C. RoHS Compliant.