WIKA TI.33 Stainless Steel 304 Industrial Grade Non Resettable Bi-Metal Thermometer, 3" Dial, 50/550 Degrees F, 2.5" Stem, 1/2" NPT Connection, Back Mount

WIKA's industrial grade bimetal dial thermometer, TI.33 is an ideal choice where a weather-resistant, tamper-proof thermometer is needed. There is a 1 year warranty. Over Range: Temporary over or under range tolerance of 50 percent of scale up to 500 oF. (260 degree C). For ranges above 500 degree F, maximum over range is 800 degree F; continous. 1000 degree F intermittent. Connection: Material: 304 stainless steel enter back mount (CBM); 1/2" NPT connection. Stem Material: 304 stainless steel Diameter: 1/4" (6.35 mm). Measuring Element: Bi-metal helix. Dial: White aluminum, dished, with black. Case Material: 304 stainless steel Hermetically sealed Ingress protection IP 65. Pointer: Black aluminum. Standard Scales: Single: Fahrenheit or Celsius Dual: Fahrenheit (outer) and Celsius (inner). Window Gasket: Neoprene Silicone (-100 degree F and over 550 degree F). Window: Flat instrument glass. Dampening Inert gel to minimize pointer oscillation.