WGI Hot Water Heating Thermometer WGI hot water thermometers are typically used in hot water heating systems, boilers and hydronic heating systems, etc. Each thermometer comes standard with a ½” NPT or ½” solder removable brass thermowell for maintaining a sealed system. In addition WGI hot water thermometers come standard with a rear recalibration screw. WGI Hot Water Thermometer Case Polished Aluminum Range 30 ° to 240° F/C Connection Comes with 1/2" npt brass thermowell Dial Size 2½” Accuracy ± 2°F or 1°C Part Number Temp Range HWT2.5/250 30 °/240° F/C Thermowells HWT SOLDER HWT NPT Magnetic Surface Thermometer WGI bi-metal magnetic surface thermometers are ideal for use on engines, bearings, pipes, tanks, ovens, dies, molds or any flat metallic surface. Rear recalibration adjustment standard. WGI Pocket Test Thermometer Dial Size 2” Lens Clear acrylic Case Black aluminum Mounting Two magnets on rear of case Accuracy ± 2% full scale Part Number Temp Range 311 FC 100 to 160° F/C 312 FC 0 to 250° F/C 313 FC 50 ° to 500° F/C
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