Applications: Hot water lines, boilers, heating, ventilation and air conditioning. An all-purpose, economical thermometer with a vertical sensing tube and case. Warranty: 5 years. Scale: Aluminum, painted white with black markings. Case: 5” (125mm) black ABS. Lens: Glass. Tube: Glass, cushioned. Sensing Liquid: Kerosene, tinted red. Stem: Brass. Swivel Nut: Brass. Thermowell: Lead Free Brass 1/2" NPT. Operating Pressure: Maximum 710 psi (50 kg/cm2). Ambient Temperature: -40°F to 122°F (-40°C to 50°C). Process Temperature: -40°F to 400°F (-40°C to 200°C). Accuracy: +/- 2% of Full Scale. Enclosure Rating: IP50. Process Connection: 1/2" NPT Back/Angle Connect. Range: 30F to 240F & 0C to 115C.