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HT120 High Temperature Humidity Transmitter

Product Description

HT120 series is a precision transmitter that provides quick and accurate humidity, barometric pressure, temperature, absolute pressure and dew point measurements over a wide temperature range of -40°C to 120°C.  The stainless steel probe is easily adaptable for most applications and the optional display module (DIS) is a feature that not only monitors but controls the application process.


  • Probe only: three 0-10Vdc output and RS232 output
  • 18 to 30Vdc power
  • Programmable scaling and selectable measurement parameters (wet bulb, ppmv, gr/lbs, dry bulb, etc.)
  • Optional Display (DIS option): 2 line LCD backlit display, three 4-20mA outputs, 2 programmable alarm relays housed in an IP65 enclosure
  • Accuracy ±1% nominal
  • Pressure rated to 700psia
  • Rated to 120°C temperature
  • ¾"NPT adjusting stainless steel pipe fitting
  • Field replaceable sensor maintaining published accuracy


  • Automotive
  • Compressed Air
  • Educational Institutions
  • Government Agencies
  • Medical Gas
  • Pharmaceuticals
  • Plastics