HumiTrac XR Relative Humidity & Temperature Transmitter

Humitrac XR

HumiTrac™, Telaire's next generation relative humidity and temperature transmitter designed to serve the building automation/HVAC market, as well as a wide variety of general purpose relative humidity monitoring applications.

All HumiTrac models incorporate a NIST traceable, field-replaceable sensor tip, a rugged capacitive sensing element capable of full-scale 0 to 100% RH measurement and a host of field configurable output options.

The Humitrac XR is an entalphy wetbuild transmitter designed for use in HVAC applications.

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HumiTrac XR Transmitter Specifications


  • Microprocessor-based signal processing
  • Excellent accuracy
  • Weather resistant duct and outside air mounting
  • Easy to install
  • Field-replaceable RH sensor saves time
  • Multiple user selectable outputs
  • Robust, proven capacitive sensor technology
  • Attractive, modern look and rugged packaging
  • Versatile temperature measurement
  • Temperature compensated
  • Low cost of ownership, very economical
  • Two-year transmitter warranty and one year sensor warranty
  • CE and RoHS compliant


  • Energy Management Systems (EMS)
  • Enthalpy control
  • Hospitals/labs
  • Refrigeration control
  • Pharmaceutical
  • Evaporative cooling decision potential
  • Supply air setpoint (condensation prevention)
  • Economizer efficiency
  • Supermarkets


Operating Range • -40°F to 140°F (-40°C to 60°C)
• 0% to 99% RH (non-condensing)
Storage Temperature -67°F to 185°F (-55°C to 85°C)
Sensing Element Capacitive polymer sensor
Long Term Stability Less than 1% drift per year, typical
Temperature Effect** Delta %RH = (0.0014 x %RH + 0.1325) x T°C -
(0.0317 x %RH + 3.0876)
Signal Outputs 4 to 20mA, 0 to 5V or 0 to 10V (user selectable)
Space (Wall Mount) Range Dew Point 40° to 90°F (4.4 ° to 32.2°C)
Enthalpy 0-50 BTU/lb (0 to 116.3 kJ/kg)
Wet Bulb 40° to 90°F (4.4 ° to 32.2°C)
Dry Bulb 40° to 90°F (4.4 ° to 32.2°C)
Duct Mount/Outside Air Range Dew Point -20° to 120°F (-28.8° to 49°C)
Enthalpy 0-50 BTU/lb (0 to 116.3 kJ/kg)
Wet Bulb 0° to 100°F (-17.8° to 37.8°C)
Dry Bulb -20° to 120°F (-28.8° to 49°C)
**Not applicable to signal-conditioned temperature units.


Accuracy Dew Point ±1.8°F (±1°C)
Enthalpy ±2 BTU/lb (±4.7 kJ/kg)
Wet Bulb ±3°F (±1.7°C)
Dry Bulb ±0.5°C (±0.9°F)

Power Requirements

Supply Voltage 12 to 30 VDC
Maximum Load (current output only) W = Supply Voltage-10


European Compliance Complies with EMC Directive 89/336/EEC and LVD 73/23/EEC for non-industrial applications
(For EN6100-4-3 the product meets performance criteria A and , in a limited number of frequencies,
performance criteria B per EN61326)
Protection IP42 rating for Duct Mount and Outside Air
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