Telaire HumiTrac™  Relative Humidity & Temperature Transmitter is 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.