HMD110
Duct Humidity and Temperature Transmitter HMD110
For high-precision measurements in HVAC applications
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The duct-mounted high-accuracy transmitter HMD110 is designed to measure humidity and temperature in HVAC systems. Calculated humidity parameters – like dew point, wet-bulb temperature, and enthalpy – are also available as direct output from the HMD110 transmitter. The IP65-rated transmitter is equipped with the robust HUMICAP® 180R sensor that has superior stability and long-lasting accuracy.
±2 %RH, ±0.2 °C / ±0.36 °F accuracy Traceable calibration (certificate included) Proven HUMICAP® 180R sensor for long-lasting accuracy Catalytic HUMICAP® 180V sensor for e.g. H2O2 sterilized environments Analog (4…20 mA) and Modbus RTU output options Optional parameters: dew point, wet bulb, enthalpy, absolute humidity, mixing ratio Optional display Models: HMD110 (configurable), HMD112, HMD112D See also the temperature models: TMD110
Fit for demanding measurement needs
Vaisala delivers advanced HVAC transmitters that empower automation systems to perform flawlessly in the most demanding environments, from data centers and semiconductor fabs to cleanrooms, hospitals, and other critical spaces, ensuring precise, reliable measurements where they matter most.
Our transmitters offer superior reliability, easy installation, and seamless integration with major Building Automation and Building Management Systems. The comprehensive product range includes temperature, humidity, air pressure, dew point, and CO₂ for ambient air, pipes, ducts, and outdoor applications.
Configure the instrument
Choose the model, probes and accessories. Incompatible combinations are blocked as you go; the remaining rules are checked when the instrument is added to the quote.
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HMD110
A code can be pasted and the configuration builds itself.
Services and accessories
They are quoted separately: the instrument need not be configured.
High precision
Humidity measurement with Vaisala HUMICAP® 180R sensor comes with state-of-the-art precision, stability and environmental resistance. Temperature is measured with a highly accurate Pt1000 sensor element.
Stability - Reliability
The high quality and excellent stability of the measurements enables precise and reliable controls of HVAC systems, even in demanding conditions or sites.
Traceable accuracy
The instruments are individually adjusted and delivered with a traceable (ISO 9001) calibration certificate. The transmitter is easy to calibrate also on site using a Vaisala handheld meter or Vaisala Insight PC software.
Documents
- DatasheetVaisala HMDW110 series transmitters measure relative humidity and temperature in multiple HVAC applications. The series includes transmitters for duct mounting, IP65-rated wall transmitters, and outdoor transmitters with integrated radiation shields.
- User guideThis document provides information for installing, operating, and maintaining Vaisala HUMICAP Humidity and Temperature Transmitter Series HMDW110 transmitters, including HMD110/112, TMD110, HMW110/112, TMW110, HMS110/112, and TMI110.