User's Guide _______________________________________________________________________
10 ___________________________________________________________________ M211510EN-E
CHAPTER 2
PRODUCT OVERVIEW
This chapter introduces the features and options of the HMDW80 series
transmitters.
Introduction to HMDW80 Series
Vaisala INTERCAP
®
Humidity and Temperature Transmitter Series
HMDW80 measure relative humidity and temperature in various building
automation applications. Transmitters combine easy installation and
reliable operation with a low requirement for maintenance.
HMDW80 series includes transmitters for wall and duct mounting,
humid areas, and for outdoor installation. It also includes temperature-
only transmitters and transmitters with an optional display. Calculated
humidity parameters – dewpoint, wet bulb temperature, and enthalpy –
are also available.
HMDW80 series transmitters require minimal maintenance thanks to
their excellent sensor stability and high-quality materials. If necessary,
the INTERCAP
®
humidity sensor can be easily exchanged in the field
with practically no downtime.
Features provided by transmitters in the HMDW80 series:
- ±3.0 %RH accuracy.
- 0 ... 100 %RH measurement range.
- User exchangeable INTERCAP
®
humidity sensor for easy field
replacement.
- Several output parameters; see HMDW80 Series Transmitter Models
on page 11 for list of supported parameters by transmitter model.
- Several IP65-classified models for demanding HVAC applications.
- UL-V0 flammability rating.
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