HMS82 Outdoor Humidity, Dew point, Wet bulb, Enthalpy and Temperature Sensor for HVAC, Current Loop, 3% accuracy - Vaisala Online Store

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HMS82 Outdoor Humidity, Dew point, Wet bulb, Enthalpy and Temperature Sensor for HVAC, Current Loop, 3% accuracy

The 2-wire HMS82 transmitter measures relative humidity and temperature in outside air (OSA). Optional outputs dew point, wet bulb temperature and enthalpy can be easily selected by a single dip switch or can be ordered preconfigured.

The HMS82 transmitter is optimized for outdoor use. It features an integrated solar radiation shield, which is a must for accurate humidity and temperature measurements in outdoor conditions. The transmitter is easy to install both on a pole and on the wall.

The excellent stability of the sensors and high quality materials guarantee that the HMS82 transmitter operates reliably and requires minimal maintenance. If needed, the Vaisala INTERCAP® sensor can be easily exchanged in the field with minimal downtime.

Analog outputs are preset at the factory to:

  • Channel 1: 4 ... 20 mA = 0 ... 100% RH
  • Channel 2: 4 ... 20 mA = -40 ... +60 °C (-40 ... +140 °F) T

The package includes:

  • HMS82 transmitter
  • Quick User Guide

HMS82 Outdoor Humidity, Dew point, Wet bulb, Enthalpy and Temperature Sensor for HVAC, Current Loop, 3% accuracy
HMS82 Outdoor Humidity and Temperature Transmitter for Building Automation Applications, Loop-Powered
Standard delivery time for single unit: 1 week
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Warranty: 24 months
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Detailed information

Measurement parameter(s)Relative humidity
Temperature
Dew point temperature
Enthalpy
Wet bulb temperature
Measurement range0 ... 100 % RH
-40 ... +60 °C (-40 ... +140 °F) T
-40 ... +60°C (-40 ... +140 °F) Dew Point / Wet Bulb
-40 ... +460 kJ/kg (-10 ... +190 BTU/lb) Enthalpy
Measurement accuracy±3.0 % RH (0 ... 90 % RH)
±5.0 % RH (90 ... 100 % RH)
Operating temperature-40 ... +60 °C (-40 ... +140 °F)
Operating voltage20 ... 28VDC at 600 Ohm load
10 ... 28VDC at 0 Ohm load
Analog outputs4 ... 20 mA
Housing classificationIP65
Links See full specifications on Vaisala.com
Download user guides and other product documents on Vaisala.com


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