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Extech RH305 Hygro-Thermometer Psychrometer Kit

The meter simultaneously displays relative humidity, air temperature and dew point or wet bulb.

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Extech RH305 Hygro-Thermometer Psychrometer Kit
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  • Extech RH305 Hygro-Thermometer Psychrometer Kit

The meter simultaneously displays relative humidity, air temperature and dew point or wet bulb. Can also measure external temperature measurement using the temperature probe supplied in the kit. 

Compact meter is ideal for field applications. Unique sensor cap closes to protect to protect meter during storage. Advanced features include data hold, selectable auto power off, and MAX/MIN/Average reading. The meter can be calibrated in the field using the 33% and 75% humidity bottles supplied in the kit. A hard case is included for storing the calibration bottles when not in use.

Features:

  • Simultaneous display of %RH, Temperature and Dew point or Wet Bulb or Probe Temperature
  • Wet bulb measurements without slinging
  • Calculates T1-T2 differential (Air Temperature-External Probe Temperature) using optional probe
  • Unique sensor cap design twists to closed position for protection during storage
  • Switchable °F/°C temperature units with 0.1° resolution
  • Includes 33% and 75% humidity calibration reference bottles

Download Catalog

Looking for more products from Extech? We carry many more products than we are able to list on our website. Click here to download the full Extech catalog. Then contact us to place your order!