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Extech RH25 Heat Index Psychrometer-

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Extech RH25 Heat Index Psychrometer

Model: RH25

Compact indoor/outdoor meter for measuring up to 6 environmental parameters.

Sale Price $121.50 CAD
Regular Price $135.00 CAD
Availability 2 to 3 Weeks

Extech RH25 Offers


  • Heat Index measures how hot it feels when Humidity is combined with temperature, air movement, and radiant heat. Wet Bulb Globe Temperature (WBGT) considers the effects of temperature, humidity, and direct or radiant sunlight
  • Built-in multiparameter sensor measures heat index, WGBT, humidity, ambient temperature, temperature, dew point and wet bulb
  • User programmable hear index/WBGT alarm
  • Min/max/average
  • Data hold
  • Auto power off with disable

Extech RH25 Specifications

Temperature -4 to 122°F (-20 to 50°C)
Temperature Resolution 0.1°F/C
Temperature Basic Accuracy ±1°F/0.6°C
Relative Humidity Range 0 to 99.9%RH
Wet Bulb Range -4 to 122°F (-20 to 50°C)
Dew Point Range -108.4 to 122°F (-78 to 50°C)
Heat Index Range -50.8 to 401°F (-46 to 205°C)
WBGT Range -13 to 130°F (-25 to 54.5°C)
Dimensions 5.5x1.4x0.7" (140x35x18mm)
Weight 1.8oz (50g)
Click here for complete specifications on the Extech RH25

What's included with the Extech RH25

  • Heat Index Psychrometer
  • CR2032 Battery

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