Extech RH25

Heat Index Psychrometer

The Extech RH25 Heat Index Psychrometer pen easily monitors heat index during hot, humid days in helps to prevent heat stroke during outdoor activities or sporting events. Its pocket-sized design makes it convenient to carry it wherever you go. Complete with CR2032 battery.

Specifications

General
Dew Point -108.4 to 122 °F (-78 to 50 °C)
Dew Point Max Resolution 0.1 °F/ °C
Heat Index -50.8 to 401 °F (-46 to 205 °C)
Heat Index Max Resolution 0.1 °F/ °C
Relative Humidity 0 to 99.9%
Relative Humidity Basic Accuracy ±3%
Relative Humidity Max Resolution 0.10%
Temperature [Air] -4 to 122 °F (-20 to 50 °C)
Temperature [Air] Basic Accuracy ±1°F/0.6°C
Temperature [Air] Max Resolution 0.1°F/C
Wet Bulb -4 to 122 °F (-20 to 50 °C)
Wet Bulb Globe Temperature [WBGT] -13 to 130 °F (-25 to 54.5 °C)
Wet Bulb Globe Temperature [WBGT] Max Resolution 0.1 °F/ °C
Wet Bulb Max Resolution 0.1 °F/ °C
Additional Details
Certifications CE
Dimensions 5.5 × 1.4 × 0.7" (140 × 35 × 18mm)
Power 1 × CR2032 (1.5V) battery
Warranty 2 years
Weight 1.8oz (50g)

Resources & Support

User Manual

Extech RH25 User Manual

Certification

Extech RH25 Declaration of Conformity

Datasheet

Extech RH25 Datasheet

Export Restrictions

The information contained in this page pertains to products that may be subject to the International Traffic in Arms Regulations (ITAR) (22 C.F.R. Sections 120-130) or the Export Administration Regulations (EAR) (15 C.F.R. Sections 730-774) depending upon specifications for the final product; jurisdiction and classification will be provided upon request.