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Hygro-Thermometer Psychrometer

Extech RHT510

Model: RHT510 Go to Product Support
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Check the humidity, temperture, and weather conditions easily with the Extech RHT510 Hygro-Thermometer Psychrometer. This meter can display temperature readings (Air and Type-K), relative humidity, wet bulb, and dew point. The included bead wire Type-K probe can be used to measure temperatures up to 250°C (~480°F), but the meter can measure to 1300°C (2372°F) if used with other probes. Recall highest and lowest readings with the Min/Max function. The RHT510 also features a backlit LCD that displays Data Hold and Auto power off with disable option.

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General Specifications
Dew Point
-13.5 to 120.0°F (-25.3 to 49.0°C)
Dew Point Max Resolution
Relative Humidity
10 to 95%
Relative Humidity Basic Accuracy
Relative Humidity Max Resolution
Temperature (Air)
32 to 122°F (0 to 50°C)
Temperature (Air) Basic Accuracy
±2.5°F (1.2°C)
Temperature (Air) Max Resolution
Temperature (Type K) Max Resolution
-148°F to 2372°F (-100°C to 1300°C)
Temperature (Type N)
±0.4% + 1.8°F (1°C)
Temperature (Type N) Basic Accuracy
Wet Bulb
22.2 to 120°F (-5.4 to 49.0°C)
Wet Bulb Max Resolution
Additional Details
6 × 2.3 × 1" (153 × 58 × 25mm)
3 × AAA (1.5V) batteries
2 years
5.6oz (160g)
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Export Restrictions

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.

Extech RHT510 - Model: RHT510

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