Extech RH490 Precision Hygro-Thermometer
Brand :
Extech
Categories :
Humidity Meters
, Temperature & Humidity
Anyone whose job relies on calculating humidity levels will appreciate the Extech Hygro-Psychrometer. In addition to measuring relative humidity in 30 seconds, this handheld instrument captures dew point, wet bulb, temperature and water vapor levels (Grams per Kilogram and Grains per Pound). This utility tool will store maximum and minimum readings until the memory is cleared and includes a data-hold button for rapidly fluctuating measurements. Complete with carrying case and 9V battery.
Easy to Use
Simultaneous display of: Humidity/Temperature, Humidity/Dew Point or Humidity/Wet Bulb
Quick Response
Less then 30 seconds of RH response time.
Data Hold and Min/Max functions
Includes a data-hold button for rapidly fluctuating measurements
Specifications
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Wet Bulb
32 to 176 °F (0 to 80 °C)
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Dew Point
-22 to 199 °F (-30 to 100 °C)
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Water Vapor
0 to 1120GPP (0 to 160g/kg)
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Relative Humidity
0 to 100%
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Temperature (Air)
-22 to 199 °F (-30 to 100 °C)
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Relative Humidity Basic Accuracy
±2%
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Relative Humidity Max Resolution
0.1%
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Temperature (Air) Basic Accuracy
±1.8 °F/1 °C
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Temperature (Air) Max Resolution
0.1 °F/ °C
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Power
1 × 9V battery
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Weight
7oz (200g)
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Warranty
2 years
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Dimensions
7.8 × 1.7 × 1.3" (200 × 45 × 33mm)
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Certifications
CE, NIST
