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Extech RH490 Precision Hygro-Thermometer, -30 to 100°C, 0 to 100%RH
Model # RH490Key Features
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Features
- Less then 30 seconds of RH response time
- Water vapor in GPP
- Dual backlit display
- Simultaneous display of: Humidity/Temperature, Humidity/Dew Point or Humidity/Wet Bulb
- Slim design with rubberized side grips
- Data Hold and Min/Max functions
Technical Information
- Humidity0 to 100%RH
- Temperature-22 to 199°F (-30 to 100°C)
- Accuracy±2%RH, ±1.8°F/1°C
- Max Resolution0.1%RH, 0.1°F/°C
- Dewpoint-22 to 199°F (-30 to 100°C)
- Wet Bulb32 to 176 °F (0 to 80°C)
- Absolute Humidity0 to 1120GPP (0 to 160g/kg)
- Dimensions7.8x1.7x1.3in (200x45x33mm)
- Weight7oz (200g)
Items Included
- carrying case
- 9V battery