Product Description
Extech RH390 Precision Psychrometer
Measure humidity and temperature simultaneously with the RH390 Precision Psychrometer from Extech. A dual-illuminated readout can be alternated to display wet bulb and humidity, or dew point and humidity, or temperature and humidity. This handheld device registers temperatures from -22 degrees to 199 degrees F (-30 degrees to 100 degrees C) and measures the full spectrum of relative humidity with ±2% accuracy between 20 and 90% RH. Complete with carrying case and 9V battery.
Features Extech RH390 Precision Psychrometer
- Dual backlit display
- Simultaneous display of:Humidity/Temperature Humidity/Dew Point Humidity/Wet Bulb
- Slim design with rubberized sides for better grip and for one hand operation
- Data Hold and Min/Max functions
- Auto power off with disable and low battery indicator
- Complete with carrying case and 9V battery
Specifications Extech RH390 Precision Psychrometer
Specifications | Range |
---|---|
Humidity | 0 to 100%RH |
Temperature (Internal) | -22 to 199°F (-30 to 100°C) |
Basic Accuracy | ±2%RH, ±1.8°F/1°C |
Max. Resolution | 0.1%RH, 0.1°F/°C |
Dewpoint | -22 to 199°F (-30 to 100°C) |
Wet Bulb | 32 to 176 °F (0 to 80°C) |
Dimensions | 7.8×1.7×1.3” (200x45x33mm) |
Weight | 7oz (200g) |
Extech RH390 – Datasheet
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