The RH390 Precision Psychrometer accurately measures humidity and temperature simultaneously.
The dual display can be easily changed to show temperature & humidity, wet bulb & humidity or dew point & humidity. This unit is a great choice for handheld humidity measurements with a quick, 30 second response time and top end accuracy.
- Dual-display with back light
- Slim design with rubberized sides
- Data hold and Min/Max functions
- Auto Power Off and Low Battery Indicator
- Supplied with carrying case and 9V battery
- Humidity: 0 to 100%
- Temperature: -22°F to 199°F (-30°C to 100°C)
- Dew Point: -22°F to 199°F (-30°C to 100°C)
- Wet Bulb: 32°F to 176°F (0°C to 80°C)
- Accuracy: ±2% | ±1.8°F (1.0°C)
- Resolution: 0.1% RH | 0.1°
- Dimensions: 7.8" x 1.7" x 1.3" (200 x 45 x 33 mm)
- Weight: 7 oz (200 g)