XTECH Precision Hygro-Thermometer Psychrometers (RH390)
Regular price
750.00 SR
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The Extech RH390 is a precision hygrometer and psychrometer designed for simultaneous measurement of humidity and temperature. This handheld device is ideal for applications in HVAC, environmental monitoring, and industrial processes.
Features
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Measurement Capabilities:
- Temperature Range: -22°F to 199°F (-30°C to 100°C)
- Relative Humidity Range: 0% to 100% RH
- Dew Point Range: -22°F to 199°F (-30°C to 100°C)
- Wet Bulb Temperature Range: 32°F to 176°F (0°C to 80°C)
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Accuracy:
- Relative Humidity: ±2% accuracy between 20% and 90% RH
- Temperature: ±1.8°F (±1°C)
- Display: Dual illuminated display that can show wet bulb and humidity, dew point and humidity, or temperature and humidity simultaneously.
- Data Hold Function: Allows users to freeze the current reading for later reference.
- Auto Power Off: The device features an auto power-off function to conserve battery life.
- Included Accessories: Comes with a carrying case and a 9V battery for immediate use.
Specifications
Specification | Details |
---|---|
Model | RH390 |
Temperature Range | -22°F to 199°F (-30°C to 100°C) |
Humidity Range | 0% to 100% RH |
Dew Point Range | -22°F to 199°F (-30°C to 100°C) |
Wet Bulb Range | 32°F to 176°F (0°C to 80°C) |
Basic Accuracy (Humidity) | ±2% (20% to 90% RH) |
Basic Accuracy (Temperature) | ±1.8°F (±1°C) |
Dimensions | 7.8 × 1.7 × 1.3 inches |
Weight | 7 oz (200 g) |
Power Supply | 1 × 9V battery |
Warranty | 2 years |