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485B-1 | Digital thermo-hygrometer includes 9V battery | sensing probe | wrist strap | hard carrying case and instructions | Dwyer
Digital thermo-hygrometer includes 9V battery, sensing probe, wrist strap, hard carrying case and instructions
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Digital thermo-hygrometer includes 9V battery | sensing probe | wrist strap | hard carrying case and instructions
MODEL 485B THERMO-HYGROMETER
Measures % RH, Temperature, Dew Point and Wet Bulb
The Model 485B Thermo-Hygrometer is a versatile, compact, handheld instrumentfor measuring percentage of relative humidity and temperature in °F or °C. Dew pointand wet bulb temperatures are derived from the relative humidity and temperaturemeasurements and are displayed on the LCD.
NIST CALIBRATION available in Product Configurator.
Product Applications
- Building commissioning
- Pulp & paper
- Compatible with Dwyer AP1 thermo-anemometer and VP1 100 mm vane thermoanemometer probes (sold separately)
- Hold feature to freeze current readings on the display
- Stores up to 99 readings for future evaluation
Specifications
- Service
- Humidity; temperature; wet bulb and dew point temperature detection inclean air.
- Temperature Limits
- Process: -40 to 176°F (-40 to 80°C);Ambient: 5 to 125°F (-15 to 51°C).
- Relative Humidity Range
- 0 to 100% (non-condensing).
- Relative Humidity Accuracy
- ±2% FS over 10 to 90% @ 77°F (25°C).
- Temperature Range
- -20 to 140°F (-28 to 60°C).
- Temperature Accuracy
- ±0.9°F @ 77°F (±0.5°C @ 25°C)
- Display
- 4.5 digit LCD.
- Resolution
- 0.1%; 0.1 °F/°C.
- Probe Length
- 8" (203 mm) insertion.
- Power Requirements
- 9 V alkaline battery; included; user replaceable.
- Weight
- 16 oz (454 g).
- Agency Approvals
- CE.
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