Model 485B Thermo-Hygrometer

Measures % RH, Temperature, Dew Point and Wet Bulb

The MODEL 485B Thermo-Hygrometer is a versatile, compact, handheld instrument for measuring percentage of relative humidity and temperature in °F or °C. Dew point and wet bulb temperatures are derived from the relative humidity and temperature measurements and are displayed on the LCD.

Product Applications

  • Building commissioning
  • Pulp & paper

Models & Ordering

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Model Description Usually Ships Price Order
485B-1
Ships: Next Day
Price: $275.00
Digital thermo-hygrometer includes 9V battery, sensing probe, wrist strap, soft carrying case and instructions Next Day $275.00 Order

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Specifications

Service:
Humidity, temperature, wet bulb and dew point temperature detection in clean air.
Temperature Limits:
Process: -40 to 176°F (-40 to 80°C); Ambient: 5 to 125°F (-15 to 51°C).
Range Relative Humidity:
0 to 100% (non-condensing).
Accuracy Relative Humidity:
±2% FS over 10 to 90% @ 77°F (25°C).
Range Temperature:
-20 to 140°F (-28 to 60°C).
Accuracy Temperature:
±0.54°F @ 72°F (±0.3°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.

Features

  • 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

Accessories

Model Number Description Usually Ships Price Order
Thermo hygrometer humidity & temperature probe with coiled cable. RP1 Thermo hygrometer humidity & temperature probe with coiled cable. Next Day $165.00 Order
Rubber boot for manometers (manometer no included). A-47X-BOOT Rubber boot for manometers (manometer no included). Next Day $12.50 Order

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