Model 485B Thermo-Hygrometer

Brand: Dwyer Instruments, LLC

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.
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

Specifications

Accuracy

  • ± 0.3° C (± 0.54° F) at 25° C (77° F)
  • ± 2 % of Full Scale over 10 to 90 % Relative Humidity at 25° C (77° F)

Ambient Temperature Range

  • -15° to 51° C (5° to 125° F)

Approvals & Certifications

  • CE

Display

  • 4-1/2-Digit LCD

Humidity

  • 0 to 100 % Non-Condensing

Insertion 'U' Length

  • 8” (20.3 cm)

Media

  • Air

Power Requirement

  • 9 V Alkaline Battery

Process Temperature

  • -40° to 80° C (-40° to 176° F)

Resolution

  • 0.1° C
  • 0.1%

Temperature Range

  • -28° to 60° C (-20° to 140° F)

  • Building commissioning
  • Pulp & paper
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