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DWYER 471B-1

Anemometer, 0.23m/s to 30m/s, -29 °C, 100 °C, 156.92 mm

DWYER 471B-1

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471B Series
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471B-1   Datasheet
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0.23m/s to 30m/s








471B Series

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Technical Documents (1)

Product Overview

471B-1 is a thermo-anemometer test instrument. It is a versatile dual function unit that quickly and easily measures air velocity or volumetric flow as well as air temperature simultaneously in imperial or metric units. A stainless steel probe is included, which has a comfortable hand grip and etched insertion depth marks. The extruded aluminium housing fully protects electronics, yet is lightweight and comfortable to hold. Typical applications include duct traverses, HVAC inspections and testing and balancing.
  • Measures air velocity range from 45 to 6000FPM, volumetric air flow range from 19,999
  • Measures temperature range from -40 to 212°F (-40 to 100°C)
  • 4.5 digit LCD display
  • Visible in any condition due to high contrast and backlit LCD display
  • Able to store up to 99 readings
  • Probe sensors are protected by the integral sliding cover
  • Built-in volumetric air flow calculations
  • Probe length of 8˝ (203mm) insertion
  • Cable length of 28˝ (71 cm) retracted, 6ft (183cm) extended


Digital thermo anemometer, 9V battery, Sensing probe, Wrist strap, Hard carrying case, Instructions.


Compatible with Dwyer RP1 thermo-hygrometer and VP1 100 mm vane thermoanemometer probes (sold separately).

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