




Dwyer Instruments 473B-1 | Vane Thermo-Anemometer Test Instrmt | 100mm | Air Vel | Vol Air Flow | Temp | Humidity
A flexible tool that measures air velocity or volumetric air flow, air temperature, and humidity in either imperial or metric values is the Model 473B 100 mm Vane Thermo-Anemometer Test Instrument. Included is a 100 mm stainless steel vane probe with engraved insertion depth markings and a comfortable hand handle. While providing complete protection for electronics, the lightweight and ergonomic extruded aluminum enclosure is easy to grip.

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- Specifications
- Features
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Accuracy | Air Velocity: +/-1.5% of reading +/-20 fpm (+/-0.1 m/s) [0.25 to 10 m/s]; +/-1.5% of reading +/-40 fpm (+/-0.2 m/s) [10 to 20 m/s]; +/-1.5% of reading +/-60 fpm (+/-0.3 m/s) [20 to 25 m/s]; Temperature: +/-0.54°F @ 77°F (+/-0.3°C @ 25°C); Relative Humidity: +/-2% @ 77°F (25°C) [10 to 90% RH]; +/-4% [0 to 10, 90 to 100% RH] |
Air Temperature | 20-212 °F |
Air Velocity | 0.2-25 m/s |
Air Velocity | 40-5,000 ft/min |
Cable length | : 28" (71 cm) retracted; 6' (183 cm) extended |
Display | 4.5 digit backlit display |
Humidity | Humidity Range: 0-100 % |
Manufacturer | Dwyer Instruments |
Net weight | 1.15 lbs |
Power | 9 V alkaline battery, installed non-functional, user replaceable |
Probe Depth | 6" |
Probe Depth | 8" |
Range | Air Velocity: 40 to 5000 fpm (0.2 to 25 m/s); Volumetric Air Flow: 19,999 in selected flow units; Temperature: -20 to 212°F (-29 to 100°C); Relative Humidity: 0 to 100% RH |
Response Time | Air Velocity: 1 s; Volumetric Air Flow: 1 s; Temperature: 1.5 s; Relative Humidity: 1.5 s |
Series | Family: Dwyer Instruments Anemometers, 473B Series |
Style | Vane |
Temperature | Temperature Units: Degree C, Degree F |
- Compliant with the wired probes for the Dwyer RP1 thermohygrometer and AP1 thermoanemometer (separately offered)
- Temperature, humidity, volumetric air flow, and air velocity may all be measured Using the 100 mm vane probe that is included.
- Backlit LCD with high contrast for visibility under all lighting conditions
- Able to save 99 readings for review at a later time.
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Dwyer Instruments VP1 Probe | 100 mm Vane Thermo-Anemometer Probe with Coilded Cable | For Model 473B

Dwyer Instruments VP1 Probe | 100 mm Vane Thermo-Anemometer Probe with Coilded Cable | For Model 473B