Dwyer Omega – Model 471B Dual Function Thermo-Anemometer, Stainless Steel Probe, HVAC Use
Product Code: Model 471B
Manufacturer: Dwyer Omega
The Model 471B Thermo-Anemometer Test Instrument is a versatile dual function unit that quickly and easily measures air velocity or volumetric flow as well as air temperature in imperial or metric units. A stainless steel probe is included, which has a comfortable hand grip and etched insertion depth marks. The extruded aluminum housing fully protects electronics, yet is lightweight and comfortable to hold.
Accuracy Detail
Air Velocity Accuracy: ±3% FS within temperature range of 40 to 90°F (4 to 32°C), Temperature Accuracy: ±0.5°F (±0.28°C) from 32 to 122°F (0 to 50°C); ±1.5°F (±0.83°C) from -40 to 32°F (-40 to 0°C) & 122 to 212°F (50 to 100°C)
Air Velocity Accuracy
±3%
Air Velocity, Max
6000 FPM
Air Velocity, Min
45 FPM
Air Velocity Temperature, Max
212 °F
Air Velocity Temperature, Min
-20 °F
Applications
HVAC, Industrial and Manufacturing
Battery Size and Type
Alkaline 9V
Cable Length
28 in
Cable Length Note
28˝ (71 cm) Retracted, 6 ft (183 cm) Extended
Compliance
CE
Display Note
4.5 digit LCD ; 19,999 in selected flow units
Display Type
LCD
Humidity Accuracy
± 2% RH
Operating Temperature, Max
125 °F
Operating Temperature, Min
5 °F
Probe Length
8 in
Process Temperature, Max
212 °F
Process Temperature, Min
-40 °F
Resolution
0.1%, 0.1°F/°C
Supply Power Note
9 V Alkaline Battery, Installed Non-Functional, User Replaceable
Supply Power Type
Battery
Temperature Accuracy
± 0.5 °F
Temperature Measurement Range
– 40 to 212 °F
Weight
16 oz
- Compatible with Dwyer RP1 thermo-hygrometer and VP1 100 mm vane thermo-anemometer probes (sold separately)
- 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
