Model 471B Thermo-Anemometer Test Instrument

Specifications

Service:

Air velocity and temperature of clean, dry air.

Temperature Limits:

Process Air Velocity: -20 to 212°F (-29 to 100°C); Process Temperature: -40 to 212°F (-40 to 100°C); Ambient: 5 to 125°F (-15 to 51°C).

Display:

4.5 digit LCD.

Resolution:

0.1%, 0.1°F/°C.

Air Velocity Range:

45 to 6000 FPM (0.23 to 30 m/s).

Air Velocity Accuracy:

±3% FS within temperature range of 40 to 90°F (4 to 32°C).

Volumetric Air Flow Range:

19,999 in selected flow units.

Temperature Range:

-40 to 212°F (-40 to 100°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°F to 32°F (-40 to 0°C) & 122 to 212°F (50 to 100°C).

Probe Length:

8" (203 mm) insertion.

Cable Length:

28" (71 cm) retracted, 6 ft (183 cm) extended.

Power Requirements:

9 V alkaline battery, installed non-functional, user replaceable.

Weight:

16 oz (454 g).

Agency Approvals:

CE.

Features

• 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
• Built-in volumetric air flow calculations

Approvals

• CE Approval
• RoHS Letter of Compliance

Drawings

• CAD Drawing in format .DWG
• Adobe Reader in format .PDF

Model Chart

Model 471B Digital Thermo-Anemometer
 
          1ST SYMBOL (1ST X) RANGE
             1    0 to 6000 (0 to 30 m/s)             
 

          OPTIONS (OPT)
            -NIST  NIST Traceable Calibration Certificate