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Summary of Contents for Perfect Prime WD9829
- Page 1 Hot Wire Anemometer User’s Manual WD9829...
- Page 2 Description of product This Hot Wire Anemometer is a kind of sophisticated and precise instrument. It will lead you make a new step in the field of precision measurement. Its high precise and sensitive probe will make your measurement more convenient. Features 1.
- Page 3 Measurement Parameters Air Velocity Measurement Measurement Range Resolution Accuracy 0.1〜25.0m/s 0.01 m/s km/h 0.3〜90.0km/h 0.1 km/h ±(5%+1d) of reading or ft/min 20〜4921ft/min 1 ft/min ±(1%+1d) of full range 0.2〜55.9 MPH 0.1MPH Knots 0.2〜48.5knots 0.1 knots Air Velocity Unit m/s-meter per second km/h-kilometers per hour ft/min-feet per minute MPH-miles per hour...
- Page 4 Screen Display Battery level indicator Main display: wind speed value Wind speed unit Measurement type Lower display: air quantity, temperature. Max/Min display Multiples display Air quantity display Temperature unit 10. Area unit 11. Auto power off symbol 12. Data holding 13.
- Page 5 Figure 1 Figure 2 Figure3 Air Quantity Calculation Formula Area calculation formula for rectangular or square ducts: Height (H) Width (W) Area = width x height Area calculation formula for round ducts: Radius r Area = π×r CFM (ft /min) = wind speed (ft/min)×area (ft CMM (m /min) = wind speed (m/sec) x area (m ) x 60...
- Page 6 Operations Insert the probe to the probe socket. Press power off key to turn on the meter, screen enters the measurement interface after 8 seconds countdown. Choose the wind speed unit and temperature unit. Zeroing operation: Slide to close the sensor cover; press “Hold” key for 2 seconds until the screen displays four zeros, zeroing operation is completed.