Extech AN300 - Manuals - manualsarea.com

Page 2 - Introduction; CAUTIONS

AN300 ‐ en ‐ GB_v1.2 11/14 2 Introduction C ongratulations on your purchase of the Extech AN300 Vane Airflow Anemometer. This instrument measures Air Velocity, Air Flow (volume), and Air Temperature. The large, easy ‐ to ‐ read backlit LCD ...

Page 3 - Descriptions; Meter

AN300 ‐ en ‐ GB_v1.2 11/14 3 Descriptions Meter Description (front) 1. Top line LCD display reading 2. Bottom line LCD display reading 3. U/mode AVG and up arrow button 4. L/mode and down arrow button 5. ON ‐ OFF (Power) and SET butto...

Page 4 - Brief

AN300 ‐ en ‐ GB_v1.2 11/14 4 SET HOLD MAX/MIN U/mode AVG ▲ L/mode ▼ U/mode AVG ▲ Brief Keypad Description Press momentarily to switch the meter ON or OFF. Press and hold this button for 2 seconds to enter or exit the Setup mode (refer t...

Page 6 - Operation; POWER

AN300 ‐ en ‐ GB_v1.2 11/14 6 Operation Air Velocity, Volume, and Temperature Measurements 1. Switch the meter ON by pressing the POWER button momentarily. Press the POWER button again to switch the meter OFF. 2. Note that the met...

Page 8 - Entering

AN300 ‐ en ‐ GB_v1.2 11/14 8 Setup Mode Entering Setup Mode Press and hold the SET button for 2 seconds to enter Setup mode. Two options are available: P1.0: Unit and P2.0: AREA. Use the up/down buttons to toggle between P1.0 ...

Page 9 - Other

AN300 ‐ en ‐ GB_v1.2 11/14 9 Battery Replacement When the low battery icon appears on the LCD, the four (4) 1.5V ‘AAA’ batteries must be replaced. 1. Open the rear battery compartment by carefully pulling down on the compartment’s...

Page 10 - Specifications

AN300 ‐ en ‐ GB_v1.2 11/14 10 Specifications Air Velocity Range Resolution Accuracy m/s (meters per second) 0.2 ‐ 30 m/s 0.01 m/s ± (1.5% rdg + 0.3 m/s) fpm (feet per minute) 40 – 5900 fpm 1 fpm ± (1.5% rdg + 59 fpm) Air...

Page 11 - display

AN300 ‐ en ‐ GB_v1.2 11/14 11 Error Messages Error codes and solutions Air Temperature E02 : Temperature reading is lower than the low range limit. Place the meter in room temperature for 30 minutes. If E02 continues, send the...

Page 12 - knots

AN300 ‐ en ‐ GB_v1.2 11/14 12 Appendix: Useful Equations and Conversions Area equation for rectangular or square ducts Area equation for circular ducts Cubic equations NOTE: Measurements mad...