Related Manuals for Airflow Instruments AV 30
Summary of Contents for Airflow Instruments AV 30
- Page 1 9021435/A/0805 AV30 OPERATING INSTRUCTIONS Please read these instructions carefully before using the instrument. Shortform instructions appear on the back of the instrument.
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Page 2: Battery Information
1. INTRODUCTION The AV30 is a rotating vane anemometer featuring digital display of Velocity and Volume Flow rate in metric or imperial units. The AV30 has been designed for ease of operation and has a menu driven interface, it supports the following units of measurement: ... -
Page 3: Low Battery Indication
Type of Batteries 4 x 1.5V AA batteries, standard, alkaline or rechargeable. 2.2.1 To Remove Batteries. Remove the batteries from the holder by pulling on the ribbon or using a thin screwdriver to ease them out. 2.2.4 Low Battery Indication If the battery voltage falls below a pre-determined level, the display will show battery symbols at both ends of the top line of the display. - Page 4 3.1.1 Read: Select this mode to take measurements, to hold a reading press and to release and continue with new readings press . To leave this mode hold down the key for approx 2 seconds. Enter ...
- Page 5 The instrument will function satisfactorily in an angular position but should not be used in airstreams which are smaller than the entire face area of the measuring head (113mm diameter). The AV30 is calibrated for use in free air conditions. For smaller airstreams TSI Instruments Ltd.
- Page 6 6. Use in Airways In large airways the presence of the instrument will have a negligible effect, but in small airways the blockage caused by the instrument, hand and arm will cause the airstream to accelerate slightly as it passes the rotating vane.
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Page 7: Service And Recalibration
slow down quickly when being moved from a higher velocity area to a lower velocity area. It is quite common to experience situations where a factor of 0.9 would have to be applied although this varies considerably. For proportional balancing this does not matter but on quantitative measurement it should be taken into consideration. - Page 8 10. CONTACTING TSI INSTRUMENTS LTD. United Kingdom — QUALITY ASSURED TO ISO 9001 TSI Instruments Ltd. Lancaster Road Cressex Business Park High Wycombe Buckinghamshire. HP12 3QP England Telephone: +44 (0) 149 4 459200 Facsimile: +44 (0) 149 4 459700 E-Mail: info@airflowinstruments.co.uk WWW: http://www.airflowinstruments.co.uk...
- Page 9 11. SPECIFICATION PARAMETER METRIC IMPERIAL Velocity – Ranges 0.25 – 30 m/sec 50 – 6’000 ft/min 1 – 110 km/h 1 – 70 mph *Accuracy 0.5 – 60 knots (100mm Head) Calibrated to better than Calibrated to better than +/-1% of reading +/- 1 +/-1% of reading +/- 1 digit.
- Page 10 *Accuracy is at ambient conditions of 20ºC and 1013mb (68ºF and 30in Hg.) CE Marking: This unit complies with the EEC Directive on Electromagnetic Compatibility (EMC) 89/336/EEC. Applied Harmonised Standards; EN50081-1 Radiated Emissions and EN50082-1 Radiated and ESD Immunities. QUALITY ASSURED TO ISO 9001 TSI Instruments Ltd.
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