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Ultrasonic Anemometer

The WindObserver 70 (MTI.AWS.GL.WO70)  is a solid state, heated ultrasonic anemometer designed for use within the aviation industry and for more extreme weather conditions. The sensor has been accepted for service by both the FAA Federal Aviation Administration (USA) and the CAA Civil Aviation Authority (UK) for the observation and reporting of surface wind. This WindObserver meets the requirements of Annex 3 to the Convention on International Civil Aviation Organization (ICAO) when supplied as part of a suitable AWOS*.

With 150 Watts of electrical heating in the anemometer head producing 1 Watt/cm2 and tested in accordance with MILSTD810F, the unit is particularly suited to operate as part of Aviation Automatic Weather Observing Systems, which are often exposed to extreme weather conditions. Manufactured from stainless steel with no moving parts the sensor requires no on-site calibration and minimal maintenance.

Customer selectable vector rolling average and 3 second gust in accordance with WMO - No. 8 Seventh Edition 2008 ISBN 978-92-63-10008-5. *Accepted by the FAA & CAA for the observation and reporting of surface wind as part of a suitable AWOS (Automatic Weather Observing System)

WindObserver 70

SKU: MTI.AWS.GL.WO70
  • WIND SPEED

    • Range 0 - 70 m/s (0-156mph)

    • Starting threshold 0.01 m/s

    • Accuracy ±2% @12 m/s

    • Resolution 0.01 m/s

    • Offset ±0.01 m/s

    DIRECTION

    • Range 0 - 360°

    • Dead band direction None

    Accuracy ±2° @12 m/s

    • Resolution 1°

    POWER REQUIREMENT

    • Anemometer only 9 - 30 VDC (60mA max, 50mA average)

    • Heating Max 7A @24 VAC or DC

    DIGITAL OUTPUT

    • Communication (Operat’n) RS422/RS485 full duplex/half duplex

    • Baud Rates 1200, 2400, 4800, 9600, 19200, 38400

    • Formats 8 bit data; odd, even or no parity

    • Anemometer status Supplied as part of standard message

    MECHANICAL

    • External construction Stainless steel 316

    • Size Refer to diagram overleaf

    • Weight 1.7kg (with 2m cable)

    • 1.3kg (with connector)

    ENVIRONMENTAL

    • Protection class IP66 (NEMA4X)

    • Humidity 0% to 100%

    • Operating temperature -55°C to +70°C (with heating)

    • Precipitation 300mm/hr

    • EMC EN 61326-1: 2013, EN60945:2002

    • Icing MILSTD810F Method 521.2 Procedure I

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