Beijing Ligotai Technology Co., Ltd
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ATMOS 22 2D Ultrasonic Anemometer (formerly DS-2)
ATMOS 22 2D Ultrasonic Anemometer (formerly DS-2)
Product details

ATMOS 22二维超声风速仪

ATMOS 22 is a durable research grade two-dimensional ultrasonic anemometer. Suitable for research in agriculture, forestry, and environmental science. The low starting wind speed (0 m/s) and fine resolution (0.01 m/s) make it more suitable for measuring weak wind environments, such as inside the canopy.


main features

  • Start wind speed as low as 0 m/s

  • No rotating components, no need for refueling or bearing replacement, no mechanical wear and tear

  • Low power consumption, operating current less than 100 uA

  • Detecting needle like protrusions on the flat surface in space, weakening raindropsThe impact on ultrasound signals

  • Access ZL6 data acquisition and download data through the Internet

  • Compact appearance, 10cm (diameter) x 16cm (height)

  • Easy installation, headphone jack

  • SDI-12 Digital Transmission


ATMOS 22二维超声风速仪 ATMOS 22二维超声风速仪 ATMOS 22二维超声风速仪


Technical Parameter

range resolution accuracy
horizontal wind speed 0 ~ 30 m/s 0.01 m/s 0.3 m/s or<3%
gust 0 ~ 30 m/s 0.01 m/s 0.3 m/s or<3%
wind direction 0 ~ 359° 1° ±5°
incline -90 ~ 90° 0.1° ±1°
output SDI-12 Communication
size 10 cm (diameter) x 16 cm (height)
Cable length Standard 5 meters (other lengths can be customized, up to a maximum of 75 meters)
interface type

3.5mm stereo interface or tinned bare wire

Support data collection (purchased separately)

METER ZL6, EM50 series, EM60 series data acquisition, or data acquisition that can provide 3.6-15.0VDC excitation voltage and support SDI-12 communication

Power supply voltage (VCC) to GND Minimum 3.6 VDC; Maximum 15.0 VDC
Digital input voltage (logic high) Minimum 2.8; Maximum 15.0 V; Typical 3.6 V
Digital input voltage (logic low) Minimum -0.3 V; Typical 0.0 V; Maximum 0.8 V
Digital output voltage (logic high)

Typical 3.6V

Power line conversion rate Minimum 1.0 V/ms
Current consumption (during measurement)

Minimum 0.2 mA; Typical 8.0 mA; Maximum 33.0 mA

Current consumption (during testing period)

Minimum 0.2 mA; Typical 0.3 mA; Maximum 0.4 mA

operation temperature -50 ~ 60 ℃
Start time (SDI Ready) aRx! Command, typically 10 seconds; Other commands, typically 130 ms
Start time (SDI-12, DDI disabled)

Typical: 200ms

Time Typical 110 ms; Maximum 3000 ms
Following standards Produced under ISO 9001:2015 standard
EM ISO/IEC 17050:2010 (CE marking)




Origin and Manufacturer:AmericaMETERCompany(Former Decagon)


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