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R3A-100™ Asymmetric Research Anemometer

The R3A-100 anemometer features an asymmetric sensor head configuration, which allows for more accurate measurement of horizontal flows with minimum interruption of the prevailing wind.

Designed with researchers in mind, this 3D ultrasonic anemometer will monitor wind speeds up to 45m/s and features a fast 100Hz sampling rate. R3A-100 is supplied as standard with 7 analogue outputs (U, V, W; SOS; PRT plus 2 analogue inputs) and is available with an optional inclinometer.

The R3A-100 offers class-leading 3-axis wind measurement with minimal disturbance to the airflow. The unit is constructed of aluminium and carbon fibre and is custom-calibrated.

The R3-100 symmetrical head version is also available, please click R3-100 to view.

 

Features

  • 3-axis sonic anemometer providing wind speed and direction data
  • 100Hz Data Output Rate
  • Asymmetric head configuration for minimal flow disturbance
  • 0-45m/s wind speed
  • 0-359º wind direction range (no dead band)
  • Ideal for Eddy Covariance Studies
  • Free data logging software
  • U, V, and W vector outputs
  • Speed of sound and sonic temperature outputs
  • Robust aluminium/carbon-fibre casing
Specifications

Ultrasonic Output Rate
100 Hz

Wind Speed
0-45m/s

Wind Direction Range
0 to 359º

Operating Temperature
-40ºC to +60ºC

Protection Class
IP65

External Construction
Aluminium / Carbon Fibre

Digital Outputs
RS422 full duplex, 8 data bits, 1 stop bit, no parity

Weight
1.0 Kg

Size
750mm x 240mm