R3-50 Research Anemometer

Product catalog summary

Overview: The R3-50™ 3-axis ultrasonic anemometer is designed for scientific research, particularly for determining fluxes using the eddy covariance technique. It measures wind speeds up to 45 m/s with a data output rate of 50 Hz and provides U, V, W vector outputs along with sonic temperature.

Specifications:

Wind Speed: Range 0-45 m/s, Resolution 0.01 m/s, Accuracy <1% RMS.
Wind Direction: Range 0-359°, Resolution 1°, Accuracy <±1° RMS.
Speed of Sound: Range 300-370 m/s, Resolution 0.01 m/s, Accuracy <±0.5% @ 20ºC.
Temperature: Input resolution 0.01°C, Accuracy <0.01°C (0°C to +50°C), <0.15°C (-40°C to +60°C).
Power Requirement: 9-30 VDC (<150mA @ 24 VDC or 300mA @ 12 VDC).
Communication: RS422 full duplex, Baud rates 2400 - 115200.

Mechanical and Environmental:

Construction: Aluminium/Carbon Fibre.
Size: 750mm x 240mm, Weight: 1.0 kg.
Operating Temperature: -40°C to +60°C.
Protection Class: IP65, suitable for marine environments.

Outputs and Inputs:

Ultrasonic output rate: 50 Hz.
Analogue Outputs: 7 channels, Scale ±10, ±20, ±30, ±60 m/s, Accuracy <0.1% of FSR.
Analogue Inputs: 6 differential inputs, Range and resolution ±5 V, 14 bits, Accuracy <0.1% of FSR.

Applications: Suitable for wind turbulence measurement, component wind velocity UVW, and wind profiling.

Additional Information: Optional accessories include cables, sensor input units, and power supplies. The device is compatible with Gill WindCom™ software for data logging.

Catalog excerpts

Key Features 3-axis research anemometer 50Hz output rate 0-45 m/s wind speed 0-359º wind direction U, V, W vector outputs Sonic temperature output Aluminium/carbon fibre construction Custom calibration provided as standard The R3-50™ 3-axis anemometer has been designed for scientific research, particularly suitable for determining fluxes using the eddy covariance technique. This precision ultrasonic anemometer will monitor wind speeds up to 45m/s, with a fast data output rate of 50Hz. U, V, W and SOS (sonic temperature) outputs are available, and data can be logged using the supplied Gill WindCom™ software. The R3-50 is of aluminium/carbon fibre construction and will operate effectively in environmental temperatures from -40°C to +60°C. Optional accessories are available including cables, sensor input units (analogue inputs) and power supplies. Analogue Outputs (requires PCIA unit) Wind Speed Range Direction Range 7 (U, V, W, SoS, PRT plus 2 analogue outputs) Update rate Analogue Inputs (requires SIU) Quantity Sampling rate Power Requirement Anemometer Ultrasonic output rate RS422 full duplex, 8 data bits, 1 stop bit, no parity Baud rates Output parameters Aluminium/Carbon Fibre Digital Output Environmental Protection Class Operating Temp Input resolution Input accuracy Suitable for exposure to a marine environment *Accuracy spec applies for wind speed <32 m/s and for wind incidence up to ±20º from the horizontal

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3-Axis Professional Anemometer Typical Applications Wind Turbulence Measurement Component Wind Velocity UVW Wind Profiling Positions for three off bolt fixings with 7.0mm (0.27") max. thread dia. on a p.c.d. of 85mm (3.35"). North alignment symbol and notch Specifications may be subject to change without prior notice. Gill Instruments Ltd Saltmarsh Park 67 Gosport Street Lymington Hampshire SO41 9EG, UK Copyright © Gill Instruments 2012 D403 - Iss 2 Gill Instruments Ltd Reg No. 3154453 Registered Office: The George Business Centre, Christchurch Road, New Milton, BH25 6QJ

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R3-50 Research Anemometer

R3-50 Research Anemometer

Catalog excerpts

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