WindMaster-HS 3D Horizontal-Head Anemometer

WindMaster-HS 3-axis Horizontal-Head Anemometer

The WindMaster HS anemometer has been designed for scientific research applications requiring accurate 3-axis wind speed and direction and sonic temperature data.

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Product Description

WindMaster-HS 3-axis Horizontal-Head Anemometer

This instrument utilises advanced ultrasonic measurement technology, with a unique horizontal head design which allows for accurate measurement of high angles of attack with a minimum ow interruption from the anemometer geometry.

The Integral electronics unit provides four optional analogue inputs and outputs.

 

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Technical specs

Features:
  • Precision 3-axis sonic anemometer
  • U, V, W vector outputs
  • 32Hz output rate
  • 0-45 m/s wind speed
  • Integral electronics
  • Horizontal head for minimal flow disturbance
  • Stainless steel construction
  • Sonic temperature output
Applications:
    • Eddy Covariance Systems
    • Offshore Installations
    • Structural Monitoring
    • Wind Profiling

Documents

Download WindMaster-HS Spec
Download WindMaster-HS Manual

 

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Product Features

Wind Speed

Range:

  • 0-45m/s
Resolution:
  • 0.01 m/s or 0.001 m/s

Accuracy:
  • <1.5% RMS @12 m/s
Accuracy:
  • <1% RMS @12 m/s (Custom)

Wind Direction

Range:

  • 0 - 359°

Resolution:
  • 0.1°

Accuracy:
  • 2° @12 m/s

Accuracy:
  • 0.5° @12 m/s (Custom)

Sonic Temperature

Range:

  • 40°C to +70°C

Resolution:
  • 0.01°C

Accuracy:
  • -20°C to +30°C within ±2°C of ambient temperature

Speed of Sound

Range:

  • 300-370m/s
Resolution:
  • 0.01 m/s
Accuracy:
  • < ±0.5% @ 20°C

Measurement

Internal sample rate:

  • 20Hz / 32 Hz or sync to user poll

Output Parameters:
  • 1, 2, 4, 5, 8, 10, 16, 20 & 32 Hz

Units of Measure:
  • m/s, mph, kph, knots, ft/min

Formats:
  • UVW or Polar

 

Digital Output

Communication:

  • RS232, 422, 485

Baud Rates:
  • 2400 - 57600

Format:

  • ASCII or Binary

Analogue Outputs - Optional

Resolution 12 bits or 14 bits

  • 4 channels available

Selectable Range
  • User selectable full-scale wind speed
Output type
  • 0-20mA, 4-20mA, 0-5V, ±2.5V, ±5V

Analogue Inputs - Optional

Resolution 14 bits

  • Up to 4 single ended or 2 differential

Input Type:
  • ±5V

Power Requirement

Anemometer:

  • 9-30 VDC (55mA @ 12 VDC)

Environmental

Protection Class

  • IP65

Operating Temperature
  • -40°C to +70°C

Humidity
  • < 5% to 100% RH

Precipitation
  • 300mm/hr

EMC
  • BS EN 61000 - 6 - 3 (Emissions)
  • BS EN 61000 - 6 - 2 (Immunity)

Mechanical

Weight

  • 2.96 kg

Size
  • 956 x 347 x 120mm