Vaisala WINDCAP® Ultrasonic Wind Sensor WMT700

  • WMO and ICAO compliant
  • Data output rate 0.25 s
  • Self-diagnostics and validation
  • Bird cage
  • Stainless steel structure
  • Maintenance-free
  • Three-transducer layout provides accurate data
  • Data format outputs: polar coordinates and vectors
  • Fully compensates effects of temperature, humidity and pressure
  • Measurement range up to 90 m/s
  • Heating up to 250 W
  • Max. 3600-second average
  • IP66 and IP67
  • Robust EMC design
  • Can be mounted upside down
  • Large transducers provide high
  • ultrasound power
  • Wind gust calculated according to the WMO guidelines
  • US National Weather Service and the FAA rely on Vaisala WINDCAP┬« technology
Technical Specifications
Wind Speed
Measurement range
7010...40 m/s
7020...65 m/s
7030...75 m/s
7040...90 m/s
Accuracy+/- 0.1 m/s or 2 % of reading, whichever is greater
Starting threshold0.01 m/s
Resolution0.01 m/s
Wind direction
Measurement range0...360°
Accuracy+/- 2°
Starting threshold0.1 m/s
Communication interface
communication (data)RS485, RS422, RS232, SDI-12
communication (service)RS485
analog output wind speedvoltage, current, frequency
analog output wind directionvoltage, current, potentiometer
Communication profileWMT70, ASCII, NMEA, SDI12, ASOS, MES 12, customized
Baud rate300, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200
Available averagesmax. 3600 s
Readout up-date intervalmax. 4 Hz
digital outputsm/s, knots, mph, km/h
analog outputsV, mA
frequency outputsHz (push-pull, pull-down, pull-up)
Operating modeautomatic or poll mode
Virtual temperaturedegrees Celcius
Heating0 or 30 or 150 or 250 W
operating-10...+60 or -40...+60 or -55...+70 °C
storage-60...+80 °C
Operating voltage9...36 VDC
Heating voltage24...36 VDC
IP classIP66 and IP67
Material body, arms stainless steel AISI316
For complete specifications, please see the datasheet or user guide in "Documents".
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