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Vaisala WINDCAP® Ultrasonic Wind Sensor WMT700

WINDCAP® Ultrasonic Wind Sensor WMT700 reliable ultrasonic anemometer for surface wind

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    Overview

     Overview

    • WMO and ICAO compliant
    • Measurement range up to 75 m/s
    • Data output rate 0.25 s
    • Heating up to 250 W
    • Body heating option available
    • Self-diagnostics and validation
    • Max. 3600-second average
    • IP66 and IP67
    • Maintenance-free
    • Wind gust calculated according to the WMO guidelines
    • Data format outputs: polar coordinates and vectors
    • Fully compensates effects of temperature, humidity and pressure
    • Three-transducer layout provides accurate data
    Technical Specifications

     Technical Specifications

    Wind Speed

    Measurement range
    701
    ​0...40 m/s
    702
    ​0...65 m/s
    703
    ​0...75 m/s
    ​Accuracy ​+/- 0.1 m/s or 2 % of reading, whichever is greater
    ​Starting threshold ​0.01 m/s
    ​Resolution ​0.01 m/s

    Wind direction

    ​Measurement range 0...360°
    ​Accuracy ​±2°
    ​Starting threshold ​0.1 m/s
    ​Resolution ​0.01°

    Outputs

    Communication interface
    communication (data)
    ​RS485, RS422, RS232, SDI-12
    communication (service)
    ​RS485
    analog output wind speed 
    ​voltage, current, frequency
    analog output wind direction
    ​voltage, current, potentiometer
    ​Communication profile
    ​WMT70, ASCII, NMEA, SDI12, ASOS, MES 12, customized
    ​Baud rate ​300, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200
    ​Available averages ​max. 3600 s
    ​Readout up-date interval ​max. 4 Hz
    ​Units
    digital outputs
    ​m/s, knots, mph, km/h
    analog outputs
    ​V, mA
    ​              frequency outputs ​Hz (push-pull, pull-down, pull-up)
    ​Operating mode ​automatic or poll mode
    ​Virtual temperature ​degrees Celcius

    General

    ​Heating ​0 or 30 or 150 or 250 W
    ​Temperature
    operating
    ​-10 ... +60 or -40 ... +60 or -55 ... +70 °C
    storage
    ​-60 ... +80 °C
    ​Operating voltage ​9 ...36 VDC
    ​Heating voltage ​24 ...36 VDC
    ​IP class ​IP66 and IP67
    ​Material
    body, arms
    ​stainless steel AISI316
    For complete specifications, please see the datasheet or user guide in "Documents".
    Related Services
    • Repair Services 
    • Vaisala repair services include fault tracing and repair or replacement of failed components, as well as final testing to ensure your equipment is functioning properly. Repairs can be carried out on site or at one of our service centers.
    • Service Center Calibration 
    • Regular calibration ensures that your Vaisala equipment continues to provide accurate, high-quality data. We offer traceable, standards-compliant calibration services for almost all Vaisala products and partner with world-class couriers for rapid, trouble-free return of your equipment.
    • Spare Parts 
    • Get rapid access to the spare parts you need to maximize the uptime of your equipment and ensure reliable and accurate operation. In addition to standard spare part delivery, we also offer an express service where parts are shipped within one business day.
    • Warranty, 10-year 
    • Vaisala HMT330 Series is covered by an exceptional 10-year warranty for customers who calibrate the units annually at the Vaisala Service Center. Otherwise standard 24-month warranty applies. During the warranty period you benefit from free repair or replacement of faulty equipment.
    • Warranty 
    • All Vaisala products and services are covered by a 12-month warranty as standard, with selected products covered for up to 24 months. During this period you benefit from free repair or replacement of faulty equipment.