wind direction Principle: Ultrasonic Measurement range: 0…359.9° Accuracy: less than 3° (1.0 m/s) Wind speed Principle: Ultrasonic Measurement range: 0…75 m/s Accuracy: ±0.3 m/s or 3% (0~35 m/s) / 5% (>35m/s) Technical parameters Specification:Diameter 150 mm, height 194 mm weight:0.8 kg Protection level: IP66 Power supply: 24 VDC +/-10 % Heating: 20 VA@24 VDC Interface: RS485, dual-wire connection method, half-duplex Working humidity/temperature range: 0…100%, -50…60 °C Open communication protocol ASCII code/UMB/SDI12/MODBUS Accessories Surge protector Power supply 24V/4A UMB Interface Converter ISOCON Place of origin German Lufft | ![]() |