The AR200 ultrasonic anemometer series give precise and maintenance-free measurement of wind speed and wind direction. With its aluminium-alloy and teflon-coated housing, the AR200-FD is well-suited for use wind power industry. The AR200-FD and AR200 anemometers are also used for wind measurement applications in coastal and marine, container ports / wharves, electric power transmission stations, airports, bridge and tunnel and urban environment monitoring Features . Aluminum/Teflon alloy construction . Lower power dissipation . Optional heating function . No moving parts and maintenance-free . High accuracy . Optional to remove heating function . Optional to remove analog output