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The AerVane 4-20mA Outputs Wind Sensor was designed to meet or exceed the EPA guidelines for regulatory modeling applications.The balanced propeller is supported in stainless steel instrument ball bearings. The propeller drives a serrated disc which generates pulses in an optical switch. The direction is obtained through an optical resolver.
There is no “dead band” and the resolution and accuracy are ±1.0 degrees. There are no contacts or brushes in the assembly. The AerVane is made from anodized aluminum, stainless steel,ultraviolet inhibited PVC and Lexan plastic.
The output is 4-20mA for wind speed and wind direction. Voltage outputs optional.
The RainWise AerVane is guaranteed for five years.