Wind speed sensor voltage signal 4-20MA OR 0-5v 0-10V rs485 pulse output wind speed transmitter anemometer the main technical : Signal output Current signal Signal output way: 4 ~ 20 mA or 0-5V 0-10V 0-2v rs485 pulse output Input voltage: DC12-DC24V ;pulse input voltage:3-12v maximum12v Response time: &lt; 1 S Transmission distance: &gt; 1km Measurement range: 0 ~ 30 M/S Measurement accuracy: Plus or minus 3% Start wind speed: &lt; 0.6 M/S Environment temperature: E: -35 ~ 85 &deg; C (often-used) L: -55 to 150 &deg; C Level position: + 80 &deg; Rotation with a hammer automatically adjust the horizontal position Potential lead: Three wire or two wire Material: Aluminum alloy the surface waterproof prevent corrosion treatment. Cable length:2m Pulse output type calculation: Winds = the number of pulses within a unit time X factor; The formula: a unit time refers 1S; Model suffix 12CM the coefficient is 0.1 (1m / s = 10 pulses) about 0-10V output : about the 0-10V .you must use DC24V power supply. red :power + ; black :power - . blue : 0-10V output 1v voltage =3m/s wind speed 2V voltage :6m/s wind speed 3V voltage =9m/s wind speed the max is 30m/s wind speed PACKAGE: 1pcs X Wind speed sensor <br>Certification:NONE<br>Origin:CN(Origin)<br>Model Number:wind speed sensor<br>Type:Anemometer