1、High performance bearings, small rotational resistance, accurate measurement. 2、Resistance to sun, high impact resistance, and cooperate with the internal smooth bearing system ensure the accuracy of information collection. 3、It is widely used in wind direction measurement of greenhouse, environmental protection, weather station, ship, wharf, aquaculture and other environments. 4、Made of high quality PC material, high mechanical strength, resistant to rust, can be used outdoors for a long time. 5、Compact size and light weight, easy to carry and assemble. Condition: Brand New Item Type: Wind Sensor Material: PC Color: Black Size: Approx.23.5x18.5cm / 9.3x7.3in Weight: Approx.313g/11oz Application: Widely used in wind direction measurement of greenhouse, environmental protection, weather station, ship, wharf, aquaculture and other environments. DC Power Supply (Default): 10~30V DC Transmitter Circuit Working Temperature: -20 ℃ - + 60 ℃, 0% RH - 80% RH Dynamic Response Speed: ≤0.5s Electrical Wiring: Wire color Description Power supply Brown Power positive Black Power negative Output Blue Wind direction signal positive Green Wind direction signal negative Common Problems and Solutions: Symptom: No output or output error Possible Reason: 1) PLC calculation error caused by incorrect range measurement. Please refer to the technical specifications in Part 1 for the measurement range. 2) The wiring method is incorrect or the wiring sequence is wrong. 4) The distance between the transmitter and the collector is too long, causing signal disturbance. 5) The PLC acquisition port is damaged. 6) The equipment is damaged. 1 x Wind Sensor 1 x Cable 1 x Bag of Screw Fitting(4pcs Screw,4pcs Nut)