Wind Direction Indicator Shell, Omni Directional 4-20mA Wind Direction Sensor ABS For Meteorology Wind Direction Sensor Omni Directional 360 Degree DC9-30V 4-20mA ABS Wind Measure Device Shell for Meteorology Environmental Monitoring Aerospace CHARACTERISTICS: Wind direction sensor is characterized by linearity, high accuracy, no dead spot, no fear of strike, and easy observation, more stable and reliable use. Users can know the wind direction through the sensor and make corresponding decisions and countermeasures. Product Features linearityHigh accuracyNo dead spotNo fear of strikeEasy observationStable and reliable use Technical Specifications Item TypeWind Direction SensorMaterialABSWeightApprox. 385g / 13.6ozProduct SizeApprox. 223x190x70mm / 8.8x7.5x2.8inSupply VoltageDC 9-30VOutput4-20mAExtension Wire Length At Connection0.8m / 2.6ftAccuracyOmni Directional: ± 3°ResolutionOmni Directional: 1°Starting Wind SpeedLess than or equal to 0.8m/sMaximum Power Consumption0.48WLoad CapacityDC12V power supply, current type output impedance Less than or equal to 350 Ohm, DC24V power supply, current type output impedance Less than or equal to 900 Ohm, voltage type output impedance Greater than or equal to 1K Ohm Operating EnvironmentTemperature -35 degrees Celsius -60 degrees Celsius HumidityLess than or equal to 100% RH without condensationPrevention GradeIP64Cable GradeRated Voltage: 300V 80°CMounting Hole Diameter3.2mm / 0.13inAerial Plug Diameter15mm / 0.59inCalculation Formula4-20mA: F=I-4/16x359 linearity High accuracy No dead spot No fear of strike Easy observation