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Wind Direction Sensor, Portable IP64 Waterproof 360 Degree All Round Wind Direction Indicator Shell  for Garden

<ul><li>Wind Direction Sensor: The all round 360 degree wind direction sensor comes with excellent linearity, high accuracy, no dead points, strong resistance, easy observation, and stability</li><li>Wind Direction Indicator Shell: Small rotational resistance, accurate measurement, small size, light weight, easy to carry and assemble. It has a simple design, but very practical in use, giving you a using experience</li></ul>

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Specification: Item Type: Wind Direction Sensor Material: ABS Product Size: Approx. 223x190x70mm/8.78x7.48x2.76in Gross Weight: Approx. 385.00g/13.6oz Power Supply Voltage: 5V Output: RS485 for Modbus Extension Cable Length: 0.8m/2.6ft Accuracy: Omni directional: ±3° Resolution: Omni directional: 1° Startup Wind Speed: Less than or equal to 0.8m/s Maximum Power Consumption: 0.48W Load Capacity: 12V power supply, current output impedance Less than or equal to 350 Ohm DC24V power supply, current output impedance Less than or equal to 900 Ohm Voltage output impedance Greater than or equal to 1K Ohm Operating Environment: Temperature -35 degrees Celsius to 60 degrees Celsius Humidity Less than or equal to non condensing Protecting : IP64 Cable : Rated voltage: 300V 80 degrees Celsius Application: for garden, greenhouse, environmental protecting, meteorological station, ship, dock, aquaculture, advertising barrier, weather, marine, environment, airport, port, laboratory, agriculture and traffic environment wind direction measurement Installation Aperture: 3.2mm/0.13in Mating Plug Diameter: 15mm/0.59in recommend reserving 25mm/0.98in for wiring, wire up first, then install and fix the sensor Wiring Method: Red wire: power positivevoltage, current, pulse, power positiveRS485 Black wire: power negativevoltage, current, pulse, A+ RS485 Yellow wire: voltage, current, pulse, B- RS485 Green wire: power negativeRS485 Standard for ModBus RTU communicating protocol : First, the serial port format: data bits 8 bits, stop bit 1 bit, parity bit none, default baud rate 9600bps, serial port software set to hex send and receive, two communicating intervals of at least 500ms or more, CRC in the manual for the parity bit, 2 bytes. Device address default address 2. Second, the communicating format 1. Write the device address for example, write address 02Send0006002000020810InstructionAddressWriteStarting addressNew addressCRC checkReturn0006002000020810InstructionAddressWriteStarting addressNew addressCRC checkReturn 01 86 xx xx then the configuration is not successful. 2. Read device address e.g. read address 2 Send0003002000018411InstructionAddressReadStarting addressRead PointsCRC checkReturn00030200020445InstructionAddressReadData lengthDevice dataCRC check3. Read register data eg: read address 2 data Send0203000000018439InstructionAddressReadStarting addressRead PointsCRC checkReturn02030200267D9EInstructionAddressReadData lengthDevice dataCRC checkOmnidirectional wind sensor returns data as 0x0026 converted to decimal as 38 , the wind direction value is 38 degrees, no decimal places. If it is an eight direction wind direction sensor, the return data refers to the table of eight direction calculation on page 1. 4. Read device communicating baud rate for example: read address 2 of the device baud rate = 9600 Send02030010000185FCInstructionAddressReadStarting addressRead PointsCRC checkReturn02030200027D85InstructionAddressReadData lengthDevice dataCRC checkBaud rate = data x 4800. return data 0x0002, then baud rate = 4800x2 = 9600. 5. Write device communicating baud rate for example, write baud rate 9600 Send02060010000209FDInstructionAddressReadStarting addressNew baud rateCRC checkReturn02060010000209FDInstructionAddressReadStarting addressNew baud rateCRC checkBaud rate = data x 4800. write data 0x0002, then

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