Check the listing for details. Ship Crane Tower Wind Speed and Direction Transmitter Sensor Wind Speed Monitor. Condition: New. Listed at 59.99 USD. Ship Crane Tower Wind Speed and Direction Transmitter Sensor Wind Speed Monitor RS485/4-20mA/0-5V/0-10V/Pulse Signal Features: 1. Moisture-proof and corrosion-resistant shell 2. High precision measurement 3. Wide range of measuring range 4. Weather dedicated Specification: RS485: Power supply: 10-30VDC Maximum power consumption: 0.4W Wind speed accuracy: ± (0.2 + 0.03V) m/s (V means wind speed) Measuring range: 0-30m/s Resolution: 0.1m/s Working temperature: -20°C ~ 60°C Starting wind speed: ≤0.2m/s Response time: 0.5s Output signal: RS485 (Modbus-RTU protocol) Communication parameters: default device address 1, baud rate 4800 Analog signal: Power supply: 10-30VDC (0-10V recommended 24V power supply) Maximum power consumption: 1.2W Wind speed accuracy: ± (0.2 + 0.03V) m/s (V means wind speed) Measuring range: 0-30m/s Resolution: 0.1m/s Working temperature: -20°C ~ 60°C Starting wind speed: ≤0.2m/s Response time: 0.5s Output signal: 4-20mA, 0-5V, 0-10V Load capacity: output resistance ≤250Ω (voltage output), ≤600Ω (current output) Pulse signal: Power supply: 5-30VDC Wind speed accuracy: ± (0.2 + 0.03V) m/s (V means wind speed) Measuring range: 0-60m/s Resolution: 0.125m/s (1m/s = 8 pulses) Starting wind speed: ≤0.2m/s Response time: 0.5s Output signal: pulse output (PNP/NPN/NPNR) Load capacity: ≥100mA (PNP/NPN)