Anemometer with Voltage Output (0-2.5V / 0-5V)

High-Precision Wind Speed Sensor Product Overview 

This wind speed sensor features a classic three-cup design made with high-strength carbon fiber, offering exceptional durability and sensitivity with a low startup threshold of just 0.5 m/s. Integrated signal processing allows for voltage output of either 0–2.5V or 0–5V, making it highly adaptable for various industrial applications. With an IP45 protection rating and wide operating temperature range (-40℃ to 80℃), this sensor is ideal for outdoor wind monitoring in meteorology, marine environments, agriculture, transportation, and more.

 Anemometer Advantages and Features 

 High Accuracy: Measurement precision of ±(0.3 + 0.03V) m/s with a resolution of 0.1 m/s.

 Voltage Output: Supports 0–2.5V or 0–5V outputs, compatible with various data acquisition systems.

 Wide Measurement Range: Supports 0–45 m/s or 0–70 m/s depending on model.

 Low Startup Wind Speed: ≤0.5 m/s for high sensitivity in low-wind conditions.

 Lightweight & Energy-Efficient: Weighs just 130g, with low power consumption (50mW).

 Durable Materials: Carbon fiber cups resist corrosion, ideal for long-term use in harsh environments.

 Flexible Power Options: Operates on DC 5V or 12–24V power supply.

 IP45 Protection: Dust- and splash-resistant for stable outdoor performance. 

 Anemometer Technical Specifications 

Wind Speed 

 Measurement Range: 0–45 m/s or 0–70 m/s

 Accuracy: ±(0.3 + 0.03V) m/s (V: wind speed)

 Resolution: 0.1 m/s

 Startup Wind Speed: ≤0.5 m/s 

Other Parameters 

 Power Supply: DC 5V or DC 12–24V

 Output Type: Voltage (0–2.5V or 0–5V)

 Load Resistance: ≥1KΩ (voltage output)

 Cable Length: 2.5m (standard)

 Operating Temperature: -40℃ to +80℃

 Relative Humidity: ≤100% RH

 Protection Level: IP45

 Cable Rating: 300V, 80℃

 Weight: 130g

 Power Consumption: 50mW

 Calculation Formulas 

 For 0–5V output:

  W = V / 5 × L

  W = wind speed (m/s), V = voltage output (V), L = full-scale wind speed (m/s) 

 For 0–2.5V output:

  W = V / 2.5 × L

  W = wind speed (m/s), V = voltage output (V), L = full-scale wind speed (m/s)

 Advantages of Anemometer Voltage Output (0–2.5V / 0–5V) 

Voltage output is a widely adopted format in industrial and research applications due to the following benefits: 

 High Compatibility: Easily integrates with data loggers, PLCs, and microcontrollers.

 Low Power Consumption: Efficient signal transmission suitable for long-term outdoor operation.

 Linear Output: Simple linear relationship between voltage and wind speed simplifies calculation.

 Ease of Calibration: Voltage output is straightforward to monitor and calibrate.

 Flexible Wiring: Comes with a 2.5m cable and strong load capacity (≥1KΩ), supporting long-distance transmission.

 These features make it a reliable choice for precision wind monitoring systems. 

 Anemometer Application Scenarios 

This voltage-output anemometer is widely used in: 

 Weather Monitoring: Provides accurate data for weather forecasting and climate studies.

 Agricultural Management: Supports ventilation and irrigation optimization in farms and greenhouses.

 Aviation & Ports: Enhances safety with real-time wind speed data for runways and marine operations.

 Environmental Monitoring: Aids in research on air quality and pollutant dispersion in urban and industrial zones.

 Industrial Automation: Used in wind energy and HVAC systems for performance optimization.

 Marine Research: Enables reliable wind data collection in coastal and offshore environments.

Conclusion 

This wind speed sensor features a robust three-cup design, carbon fiber construction, and versatile voltage output (0–2.5V / 0–5V), delivering high accuracy (±0.3 + 0.03V m/s) and low startup wind speed (≤0.5 m/s). Its IP45 protection and wide operating range (-40℃ to 80℃, ≤100% RH) ensure long-term reliability in harsh environments. Lightweight and energy-efficient, it integrates easily into various monitoring systems, making it an ideal solution for meteorology, agriculture, transportation, and more.

Wind Speed Sensor Datasheet

NBL-W-SS-Wind-Speed-Sensors-Instruction-Manual.pdf