How to Connect an Anemometer to a Data Logger

How to Connect an Anemometer to a Data Logger

Anemometer Introduction

Anemometers provide essential wind data, but the real value comes when connected to a data logger.  This allows continuous monitoring, storage, and analysis for farm operations.

Step-by-Step Connection Guide

1.  Identify Sensor Output Type

Analog: Voltage (0–5V) or Current (4–20mA).

Digital: RS485, Modbus RTU, or pulse.

2.  Check Data Logger Compatibility

Ensure logger supports corresponding input channels.

Modern Data loggers often handle both analog and digital signals.

3.  Wiring Setup

Connect power supply if required (5V/12V).

Wire signal output to data logger input terminals.

Use shielded cable to avoid electromagnetic interference.

4.  Configuration

Program logger with correct scaling factors from sensor datasheet.

Set measurement intervals (e.g., every 1–10 seconds).

5.  Testing & Validation

Compare readings with reference equipment.

Ensure stable communication before long-term deployment.

Anemometer Application Scenarios

Wind Monitoring for Spraying: Ensures pesticide drift is minimized.

Greenhouse Automation: Controls fans and ventilation systems.

Irrigation Systems: Pauses sprinklers during strong winds to avoid water loss.

Case Study: Citrus Farm in Brazil

A citrus farm linked anemometers to data loggers integrated with irrigation.  When wind speeds exceeded 15 km/h, irrigation paused automatically, saving 12% water and preventing uneven spraying.

Value for Customers

Ensures safer and more efficient farm operations.

Automates processes → reduces labor.

Provides long-term wind data for planning.

FAQ

Q: Can I connect multiple anemometers to one logger?

Yes, if the logger has enough input channels.

Q: Is internet required?

Not always—data can be stored locally or sent wirelessly if the logger supports it.

Wind Sensor Datasheet

NBL-W-21GUWS-Ultrasonic-Wind-speed-and-direction-Sensor.pdf

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

NBL-W-DS-wind-direction-sensor-Manual.pdf