Anemometers Use Magnet Sensors record Data

Anemometers serve as indispensable tools for measuring wind speed, pivotal in a wide array of applications including weather forecasting and aviation. The spinning cup anemometers stand out as ubiquitous fixtures in weather stations and airports worldwide. Mechanical translation of this rotational motion to wind speed measurement or graph recording posed inherent challenges, notably friction-induced discrepancies that necessitated compensation.

The advent of magnet sensors heralded a significant advancement in anemometer technology, offering a solution to these issues. While the fundamental design of anemometers remains largely unchanged, the integration of magnets and sensors enhances their functionality and accuracy exponentially. The shaft uses a multi-pole ring magnet while the Magnet Sensor is strategically positioned beneath the shaft. This innovative configuration enables the generation and recording of wind speed data with unparalleled precision.

As the cups rotate in response to wind currents, the sensors meticulously tally the resulting pulses, providing a reliable metric for wind speed calculation. Subsequently, a processor interprets these pulses, translating them into actionable data. The output from the magnet sensor can be seamlessly integrated into intelligent monitoring systems, capable of recording wind speed trends over time or issuing real-time alerts via mobile devices when predetermined thresholds are surpassed.

By harnessing the power of magnetism and sensor technology, these advanced anemometers empower meteorologists, aviation professionals, and enthusiasts alike with invaluable insights into atmospheric dynamics.

Application Classification

Applications are classified as Position Sensing, Pulse Counting, Electromagnetic or Relay, Temperature Sensing or Magnet Biasing types. This application is classified as follows and the link gives more information on best practices to help select the most suitable AT band and matching magnet.

Pulse Counting Type

When an application requires the volume of a fluid, or a distance, or the RPM of a machine tool measured, such an application can be Continue reading -> Dec 2, 2024

Recommended Products

The Reed Switches and Sensors used in anemometer applications need to be robust, durable and efficient in meeting a high life expectancy. Our engineers work hard in life testing our products under various conditions, and our intention is to ensure end product durability and life. Although we wouldn’t want to restrict any of our products for use in only certain applications, the recommended products for use in this application are listed below.

Sub Miniature Reed Switch, SM-1322

Reed Switch with Full Length LeadsCropped LeadsSMD Formed LeadsHorizontal MountingVertical Mounting starFeaturesRelease AT Continue reading -> Mar 21, 2025

Miniature Cylindrical Magnet Sensor, MS-214

Drawing of MS-214 Magnet Sensor starFeatures10W Contact Rating. Normally Open contact. Three sensitivity bands. Sputtered Ruthenium Continue reading -> Sep 28, 2024

M5 Threaded Sensor Cylindrical Sensor, MS-225

MS-225 Threaded Magnet Sensor drawing starFeatures10W Contact Rating. Normally Open contact. Three sensitivity bands. Sputtered Continue reading -> Dec 2, 2024