Tagged with 'anemometer'

An anemometer is an essential portable measuring tool designed to detect wind speed, wind temperature, and airflow volume. It is widely used in daily hobbies, professional maintenance, construction engineering, industrial production, and outdoor activities. Choosing the wrong anemometer will lead to inaccurate measurement data, short service life, or inconvenient operation, which seriously affects your work efficiency and user experience. This comprehensive anemometer buying guide will walk you through all key selection factors, practical application scenarios, standard usage methods, and common pitfalls to help you pick the most suitable anemometer for your needs.

The core principle of an anemometer is based on heat exchange: a heated metal wire (hot wire) dissipates heat in the fluid, and the temperature drop is directly proportional to the wind speed. By measuring the change in resistance, the flow rate can be calculated. The probes are divided into thermosensitive type (0-5m/s), impeller type (5-40m/s), and pitot tube type (40-100m/s), respectively suitable for low-speed, medium-speed, and high-speed scenarios. The probe materials need to be heat-resistant. The thermosensitive type is applicable from -70℃ to +350℃, special impeller probes can withstand up to 350℃, and the pitot tube is more suitable for extreme high-temperature environments.