Gauss Meter Basics: Advantages, Application and Working Principle

The Gauss meter consists of a Hall probe as a sensor and a complete instrument. The size, performance, and packaging structure of the Hall element inside the probe play a crucial role in the accuracy of magnetic field measurement. The Hall probe generates Hall voltage in a magnetic field due to the Hall effect. After measuring the Hall voltage, the magnetic induction intensity can be determined based on the Hall voltage formula and the known Hall coefficient. The reading of a Gauss meter is measured in units of Gauss or Tesla. Gauss is a common unit of measurement that is not legal, while Tesla is the legal unit of measurement.

Working Principle of Gauss Meter

Gauss meters are based on the Hall effect principle for magnetic field measurement, using Hall sensors as magnetic induction components. Measure the static or dynamic (alternating current) magnetic induction intensity of an object at a point in space, which is generated by a Hall sensor (with higher accuracy, magnetic flux gate sensor can be selected) passing through the object's magnetic field line to generate current and voltage. The magnetic induction intensity is displayed on the main device.

Advantages of Gauss Meter

Gaussmeter is an instrument used to measure magnetic field strength, which has various characteristics and characteristics, making it suitable for various application fields. The following are some main advantages of Gaussian meters:

• Accurate Measurement: Gauss meters very accurate measurements of magnetic field intensity, usually in units of Gauss (G) or Tesla (T). This precision makes it very useful in scientific research and engineering fields.
• Widely Used: Gauss meters can be used in various application fields, including physics, materials science, electronic engineering, medical equipment, magnetic material testing, etc.
• Magnetic Field Distribution Measurement: In addition to the overall magnetic field strength, Gaussian meters can also provide information about the distribution and direction of the magnetic field, which is very important for analyzing the characteristics of the magnetic field.
• Non Invasive Measurement: Gauss meters are usually non-invasive and can be used to measure without disturbing or damaging the tested object, which is particularly useful in the fields of medical and material testing.
• Data Recording and Analysis: Many Gauss meters have data recording and analysis functions, which can record measurement data, track the trend of magnetic field intensity changes, and conduct further analysis.
• Suitable for Various Types of Magnetic Fields: Gauss meters can be used to measure different types of magnetic fields, including static magnetic fields, alternating magnetic fields, and pulse magnetic fields.

Application of Gauss Meter

Gauss meters are used to measure the surface magnetic field strength, air gap magnetic field strength, residual magnetic field measurement, and leakage magnetic field measurement of various permanent magnets.

1. Surface magnetic field measurement of permanent magnets:
   Gauss meter (Tesla meter) is used to measure the surface magnetic field strength of permanent magnet products, mainly to evaluate the quality of permanent magnet products and the consistency of magnetic properties after magnetization; Usually, the magnetic field strength of the center point on the surface of the magnet is measured, and the conformity of the product can be determined by comparing the standard sample data, while also ensuring the consistency of the material.
2. Measurement of air gap magnetic field:
   Gauss meter (Tesla meter) is widely used to measure air gap magnetic field, and  is useful in scientific research, electronic manufacturing, machinery and other fields. The industries with typical applications mainly include motor and electroacoustic industries.
3. Residual magnetic measurement:
   Such as testing the demagnetization effect of the workpiece after demagnetization.
4. Magnetic flux leakage measurement:
   Such as horn magnetic flux leakage measurement.

Maintenance of Gauss Meter

The daily maintenance precautions for the Gauss meter are as follows:

1. Avoid condensation on the surface of the Gauss meter: it should not be used when quickly transferring from a cold place to a warm place.
2. Strictly adhere to the temperature range for use and storage.
3. The probe and tip of the sensor are sensitive to mechanical impacts, so it is strictly prohibited to touch them with your hands. At the same time, it is also strictly prohibited to heat the sensor, apply adhesive, or apply adhesive tape.
4. Do not drop the Gaussian meter and supporting sensors onto the ground or give strong impacts.
5. After the instrument is tested, it is best to remove the battery from the battery box to extend its service life.

Overall, the Gauss meter is a very useful instrument with high accuracy, wide application, and multiple functions, making it an important tool in scientific research, engineering, and medical fields. Gauss meters can provide important information about magnetic fields, helping to study, measure, and control various magnetic field applications. Please contact us ATO Store if you are interesting in our product!