103SR12A-7

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The 103SR12A-7 magnetic sensor is a position, proximity and speed sensor in one. It is a robust sensor with a variety of mounting options that allow for easy installation in a wide variety of applications. This article will provide an overview of the103SR12A-7\'s applications and working principle.

Applications

The 103SR12A-7 sensor offers robust performance in a variety of operating environments. The sensor is suitable for detecting position, proximity, and speed in a range of industrial and automotive applications, and is even suitable for an underwater environment.

The 103SR12A-7 can be used to detect the position of a moving object in a linear or rotary motion system. The device is capable of detecting position with an accuracy of 0.1mm in an operating temperature range of -40 to +85°C. In addition to linear and rotary motion, the sensor is also suitable for detecting the bearing position and surface measurements in borehole applications.

The 103SR12A-7 is also suitable for detecting the presence and absence of objects, making it ideal for proximity applications. The sensor\'s high resolution and repeatability makes it ideal for applications such as detecting the presence of a motor, compressor, conveyor belt, etc.

The 103SR12A-7 can also be used for speed sensing applications. The device is capable of detecting speeds up to 10m/s and the highly sensitive output can sense distances as small as 0.1mm. This makes the sensor ideal for applications that require speed sensing with high accuracy.

Working Principle

The 103SR12A-7 utilizes a uniquely designed ferrite core and Hall-Effect sensor technology. The ferrite core contains a cylindrical permanent magnet and is constructed from a ferromagnetic material. The magnetically permeable core is mounted between the sensing surfaces of the Hall-Effect sensor.

When a ferromagnetic target moves in proximity to the sensing surfaces, the magnetic flux density changes, which in turn induces a small electric signal in the coil. This signal is then amplified by the Hall-Effect sensor and output as a digital signal.

The 103SR12A-7\'s digital signal output is highly linear and stable regardless of a change in the target\'s position. The device can detect even the smallest changes in magnetic flux density, making it ideal for applications that require high accuracy.

Conclusion

The 103SR12A-7 is a robust and reliable position, proximity and speed sensor, offering robust performance in a variety of operating environments. The device is suitable for detecting position, proximity and speed with an accuracy of 0.1mm. The device\'s unique technology ensures a highly linear and stable output signal, making it ideal for applications that require high accuracy.

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