In motion sensing and navigation technology, the MEMS6-3 sensor emerges as a cutting-edge instrument designed to redefine precision and reliability. Comprising a three-axis gyroscope, this sophisticated sensor stands at the forefront of measuring angular rates across three dimensions. But its capabilities surpass mere measurement. The sensor integrates comprehensive error compensation techniques—including temperature adjustment, installation misalignment correction, and nonlinear compensation—to output highly accurate gyro, rotation table, and inclination data. Communicating through a serial port via an established protocol, the MEMS6-3 is not just a component; it's the heart of precision in motion detection systems. Join us as we delve into the composition and function of this pivotal technology, understanding how it plays a critical role in various applications and what sets it apart in a world that constantly moves towards higher accuracy and efficiency.
Composition and function
The MEMS6-3 sensor consists of a three-axis gyroscope, which is used for measuring the three-axis angular rate. It outputs that gyro, the addition table, and the inclination data subjected to error compensation (including temperature compensation, installation misalignment angle compensation, nonlinear compensation, and the like) through a serial port according to an agreed-upon communication protocol.
Gyroscope specifications
Parameter | Unit | MEMS6-3 | MEMS6-3A |
Measuring range (customizable) | °/s | ±250 | ±250 |
Zero bias stability (@ Allan Variance) | °/h | 25 | 20 |
Zero bias stability (1s smooth, 1σ, room temperature) | °/h | 60 | 40 |
Zero bias stability (10s smooth, 1σ, room temperature) | °/h | 25 | 15 |
Zero-bias error over full temperature range | °/h | 25 | 15 |
Random walk | °/√h | 0.5 | 0.4 |
Zero-bias repeatability | °/h | 50 | 30 |
Zero bias acceleration sensitivity | °/h/g | 2 | 1 |
Resolution | °/s | 0.2 | 0.2 |
Scale factor nonlinearity | ppm | 500 | |
Scale factor repeatability | ppm | 500 | |
Cross-coupling | % | 1 | |
Bandwidth | Hz | 500 |
See Figure 3-1 for the outline drawing of the MEMS6-3 sensor.
Figure 3-1 Outline drawing of sensor
It is recommended that the flatness of the mounting surface opposite to the reference plane shall not be greater than 0.01 mm, and the perpendicularity shall not be greater than 0.02 mm.
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