BW-IMU820 is a small three-axis fiber optic gyroscope inertial measurement unit developed and produced by Bewis Sensing. It has a built-in high-precision three-axis fiber optic gyroscope and accelerometer.
Bias stability (10s, 1σ) (°/h): ≤0.09°/h
Zero offset repeatability (1σ) (°/h): ≤0.09°/h
Bias stabiliy at full temperature (100s, 1σ, -40~+60℃): ≤0.09°/h
Scale factor nonlinearity (1σ): ≤1500ppm
Scale factor repeatability: ≤50ppm
Random walk coefficient: ≤0.01° /h1 /2