Compact Inertial Measurement Unit IMU400


IMU400 is the state-of-art miniature FOG IMU with low-noise
MEMS accelerometers (3 triads of MEMS utilized and combined)


Range of measured angular rate, °/s

±540 (±495 for export)

Bias drift at fixed temperature (100s-averaging, 1σ), °/hour

≤0.01 (Allan variance)

Bias drift at changing temperature from -40°C to +60°C (100s-averaging, 1σ), °/hour


Scale factor error in temperature range -40°C to +60°C (1σ), ppm


Random walk (Allan variance), °/√hour


Bandwidth, Hz

≥100 (up to 1kHz)


Range of measured acceleration, g


Bias repeatability, mg


Velocity random walk, µg/√Hz


Scale factor error in temperature range -40°C to +60°C (1σ), ppm


Physical Characteristics

Misalignment, mrad

≤1.5 (≤0.3 mrad under request)

Output sample rate

up to 2000 Hz

Power supply, V


Power consumption, W

≤7 W

Digital output interface


Operation temperature 

-40°C ~ +60°C

Storage temperature

-40°C ~ +80°C


80 × 95 × 62.5 mm


0.7 kg

Allan variance plot for gyroscopes of IMU400

Allan variance plot for accelerometers of IMU400

Presentation at 2020 IEEE International Symposium on Inertial Sensors and Systems (INERTIAL):  paper, poster and pre-recorded Oral Presentation (wmv, pptx, pdf)


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