Inertial Measurement Unit IMU400C

IMU400C is especially constructed for oil/gas pipeline inspection cases, with geometry optimized for small pipeline diameters.



Range of measured angular rate, °/s


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

≤0.007 (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 2kHz)


Range of measured acceleration, g

±10g to ±40g

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

≤10 W

Digital output interface

RS422 (RS485 under request)

Operation temperature 

-40°C ~ +60°C

Storage temperature

-40°C ~ +80°C


Ø79 × 145 mm (mounting Ø90)


0.9 kg


Allan variance plot of IMU400C 

Request price

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