Inertial Measurement Unit IMU500

IMU500 is based on Optolink’s three axis closed loop fiber-optic gyroscope TRS500 and three pendulum accelerometers

Gyroscopes (TRS500)

Range of measured angular rate, °/s


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

≤0.005 (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

5 VDC or 24~36 VDC

Power consumption, W

≤10 W

Digital output interface

RS485 or RS422

Operation temperature 

-40°C ~ +60°C

Storage temperature

-40°C ~ +80°C


110 × 110 × 90 mm



1.4 kg


Allan variance plot of gyroscopes in IMU500


Request price

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