Inertial measurement unit IFOS-501 is based on Fiber Optical Solution’s three closed loop fiber optic gyroscopes SFOS-501 and three pendulum accelerometers.

Parameter Specification
Range of measured angular rate, °/s ±250 (optional ±1000)
Bias drift at fixed temperature (100s-averaging, 1σ), °/hour ≤0.03
~0.002 (Allan variance)
Bias drift at changing temperature from -40°C to +60°C (100s-averaging, 1σ), °/hour ≤0.1(*≤0.05)
Scale factor error in temperature range -40°C to +60°C (1σ), ppm ≤200(*≤100)
Random walk (Allan variance), °/√hour ≤0.005
Bandwidth, Hz >1000 (user defined)
Range of measured acceleration, g ±10g to ±40g
Bias drift at constant temperature, mg ≤0.1
Velocity random walk, µg/√Hz ≤20
Scale factor error in temperature range -40°C to +60°C (1σ), ppm ≤300(*≤100)
Physical Characteristics
Misalignment, ° ≤0.08(*≤0.015)
Output sample rate up to 2000 Hz
Power supply, V 27±5
Power consumption, W ≤20 W
Digital output interface RS-422
Operation temperature  -40°C ~ +60°C
Dimensions, mm 140 × 140 × 110
Weight, kg 3
* – improved calibration spec.


Request Quotation for:

Your Name (required)

Company (required)

Your Email (required)

Your Message

© 2022 Fiber Optical Solutions. All rights reserved.