Fiber Optical Solution’s inertial measurement unit IFOS-200 is miniature FOG with low-noise MEMS accelerometers (3 triads of MEMS utilized and combined)
| Parameter | Specification |
| Gyro | |
| Range of measured angular rate, °/s | ±950 |
| Bias drift at fixed temperature (100s-averaging, 1σ), °/hour | ≤0.2
~0.015 (Allan variance) |
| Bias drift at changing temperature from -40°C to +60°C (100s-averaging, 1σ), °/hour | ≤0.5 (*≤0.2) |
| Scale factor error in temperature range -40°C to +60°C (1σ), ppm | ≤300(*≤150) |
| Random walk (Allan variance), °/√hour | ≤0.02 |
| Bandwidth, Hz | >1000 (user defined) |
| Accelerometers | |
| Range of measured acceleration, g | ±10g |
| Bias drift at constant temperature, mg | ≤1.0 |
| Velocity random walk, µg/√Hz | ≤80 |
| Scale factor error in temperature range -40°C to +60°C (1σ), ppm | ≤500(*≤150) |
| Physical Characteristics | |
| Misalignment, ° | ≤0.08(*≤0.015) |
| Output sample rate | up to 2000 Hz |
| Power supply, V | 5±0.25 |
| Power consumption, W | ≤7 W |
| Digital output interface | RS-485 |
| Operation temperature | -40°C ~ +60°C |
| Dimensions, mm | 75×75×60 |
| Weight, kg | 0.5 |
| * – improved calibration spec. | |
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