SG-13 medium-precision fiber optic gyroscope inertial navigation system
Product features
- Medium – precision inertial navigation system that can output position, attitude and heading information in real time.
- It is capable of achieving rapid alignment on a disturbed base.
- It has the combined navigation function of satellite/odometer/log.
Overall dimensions
| Inertial navigation model | Measurement | Weight | Installation dimension |
|---|---|---|---|
| SG-13 | ≤150mm×130mm×130mm | ≤3Kg | Refer to the specific requirements. |
Technical indicators
| Parameters of fiber optic gyroscope | Unit | Metric |
|---|---|---|
| Zero – bias stability (10s, 1σ, constant temperature) | °/h | ≤0.005 |
| Zero – bias repeatability (1σ, constant temperature) | °/h | ≤0.005 |
| Random walk coefficient | °/h1/2 | ≤0.001 |
| Scale factor nonlinearity | ppm | ≤10 |
| Scale factor asymmetry | ppm | ≤10 |
| Scale factor repeatability | ppm | ≤20 |
| Dynamic range | °/s | ≤150 |
| Bandwidth | Hz | ≥200 |
| Parameters of accelerometer | Unit | Metric |
|---|---|---|
| Bias stability (10s, 1σ) | μg | ≤50 |
| Bias repeatability | μg | ≤50 |
| Full – temperature bias stability (10s, 1σ) | μg | ≤500 |
| System parameters | Unit | Metric |
|---|---|---|
| Pure inertial alignment time | min | 3 minutes (static base, shaking base), 1 minute (transfer alignment) |
| Pure inertial alignment accuracy (1σ) | mil | ≤0.7 |
| Satellite alignment accuracy (1σ) | mil | ≤0.2 |
| Heading and attitude accuracy (1σ) | mil/2h | ≤0.5 |
| Horizontal positioning accuracy | n mile/4h | ≤1 |
| Horizontal motion velocity measurement accuracy | CEP | ≤15m (when D < 5Km); ≤1% (when D > 5Km) |
| Operating temperature | °C | -45 ~ +60 |
| Overall dimensions / Outline dimensions | mm | ≤150×130×130 |
| Weight | Kg | ≤3 |
| Power supply and communication mode | Powered by a 24V power supply and using the CAN bus. |