Description
SD221 High Precision Optical Fiber Inertial Navigation System
Application area
Ground vehicle positioning and directional navigation equipment, drone autonomous navigation equipment, navigation posture instrument of surface ship, underwater attitude measurement and navigation equipment.
Main Technical Specifications
| Parameter | Technical specifications | |
| System Indicators | Position accuracy | ≤ 1 nmil/h (50%CEP) |
| Heading accuracy | ≤ 0.05 °/h | |
| Horizontal attitude accuracy | ≤ 0.03 °/h | |
| Start Time | ≤ 5 min | |
| Alignment time | ≤ 10 min | |
| Alignment accuracy | 0.05 °/Cos φ | |
| Fiber Optic Gyro Indicators | Zero bias stability (1σ, 100s) | ≤ 0.01 °/h |
| Scale factor repeatability (1σ) | ≤ 20 ppm | |
| Measuring range | ± 200 °/s | |
| Accelerometer Indicators | Zero bias stability (1σ, 100s) | ≤ 0.05 mg |
| Scale factor repeatability (1σ) | ≤ 50 ppm | |
| Measuring range | ±15 g | |
| Physical Indicators | Volume | ≤ 180 mm×180 mm×160mm |
| Weight | ≤ 5.0 kg | |
| Maximum power consumption | ≤ 30 W | |
| Operating temperature | -40 °C ~ 60 °C | |
| Electrical Interface | RS422 | |
| Power supply requirements | 18 V ~ 36 V |
Mechanical Drawings
