Product Features The fiber optic integrated navigation system S300D is based on cost-effective closed-loop fiber optic gyroscope, accelerometer and high-end GNSS receiving board, through multi-sensor fusion and navigation solution algorithm implementation to meet the needs of medium and high-precision mobile measurement systems, large UAVs, etc.The application field requires accurate measurement of attitude, heading and position information.
Technical indicators | Parameter | Attributes | Typical value | Unit |
| Position accuracy | Single point (RMS) | 1.2 | m |
| RTK（RMS） | 2cm+1ppm | |
| Post-processing (RMS) | 1cm+1ppm | |
| Loss of Lock Accuracy (CEP) | 2nm① | |
| Heading (RMS) | Combined accuracy | 0.1② | º |
| Post-processing | 0.01 | º |
| Loss of lock retention accuracy | 0.02① | º |
| North-seeking accuracy | 0.2③ | ºSecL |
| Attitude (RMS) | Combined accuracy | 0.01 | º |
| Post-processing | 0.006 | º |
| Loss of lock retention accuracy | 0.02① | º |
| Horizontal Velocity Accuracy (RMS) | | 0.05 | m/s |
| Timing accuracy | | 20 | ns |
| Data output frequency | | 200④ | Hz |
| Gyro | Range | 300 | º/s |
| Zero bias stability | 0.02⑤ | º/h |
| Scale factor | 50 | ppm |
| Corner random walk | 0.005 | º/√hr |
| Accelerometer | Range | 16 | g |
| | Zero bias stability | 50⑤ | μg |
| Scale factor | 50 | ppm |
| Speed random walk | 0.01 | m/s/√hr |
Speed random walk
| Parameter | Attributes | Reference | Unit |
| Physical size | Size | 176.8×188.8×117 | mm3 |
| Weight | < 5 | kg |
| Electrical Characteristics | Rated voltage | 12~36 | V |
| Rated power | 24 (steady state) | W |
| Memory | Reserved | |
| Environmental indicators | Operating temperature | -40~+60 | ℃ |
| Storage temperature | -45~+70 | ℃ |
| Random vibration | 3.03 （20~2000Hz） | g |
| MTBF | 30000 | h |
| Interface features | | PPS, EVENT, RS232, RS422, CAN (optional) | |
| | Network port (reserved), antenna port, wheel speed sensor port |
