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Product Details:
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| Months Bias Repeatability: | ≤20μg | Months Scale Factor Accuracy: | ≤20ppm |
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| Bias Repeatability: | ≤0.008°/hr | Scale Factor Accuracy: | ≤20ppm |
| Random Walk: | ≤0.003°/√hr | Vibration: | 20~2000Hz,6.06g |
| MTBF: | ＞15000 Hours |
Aviation Navigation TDF645B Airborne Optical Gyro Inertial Navigation
1 Introductin
The Airborne Optical Gyro Inertial Navigation System (INS) employs optical gyroscopes and quartz accelerometers as its core sensing components, utilizing either a strapdown or dithered (modulated) system architecture. Operating with advanced navigation software at high processing speeds, the system delivers real-time navigation data through its sophisticated computational core.This product series features multi-source integration capabilities, supporting fusion of satellite navigation, celestial navigation, radio navigation, altimeter data, and visual navigation systems according to mission requirements. Offering flexible operational modes ranging from pure inertial navigation to optimized multi-sensor fusion, it provides comprehensive navigation parameters including precise position, velocity, and attitude information for airborne platforms.
2 Application Fields
Suitable for fixed-wing UAVs, rotary-wing UAVs, and specialized airborne vehicles.
3 Performance Characteristics
Supports multi-sensor fusion, incorporating satellite, celestial, altimeter, radio, and visual navigation data.
Supports switching between self-alignment, moving-base alignment, and transfer alignment based on customer needs.
Capable of alignment on ground-based vibrating platforms and in-flight alignment.
Equipped with system fault detection and alarm functions.
4 Main parameters
| Type | TDF645B | ||
| Accelerometer | Months Bias Repeatability | ≤20μg | |
| Months Scale Factor Accuracy | ≤20ppm | ||
| Gyro | Bias Repeatability | ≤0.008°/hr | |
| Scale Factor Accuracy | ≤20ppm | ||
| Random walk | ≤0.003°/√hr | ||
| Features | Position accuracy | Pure inertia | ≤1nm/6h |
| Inertial navigation satellite combination | better than satellite accuracy | ||
| Velocity accuracy | Pure inertia | ≤1.0m/s | |
| Inertial navigation satellite combination | ≤0.2m/s | ||
| Angular Rate | ≥±400°/sec | ||
| Angular Acceleration | 100000°/sec2 | ||
| Acceleration | ＞25g | ||
| Angular Attitude | Any Orientation | ||
| Alignment time | ≤8min | ||
| Input/output | 3 RS422 full-duplex serial ports, 1 100M Ethernet port | ||
| Alignment Time | Time | ＜15min | |
| AHRS Applications Performance | Heading Accuracy | Pure inertia | ≤0.1°sec(L) |
| Satellite navigation combination | ≤0.05°sec(L) | ||
| Pitch & Roll Accuracy | Pure inertia | ≤0.05° | |
| Satellite navigation combination | ≤0.02° | ||
| Characteristics | Power consumption | ＜40W | |
| Dimensions | 193×169×160 | ||
| Weight | ＜6.5kg | ||
| Temperature | -40℃~60℃ | ||
| Shock | 15g,Half-sine wave 11ms | ||
| Input Voltage | DC24V(±25%) | ||
| cooling | Conduction to mounting plate | ||
| Vibration | 20~2000Hz,6.06g | ||
| MTBF | ＞15000 hours | ||
Contact Person: Yu.Jing
Tel: +8613045000776
Fax: 86-532-68977475
