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AHRS System (Merak-H02)
This tactical AHRS solution integrates high-performance FOG/RLG technology with precision accelerometers (quartz/MEMS) in a ruggedized strapdown configuration. Engineered for mission-critical applications, the system maintains continuous attitude reference during GNSS outages while providing both processed solutions and raw sensor data. Deployment platforms include: • Combat systems (fire control, EO/IR) • Autonomous vehicles (UGV/USV/UUV) • Naval/maritime systems • Specialized industrial equipment.
Battle-proven characteristics: 1) Jamming-resistant operation; 2) Dual data output modes; 3) Global operability; 4) MIL-SPEC reliability.
Series | Attitude and Heading Reference Systems(AHRS) | ||
Type | Merak-H02 | ||
02Accelerometer | Months Bias Repeatability(1σ) | ≤100μg | |
Months Scale Factor Accuracy(1σ) | ≤100ppm | ||
Gyro | Bias Repeatability(1σ) | ≤0.03°/hr,1σ | |
Scale Factor Accuracy(1σ) | ≤100ppm | ||
Random walk(1σ) | ≤0.005°/√hr | ||
Features | Angular Rate | ≥±400°/sec | |
Angular Acceleration | 100000°/sec2 | ||
Acceleration | >25g | ||
Angular Attitude | Any Orientation | ||
Startup time | 10 sec | ||
Input/output | 3 RS422 full-duplex serial ports, 1 100M Ethernet port | ||
Alignment time | <10min | ||
AHRS Applications Performance | Heading Accuracy | Pure inertia | ≤0.5°secL+0.1°/h,RMS |
Single-antenna GNSS combination | ≤0.3°,RMS | ||
Dual-antenna GNSS combination | ≤0.1°,RMS | ||
Pitch & Roll Accuracy | Pure inertia | ≤0.1°,RMS | |
INS/GNSS combination | ≤0.03°,RMS | ||
Characteristics | Power consumption | <15W | |
Dimensions | 100×100×90mm | ||
Weight | <1.35kg | ||
Temperature | -40℃~60℃ | ||
Shock | 15g,Half-sine wave 11ms | ||
Input Voltage | DC24V(±25%) | ||
cooling | Conduction to mounting plate | ||
Vibration | 20~2000Hz,6.06g | ||
MTBF | >20000 hours |