Merak-120ST Three-Axis Fiber Optic Gyroscope Sensor with ±400°/s Range and 30s Startup for Navigation Systems
The Merak-120ST Fiber Optic Gyroscope (FOG) is a high-performance angular rate sensor utilizing Sagnac optical effect technology with advanced all-digital closed-loop detection. Designed for demanding navigation applications, this system features rapid startup capabilities and reduced alignment time for enhanced operational efficiency.
| Parameter | Specification |
|---|---|
| Series | FOG Series |
| Model | Merak-120ST |
| Dynamic Range | ≥±400°/s |
| Bias In-Run | <1°/h |
| Accuracy (100sec) | 0.003°/h~0.001°/h |
| Angular Random Walk | <0.0006°/√hr, 1σ |
| Bandwidth | >200Hz |
| Turn On Time | 30s |
| Output Signal Format | RS-422 |
| Output Signal Update Rate | 500Hz~4000Hz |
| Output Signal Baud Rate | 115200bps~921600bps |
| Operating Temperature | -40℃ ~ +70℃ |
| Storage Temperature | -55℃ ~ +85℃ |
| Power Supply | 5V |
| Power Consumption | ≤4.5W |
| MTBF | >100,000 hours |
| Weight | ≤1500g |
| Dimensions | Φ117mm × 24mm |
- High accuracy and stability with flexible design options
- All-solid-state construction for enhanced durability
- Minimal 30-second startup time with digital output
- Low noise, power consumption, and cost efficiency
- High reliability with extended operational lifespan
- Vibration screening capability: 20~500Hz, 3.2g
Guidance systems, aircraft navigation, vehicle stabilization, ship positioning, submersible control, rail inspection systems, and industrial-grade inertial navigation/attitude reference systems.
The Merak-120ST features a robust system design comprising one electronic processing unit and three sensing heads, delivering real-time angular velocity data via serial interface for precise motion tracking and control.
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