Shenzhen Fire Power Control Technology Co., LTD
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1. Product Core Technology
The 3-axis integrated fiber optic gyroscope integrates a number of advanced technologies to ensure high accuracy, low drift and stability:
A. Fiber optic ring technology: high quality fiber optic manufacturing, optimized fiber optic winding process to reduce temperature drift and fiber optic non-uniformity effects.
B. Closed-loop control: Digital Signal Processing (DSP) and closed-loop modulation technology to improve gyro output stability and dynamic range.
C. High-precision signal processing: low-noise photodetector and signal filtering algorithms to improve signal quality and reduce the impact of noise.
D. Temperature Compensation Algorithm: Integrated temperature sensor and temperature compensation algorithm to ensure that it can still maintain high precision measurement in different environments.
E. High Reliability Structure Design: Adopting anti-shock and anti-vibration design to ensure stable operation even in harsh environments.
2. After-sales service and support
Technical support: provide comprehensive technical documents, application guides and development tools to help customers quickly integrate the product.
Customized service: Provide customized solutions according to customer needs, such as specific size, interface, performance parameters, etc.
3. Parameters
| Serial number | Test item | Unit | Technical requirements |
| 1 | Start-up time | s | 3 |
| 2 | Zero bias | (°)/h | ≤0.3 |
| 3 | Zero bias stability at room temperature (constant temperature) | (°)/h | ≤ 0.01 (10 s smoothing) ≤ 0.003 (100s smoothing) |
| 4 | Zero bias stability with temperature change (1 ℃/min variable temperature, 100 s smooth) | (°)/h | ≤0.01 |
| 5 | Zero-bias repeatability | (°)/h | ≤0.003 |
| 6 | Zero bias sensitivity | (°)/h/Gs | ≤0.005 |
| 7 | Random walk coefficient | (º)/h1/2 | ≤0.0005 |
| 8 | Scale factor nonlinearity | ppm | ≤5 |
| 9 | Scale factor asymmetry | ppm | ≤2 |
| 10 | Scale factor repeatability | ppm | ≤5 |
| 11 | Threshold | (°)/h | ≤0.003 |
| 12 | Resolution | (°)/h | ≤0.003 |
| 13 | Bandwidth | Hz | ≥200 |
| 14 | Operating temperature | ℃ | -45～+70 |
| 15 | Storage temperature | ℃ | -55～+85 |
| 16 | Dynamic range | (°)/s | ±300 |
| 17 | Supply voltage | V | +5 |
| 18 | Normal temperature steady state power consumption | W | ≤4.5 |
| 19 | Full temperature steady state power consumption | W | ≤8 |
| 20 | Start the instantaneous current | A | <2 |