TG-40 Three-Axis Fiber Optic Gyroscope 70×66×45mm with 0.05°/h Bias Stability and 4W Power Consumption
High-precision digital closed-loop fiber optic gyroscope with exceptional performance characteristics including extremely low power consumption, all-temperature operation, and robust environmental adaptability.
| Performance Indicators | Model | TG-40 |
|---|---|---|
| Bias stability ① (°/h, 1σ) | Static test at room temperature, 10s smooth | 0.1 |
| Bias stability ② (°/h, 1σ) | Static test at room temperature, 100s smooth | 0.05 |
| Bias stability ③ (°/h, 1σ) | Temperature change rate 1℃/min, smooth 100s | 0.5 |
| Bias repeatability (°/h, 1σ) | - | 0.1 |
| Random walk (°/h 1/2) | - | 0.01 |
| Scale factor nonlinearity (ppm) | - | 20 |
| Scale factor asymmetry (ppm) | - | 10 |
| Scale factor repeatability (ppm) | - | 20 |
| Dynamic range (°/s) | - | ±500 |
| Dimensions (mm) | - | 70×66×45 |
| Weight (g) | - | 350±10 |
| Steady state power consumption at normal temperature (W) | - | 4 |
| Power supply (V) | - | +5 |
| Communication interface | - | RS422 |
The TG-40 three-axis integrated fiber optic gyroscope is a full solid-state high-precision digital closed-loop device that integrates optics, mechanics, and electronics. Based on the Sagnac principle, it incorporates SLD light source, fiber coupler, photodetector, integrated optical phase modulator, fiber sensing ring, circuit, and structure components.
Specifically designed for miniaturized inertial measurement systems, this gyroscope features compact dimensions, high precision, exceptional reliability, and flexible structural design. It includes installation positions for quartz or MEMS accelerometers and can be customized according to customer platform requirements.
- Single 5V power supply with extremely low power consumption
- Excellent all-temperature performance across operating range
- Rapid startup performance - reaches nominal specifications immediately without preheating
- Superior environmental adaptability with strong impact and vibration resistance
- Interference fringe recognition technology supporting full dynamic range cold start
- High reliability design
- No dead zone operation
- Miniaturized missile-borne inertial navigation systems
- Attitude indicators and reference systems
- Small compass and orientation devices
- Operating temperature: -45℃ to +70℃
- Storage temperature: -55℃ to +80℃
- Vibration resistance: 6.06g (RMS), 20Hz-2000Hz
- Impact resistance: 30g, 6ms-8ms duration
- Mean time between failures: 8000 hours
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