The IF4070 fiber optic inertial navigation system primarily consists of a miniaturized fiber optic gyroscope, quartz flexible accelerometer, power supply module, acquisition and computation module, and satellite navigation module. It is characterized by its compact size, lightweight, and high precision, making it suitable for various applications such as small and medium-sized drones, electro-optical pods, and underwater robots. The main features are as follows:
→ North-seeking accuracy up to 0.08°;
→ Supports multiple working modes including pure inertial, inertial/satellite integrated, inertial/DVL integrated, inertial/odometer integrated, inertial/vision integrated, and marine gyrocompass mode;
→ Equipped with functions such as automatic north-seeking, transfer alignment, satellite-aided moving base alignment, high-precision post-processing, and heave measurement;
→ Built-in shock absorber for adaptability to vibration environments;
→ Built-in memory card for measurement data storage, accessible via USB or network port;
→ Embedded with multiple communication protocols; serial port baud rate and output protocol are configurable;
→ Operating temperature: -45℃~+60℃;
→ Equipped with multiple interfaces including RS422, RS232, Ethernet, and PPS input/output;
→ Power supply: 12V~36V, power consumption <15W;
→ Weight: 2.6kg;
→ Dimensions: 132mm×116mm×119mm (excluding connectors and mounting lugs)
零件编号 :
IF4070订单(最小起订量) :
1Product Series and Parameters
| Items | Technical Indicators | |
| Heading alignment accuracy | Static Alignment: | |
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| Integrated Navigation: 0.02° (1σ) | ||
| Pure Inertial Hold: 0.02°/h (1σ) | ||
| Integrated Navigation Hold: 0.01°/h (1σ) | ||
| Attitude alignment accuracy | Alignment Accuracy: 0.005°(1σ) | |
| Pure Inertial Navigation: 0.02°(RMS) | ||
| Integrated Navigation: 0.005°(1σ) | ||
| Velocity accuracy | 0.02m/s (RMS, Integrated Navigation) | |
| 1.5m/s (RMS, Pure Inertial within 1h) | ||
| Position accuracy | Horizontal ≤ 1.5 m, Elevation ≤ 2.5 m (RMS, satellite single-point positioning integrated navigation, good signal); | |
| Horizontal ≤ 1.5 cm + 1 ppm, Elevation ≤ 2.5 cm + 1 ppm (RMS, satellite RTK integrated navigation, good link); | ||
| 0.3%D (inertial/odometer integrated navigation, D stands for travel distance); | ||
| 0.3%D (inertial/DVL integrated navigation, D stands for travel distance, DVL accuracy: 0.3%); | ||
| 2nmile (pure inertial navigation within 1 hour) | ||
| Alignment time | <5min (Static base alignment on ground) | |
| <10min (Moored static base alignment) | ||
| <15min (Moving base alignment) | ||
| Gyroscope | Range | 500°/s |
| performance | Zero-bias stability | 0.2°/h (10s, smooth) |
| Random walk | 0.001°/h1/2 | |
| Scale Factor Nonlinearity | 10ppm(1σ) | |
| Accelerometer | Range | 30g |
| performance | Zero Bias Monthly Repeatability | 20ug(1σ) |
| Scale Factor Nonlinearity | 20ppm(1σ) | |
| Operating Temperature | -45℃~60℃ | |
| Electromagnetic Compatibility | Meet the relevant requirements of GJB151B for air force aircraft | |
| Interface | The power supply and communication socket model is J30J-25ZK, featuring interfaces such as RS422, RS232, Ethernet, and PPS input/output, with the option to customize a CAN interface | |
| Power supply | Rated 24V DC, adaptable to 12V~36V | |
| Power consumption | <15W | |
| Overall dimensions | 132mm×116mm×119mm (excluding socket and backrest) | |
| Weight | 2.6kg | |
| Others | The satellite positioning module is available in built-in or external options | |
Production process
Product dimension

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