高精度M4000光纤入射角，航向角≤0.2°，姿态角≤0.02°，适用于水文测量

卫星辅助式M4000（简称“M4000”）是一种光纤捷联惯性测量单元。该M4000可以以两种模式运行：集成导航模式（GPS集成、航迹集成）和无阻尼模式，输出姿态、位置、速度和垂荡等信息。⚪适用范围：海洋勘测与测绘；水面舰艇和水下舰艇；⚪ 与本产品兼容的外部传感器：GPS（单端或差分），可选择内置 GPS 板或外部 GPS 信息输入；DVL多普勒传感器。

M5700 optical fiber inertial navigation is mainly composed of integrated optical fiber gyroscope, quartz flexible accelerometer, power supply module, acquisition and calculation module, satellite navigation module, etc. It has the characteristics of small size, light weight and high accuracy, and is suitable for small and medium-sized UAVs, photoelectric pods, underwater carriers and other applications. The main features are as follows: Has a high self-seeking north accuracy; Pure inertia, inertia/satellite combination, inertia/DVL combination, inertia/mileage combination, inertia/vision combination, marine compass, etc.; It has functions such as self-seeking north, transmission alignment, satellite-assisted moving base alignment, high-precision post-processing, and heave measurement; Built-in shock absorber, can adapt to vibration environment; Built-in memory card, capable of storing measurement data, which can be read by USB or network port; Built-in multiple communication protocols, serial port baud rate, output protocol can be configured Has multiple interfaces such as RS422, RS232, Ethernet, PPS input/output, etc. Operating temperature: -45 ℃～+60 ℃ Power supply: 12V ~ 36V, power consumption < 15W