Content
1 Safety Notices ....................................................................................................................................................... 1
2 Helios Series Products ........................................................................................................................................ 2
3 Product Appearance and Interface ................................................................................................................ 3
3.1 Product Appearance........................................................................................................................ 3
3.2 Aviation Plug and Pin Definition .................................................................................................. 3
3.3 Interface Box ...................................................................................................................................... 3
4 Unboxing & Installation ..................................................................................................................................... 6
4.1 Standard Package ............................................................................................................................. 6
4.2 Sensor Mounting .............................................................................................................................. 6
4.3 Quick Connection ............................................................................................................................. 8
5 Sensor Specifications and Features ............................................................................................................ 10
5.1 Sensor Specification ..................................................................................................................... 10
5.1.1 Parameters ............................................................................................................................. 10
5.2 Point Cloud Display ....................................................................................................................... 11
5.2.1 Coordinate Mapping........................................................................................................... 11
5.3 Reflectivity ....................................................................................................................................... 12
5.4 Laser Return Modes ..................................................................................................................... 12
5.4.1 Principle of Laser Return Modes .................................................................................... 12
5.4.2 Return Mode Flag ................................................................................................................ 13
5.5 Phase Locking ................................................................................................................................. 13
5.6 Time Synchronization .................................................................................................................. 14
5.6.1 GPS Time Synchronization ................................................................................................ 14
5.6.2 The Use of GPS for Time Synchronization ................................................................... 14
5.6.3 PTP Time Synchronization ................................................................................................ 15
5.6.4 PTP wiring Method ............................................................................................................. 16
6 Communication Protocol ............................................................................................................................... 17
6.1 MSOP and DIFOP ........................................................................................................................... 17
6.2 Main Data Stream Output Protocol(MSOP) .................................................................. 18
6.2.1 Header ..................................................................................................................................... 18
6.2.2 Data Blocks ............................................................................................................................ 19
6.2.3 Tail ............................................................................................................................................ 22
6.3 Device Info Output Protocol(DIFOP) ................................................................................ 22
7 Vertical Angles and Exact Point Time Calculation .................................................................................. 25
7.1 Channel Number and Vertical Angle....................................................................................... 25
7.2 Exact Point Time Calculation ..................................................................................................... 25
8 Troubleshooting ................................................................................................................................................ 27
Appendix A Web Interface ...................................................................................................................................... 29
A.1 Device Information Screen .................................................................................................................... 29
A.2 Device Parameter Setting Screen ........................................................................................................ 29
A.3 Device Diagnostic Screen ....................................................................................................................... 32
A.4 Device/System Upgrade Screen ........................................................................................................... 33
Appendix B Information Registers ........................................................................................................................ 36