Vector Sensor Reference Manual v
Table of Contents
List of Figures..............................................................................................................................xi
List of Tables..............................................................................................................................xii
Preface ......................................................................................................................................xiv
Organization ....................................................................................................................xv
Customer Service............................................................................................................xv
World Wide Web Site.................................................................................................xvi
Document Conventions................................................................................................xvi
Notes, Cautions, and Warnings..................................................................................xvi
1. Quick Start..................................................................................................................17
1.1 Receiving Your Shipment...................................................................................17
1.2 Unpacking Your Vector Sensor System...........................................................17
1.3 Cable Connections..............................................................................................18
1.4 Understanding the Vector Sensor....................................................................18
1.4.1 Moving Base Station RTK.....................................................................19
1.4.2 Supplemental Sensors - Reduced Search Time................................19
1.4.3 Supplemental Sensors - Heading System Backup.............................19
1.5 Installation Overview..........................................................................................20
1.6 Mounting Configurations and Offset Settings.................................................21
1.7 Gyro Initialization Process.................................................................................21
1.8 NMEA 0183 Message Interface.........................................................................22
1.8.1 Tilt Aiding...............................................................................................22
1.8.2 Tilt Sensor Calibration..........................................................................22
1.8.3 Magnetic Aiding.....................................................................................22
1.8.4 Magnetometer Calibration ...................................................................23
1.8.5 Gyro Aiding............................................................................................24
1.8.6 Time Constants......................................................................................25
1.8.7 Level Operation .....................................................................................28
1.8.8 Heading Compensation ........................................................................28
1.8.9 Configuring for Pitch or Roll...............................................................29
1.8.10 Configuring Negative Pitch or Roll....................................................29
1.8.11 Pitch / Roll Compensation...................................................................30
1.8.12 Forcing a New RTK Search.................................................................31
1.8.13 Antenna Separation...............................................................................31