iXBlue GAPS - Page 13

GAPS - User Guide
6.5.12 Measurements 123
6.5.12.1 Creating a Measurement 123
6.5.12.2 Managing the Measurements 125
6.5.13 Exporting a Trajectory 126
7 COUPLING GAPS AND SUBSEA INS 128
7.1 LIST OF IXBLUE SUBSEA INS 128
7.2 COUPLING PRINCIPLE 129
7.3 PROCEDURES 131
7.3.1 Output Configuration in GAPS Web-based User Interface 131
7.3.2 Input Configuration in the Subsea INSWeb-based User Interface 132
7.4 COUPLING USING MTBX2 ACOUSTIC COMMUNICATION 134
8 DYNAMIC POSITIONING MODES 135
8.1 DEFINITION 135
8.2 L-USBL MODE 136
8.3 L-USBL-INS MODE 137
8.4 PROCEDURE 139
9 OPERATING GAPS 141
9.1 DEPLOYING THE TRANSPONDERS 141
9.2 LAUNCHING THE SURVEY 141
9.2.1 Initializing the INS 141
9.2.2 Initializing GAPS 143
9.3 CONTROLLING THE DATA 144
9.3.1 Data Control Windows 144
9.3.1.1 CONTROL Window 145
9.3.1.2 NAVIGATION Window 146
9.3.2 Checking the Current Voltage of a ZTA02C Transponder 147
9.3.3 Deselecting a Channel for a USBL Computation 148
9.3.4 List and Meanings of Status, Warning and Errors 149
9.3.5 Frequency Spectrum of the Hydrophones 151
9.3.6 Controlling Data Acquisition using iXblue Multilogger 152
9.4 RECOVERING THE EQUIPMENT 154
9.4.1 Recovering GAPS 154
9.4.2 Recovering Transponders with the Telecommand 154
10 MAINTENANCE 156
10.1 PREVENTIVE MAINTENANCE 156
10.1.1 General Recommendations 156
10.1.2 Checking the Electrical Ground 158
10.1.3 Connecting a new GAPS BOX to GAPS 159
10.1.4 Maintaining SUBCONN Connectors 160
10.2 MAINTENANCE FROM THE WEB-BASED USER INTERFACE 161
10.2.1 Calibrating the GAPS Acoustic Antenna 161
10.2.2 Updating the System 161
10.2.3 Checking the Currently Installed Options 162
10.2.4 Resetting the System to Factory Settings 162
10.2.5 Contacting iXblue Technical Support 163
MU-GAPS-AN-005-H - November 2019 13