abem Terraloc Pro 2 - Core Operations and Data Processing; Triggering Methods; Measurement and Data Management; Troubleshooting and Appendices

ABEM Terraloc Pro 2
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6 Triggering Methods ........................................................................................... 79
Make/Break Switch Input ............................................................................ 79
Using the Trigger Coil ................................................................................. 79
Radio Triggering .......................................................................................... 79
7 Measurement ...................................................................................................... 80
Basic Operations .......................................................................................... 80
Data Transfer ............................................................................................... 81
Optimizing ................................................................................................... 82
8 Troubleshotting and Diagnostics ...................................................................... 84
General SeisTW Program Problems ............................................................ 84
Data Acquisition Problems .......................................................................... 84
Trigger Problems ......................................................................................... 85
Remote Diagnostics (VPN) .......................................................................... 85
In Case of Malfunction ................................................................................ 87
9 Appendix A. Technical Specification ............................................................... 88
10 Appendix B. Connectors .................................................................................... 90
Seismic Input Connectors ............................................................................ 90
TTL Arm/Trig Connector ............................................................................ 92
11 Appendix C. The First Arrivals File Format (PCK) ...................................... 93
General ......................................................................................................... 93
Description ................................................................................................... 93
12 Appendix D. Seismic Methods .......................................................................... 94
Refraction ..................................................................................................... 94
Reflection ..................................................................................................... 94
Optimum Offset ........................................................................................... 95
Tomography ................................................................................................. 95
VSP .............................................................................................................. 95
Vibroseis ...................................................................................................... 96
13 Appendix E. Bibliography ................................................................................. 97