User's Manual

DIGITAL CONTROL INCORPORATED
DigiTrak
®
F5™ Operator’s Manual 5
Table of Contents (Continued)
SYSTEM SETUP (Continued)
Set Roll Offset ......................................................................................................................................... 65
Enable Roll Offset ................................................................................................................................ 65
Disable Roll Offset ............................................................................................................................... 66
Set Height-Above-Ground (HAG) Distance ............................................................................................. 67
LOCATING .................................................................................................................................................. 69
Locating Basics ....................................................................................................................................... 70
Locate Points (FLP & RLP) and Locate Line (LL) ............................................................................... 70
Effects of Depth, Pitch, and Topography on Distance Between FLP and RLP .................................. 71
Marking Locate Points ......................................................................................................................... 72
Standard Method for Locating the Transmitter ........................................................................................ 73
Finding the Front Locate Point (FLP)................................................................................................... 73
Finding the Locate Line (LL) ................................................................................................................ 75
Finding the RLP to Confirm Transmitter Heading and Position ........................................................... 77
Tracking “On-the-Fly” .............................................................................................................................. 79
Off-Track Locating ................................................................................................................................... 80
THE TARGET STEERING FUNCTION ...................................................................................................... 83
Feasible Target Depth and Positioning the Receiver as a Target ......................................................... 83
Programming the Receiver for Target Steering ...................................................................................... 84
Steering to the Target .............................................................................................................................. 85
Target Steering in Interference Areas ..................................................................................................... 87
Turn Off Target Steering.......................................................................................................................... 87
APPENDIX A: SYSTEM SPECIFICATIONS AND MAINTENANCE REQUIREMENTS ............................ 89
Power Requirements ............................................................................................................................... 89
Environmental Requirements .................................................................................................................. 89
General Transmitter Care Instructions .................................................................................................... 90
Battery Pack Storage ............................................................................................................................... 90
APPENDIX B: PROJECTED DEPTH VERSUS ACTUAL DEPTH AND THE FORE/AFT OFFSET .......... 91
APPENDIX C: CALCULATING DEPTH BASED ON DISTANCE BETWEEN FLP AND RLP ................... 97
APPENDIX D: REFERENCE TABLES ....................................................................................................... 99
Depth Increase in Inches (Centimeters) per 10-foot (3-meter) Rod ........................................................ 99
Depth Increase in Inches (Centimeters) per 15-foot (4.6-meter) Rod ................................................... 100
LIMITED WARRANTY