
DIGITAL CONTROL INCORPORATED
DigiTrak®LT™
Operator’s Manual 5
Table of Contents
Safety Precautions and Warnings.................................................................................................................7
General ....................................................................................................................................................7
Equipment and Battery Disposal .............................................................................................................8
Pre-Drilling Testing ..................................................................................................................................8
Interference..............................................................................................................................................8
Equipment Maintenance..........................................................................................................................9
Introduction..................................................................................................................................................10
Power Requirements .............................................................................................................................11
Environmental Requirements ................................................................................................................11
Receiver......................................................................................................................................................12
Main Display Screen..............................................................................................................................13
Standard Display Screen Symbols ........................................................................................................14
Power On/Off .........................................................................................................................................15
Proper Handling of Receiver..................................................................................................................15
Accessing and Changing Menu Settings...............................................................................................16
Receiver Display Menus........................................................................................................................16
Transmitter..................................................................................................................................................26
Types of LT Transmitters.......................................................................................................................26
Transmitter Housing Requirements.......................................................................................................27
Transmitter Battery Power.....................................................................................................................28
Transmitter Temperature.......................................................................................................................28
Sleep Mode (Automatic Shutoff)............................................................................................................29
General Transmitter Care Instructions...................................................................................................29
Remote Display...........................................................................................................................................30
Main Display Screen..............................................................................................................................30
Remote Display Menus..........................................................................................................................32
Power On/Off....................................................................................................................................32
Telemetry Channel Settings .............................................................................................................32
Backlight On/Off................................................................................................................................32
Depth Units.......................................................................................................................................33
Pitch Units.........................................................................................................................................33
Battery Charger...........................................................................................................................................34
General Description ...............................................................................................................................34
AC/DC Power Setup ..............................................................................................................................35
Charging a Battery.................................................................................................................................35
Locating Instructions ...................................................................................................................................38
Depth or Slant Distance.........................................................................................................................38
Locate Points (FLP & RLP) and Locate Line (LL) .................................................................................38
Effects of Depth, Pitch, and Topography on Distance Between FLP and RLP....................................39
Marking Locate Points ...........................................................................................................................40
Locating the Transmitter –Standard Method ........................................................................................41
Finding the FLP ................................................................................................................................42
Finding the Transmitter and the LL...................................................................................................43
Confirmation of Exact Heading and Transmitter Position.................................................................44
Finding the RLP................................................................................................................................45
Plus/Minus ("+/–") Locating Method.......................................................................................................46
Finding the FLP ................................................................................................................................46
Finding the Transmitter and the LL...................................................................................................47