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Table of Content
1. Service & Support ..................................................................................................................................................................... 1
1.1 Serial Number and Software Revision Number .............................................................................................................. 1
1.2 Distributors and Service Centers Closest to You: ........................................................................................................... 2
2. Introduction ............................................................................................................................................................................... 3
2.1 About this Manual ........................................................................................................................................................... 3
2.2 Overview of vLoc3-DM System ...................................................................................................................................... 3
2.3 Planning a Survey .......................................................................................................................................................... 4
3. vLoc3-DM Receiver Functions and Operations ........................................................................................................................ 5
3.1 vLoc3-DM Receiver Overview ........................................................................................................................................ 5
3.2 DM Low-Frequency Sensor Foot ................................................................................................................................... 6
3.2.1 Removing the DM Low-frequency Sensor foot .................................................................................................. 6
3.3 Charging the Receiver Batteries .................................................................................................................................... 6
3.4 The vLoc3 Series Keypad .............................................................................................................................................. 7
3.5 The vLoc3 Series User Menu ......................................................................................................................................... 9
3.5.1 Setup - Receiver ................................................................................................................................................ 9
3.5.2 Setup - Operational .......................................................................................................................................... 10
3.5.3 Setup - Features .............................................................................................................................................. 12
3.5.4 Setup - Informational ........................................................................................................................................ 13
3.6 Self-Test ....................................................................................................................................................................... 13
3.7 Warnings and Alerts ..................................................................................................................................................... 14
3.7.1 Warning and Alerts Descriptions ...................................................................................................................... 14
3.7.2 DFT (Discrete Fourier Transform) .................................................................................................................... 14
3.8 vLoc3 Series Locate Modes and Screens .................................................................................................................... 16
3.8.1 The Classic Screen Status Bar ........................................................................................................................ 16
3.8.2 vLoc3-DM Receiver Classic Screen ................................................................................................................. 16
3.9 Classic Locating Modes (Response) ............................................................................................................................ 17
3.10 Alternative Locate Screens ......................................................................................................................................... 19
3.10.1 The Vector Screen.......................................................................................................................................... 19
3.10.2 The Transverse Plot Screen ........................................................................................................................... 20
3.10.3 The Plan View Screen .................................................................................................................................... 21
4. Using the vLoc3-DM Receiver ................................................................................................................................................ 23
4.1 Passive Locating .......................................................................................................................................................... 23
4.1.1 Detecting Power Signals .................................................................................................................................. 23
4.1.2 Detecting Radio Signals ................................................................................................................................... 24
4.2 Active Locating - Applying the Locate Signal using the Loc3, 25-Watt Transmitter ...................................................... 25
4.2.1 Direct Connection ............................................................................................................................................. 25
4.2.2 Transmitter Signal Clamp (25-watt transmitter) ................................................................................................ 26
4.3 Locating a Pipeline ....................................................................................................................................................... 27
4.4 Pinpointing .................................................................................................................................................................... 28
4.5 Taking Depth and Current Readings (Information Screen)........................................................................................... 29
4.6 Storing the Results ....................................................................................................................................................... 29
4.7 Clearing the log ............................................................................................................................................................ 30
4.8 Graphing results on the screen .................................................................................................................................... 30
4.9 The Walk-back feature ................................................................................................................................................. 31
4.10 Signal Direction Precision Identification
....................................................................................................................... 32
4.11 Using the A-frame Fault Finder ................................................................................................................................... 34
4.11.1 Fault Finding Method ...................................................................................................................................... 35
