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C-SCAN 2000 Series
Dynalog C-SCAN 2000 Series System Manual
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SY
STEM
MANUAL
Dynalog Electronics Limited
Bristol, England
For Model 2010
2
Table of Contents
Default Chapter
5
Table of Contents
5
1 Outline of the C-Scan System
10
Signal Generator
10
Detector Unit
11
2 Unpacking and Activating the C-Scan 2010 Survey System
12
Unpacking
12
Charging the Signal Generator
12
Signal Generator External Power
14
Charging the Detector Unit
14
3 Overview
18
Signal Generator - Keypad
18
Signal Generator - Display
18
Signal Generator - Side Panel
19
Detector Unit - Front Panel
19
Detector Unit - Display
20
LCD Contrast
21
LCD Backlight
21
Detector Unit - Keypad
21
4 Signal Generator - Field Operations
22
Operating Environments
22
Survey Information
22
Connection to Pipeline
22
Location of Injection Point
22
Check Pipeline
22
Signal Interference
23
Connection Methods
23
Setting the Signal Current
25
Pipeline Voltage Message
26
Automatic Level Adjustment
26
Apparent Problems with Current Value
27
Key Sequence for AUTO Operation
28
Key Sequence for MANUAL Operation
29
5 Detector Unit - Principal Display Screens
30
Start-Up Screen
30
Pipeline Specification Screen
30
Search Screen
31
Menu Screen
32
Survey Screens
33
6 Detector Unit - Field Operations
34
Operating Environment
34
Survey Principles
34
Survey Type
34
Survey Procedure Overview
35
Survey Planning
35
Preparation
35
Planning
36
Common Fault Areas
36
Reference Readings
36
Survey Procedure
36
Signal Injection
36
Locate Pipeline
36
Locate Overhead
37
Record Sample
37
Subsequent Samples
39
Entering Distance
40
Graphs
41
Low Signal
42
Move Generator
42
Survey Numbering & Memory Storage
42
Notes on Entering Distances
43
Chainage
43
Fault Location
45
Closer Inspection
45
Close Interval Mode
46
7 Survey Planning and Interpretation of Results
50
Distance between Survey Points
50
Attenuation Values
50
Conductance
51
Signal Range
53
Fault Size
53
Minimum Distance between Survey Points
54
Reading Accuracy
54
Close Interval Surveys
54
Repeat Surveys
54
Long Term Program
55
High Soil Resistivities
55
Changes in Soil Resistivity
56
New Pipelines
56
8 Interference and Field Distortion
57
The C-SCAN Signal
57
Ground Lead Interference
57
Other Signals Carried by the Pipeline
57
Buried Metal Structures
57
Cross Bonds
58
Insulating Joints/Flanges
58
Sacrificial Anodes
60
Pipeline Bends and 'Tees
60
Sleeves
60
Effects of 'Return Current
60
Orientation of Detector to Pipe Axis
61
9 Examples
62
Example 1
62
Example 2
63
10 Demo Mode
64
11 Dcapp
66
Additional Windows
67
Pipeline Layout
67
Pipeline Details
69
How to Download from C-SCAN
70
Saving, Printing & Exporting
71
Saving
71
Printing
71
Exporting
71
Advanced Functions
72
Tools Menu
72
GPS Functions
73
Auto Analyse
74
Data Manipulation
74
Show Close Interval Plots
74
Clearing the Detector Memory
75
12 Gps
75
GPS Setup
76
External GPS Configuration
76
GPS Reset
77
Geo-Fencing
77
13 Battery Information
77
Battery Life
77
Battery Indicator
79
Power Modes
79
14 Upgrading
79
15 Diagnostics
80
16 Faq / Notes
82
TR Stations - the Need to Disconnect
82
Generator Connection Problems
82
Connecting to the Pipeline
83
Establishing a Good Earth
83
Use Alternative Earth Connection
83
Re-Call Calibration Settings
84
Display Messages
85
17 Specification
86
18 Maintenance
88
Appendix 1 - Com Ports in Windows
89
Appendix 2 - Log Sheet Template
89
Glossary
91
Other manuals for Dynalog C-SCAN 2000 Series
Operator's Manual
39 pages
Survey Procedure Manual
40 pages
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Dynalog C-SCAN 2000 Series Specifications
General
Category
Control Systems
Resolution
1 µm
Accuracy
± 5 µm
Power Supply
24 VDC
Operating Temperature
0 - 50 °C
Protection Class
IP65
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