SPX Radiodetection PCM+ User Manual

31 pages

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PCM

Operation Manual 27

PCM Attachment (A-frame)

A-frame for detection of sheath faults on buried pipes

and cables.

(Includes PCM

connection cable).

Weight: 1.55kg (3.4lb)

Size: 8.5 x 59 x 4.5cm (33 x 39.3 x 1.7 inch)

Table of Contents3
Section 1 - Introduction5
About this Manual5
Manual Outline5
Overview of the PCM System5
Section 2 - Transmitter Functions7
Transmitter Control Panel7
Frequency Select7
Output Current Select7
Figure 2.1: Tx Facia7
Figure 2.2: Frequency Selector7
Warning Lights and Indicators8
Display8
Signal Connection8
Figure 2.3: Rectifier Connection to Pipeline9
Figure 2.4: PCM Connection to Pipeline9
Power Supply Connections10
Figure 2.5: PCM Connection Using Test Point10
Figure 2.6: PCM Connection Using Sacrificial Anode for Grounding10
Section 3 - Receiver Operation12
Control Panel and LCD Features12
Figure 3.1: Receiver Controls12
Software Revision and Calibration Date13
Setting Controls13
Batteries13
Operating Frequency Modes13
Depth Measurement14
Locate Current14
Recording Measurements14
Section 4 - Basic Locating16
Pinpointing a Target Line16
Peak Procedure16
Null Procedure16
Depth and Current Measurement16
Figure 4.1: Peak Mode16
Current Direction17
Mapping Current Measurements17
Figure 4.3: Pipeline Current Flow17
Figure 4.4: Pipeline Current Flow17
Figure 4.5: Pipeline Fault17
Using Dbma for Pipeline Current Mapping18
Figure 4.6: Ma Fault Graph18
Figure 4.7: Dbma Fault Graph18
Figure 4.8: Ma Fault Graph18
Figure 4.9: Dbma Fault Graph19
Figure 4.10: Collected Data and Interpreted Results19
Section 5 - Taking Measurements20
Pipelines and Distribution Systems20
Figure 5.1: Tie Line 120
Figure 5.2: Tie Line 220
Figure 5.3: Loop20
Figure 5.4: Looped System 120
Figure 5.5: Looped System 220
Pipelines and Pipeline Defects21
Figure 5.6: Distributed System21
Figure 5.7: Interpreting Distributed Systems21
Figure 5.8: Poor Coated Steel Shield21
Figure 5.9: Perfect Coating21
Section 6 - Applications22
Parallel Pipes22
Figure 6.1: Parallel Pipes Example 122
Figure 6.4: Example 2 Interpretation23
Figure 6.5: Parallel Pipes Example 323
Figure 6.6: Example 3 Interpretation23
Figure 6.7: Angled Pipes Example 123
Figure 6.8: Parallel Pipes Example 424
Figure 6.9: Parallel Pipes Example 524
Section 7 - PCM + A-Frame25
About the A-Frame25
Operation25
Comparing Fault Severity26
Saving PCM FF Readings26
Data Upload - PCM FF Data26
Section 8 - Interpreting Results27
Introduction27
Avoiding Errors27
Identifying Interference27
Locate Current27
PCM + Current27
Direction Arrows27
Interpreting Survey Results28
For the PC and PDA29
Section 10 - Appendix30
Technical Specifications30

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SPX Radiodetection PCM+ Specifications

General

Brand	SPX
Model	Radiodetection PCM+
Category	Water Pump
Language	English

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SPX Radiodetection PCM+ User Manual

Table of Contents

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