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YOKOGAWA
Industrial Equipment
Centum-XL
Page 80
YOKOGAWA Centum-XL - Page 80
80 pages
Manual
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Written by
Y
okogawa Electric Corporation
Published by
Y
okogawa Electric Corporation
2-9-32 Nakacho, Musashino-shi, T
okyo 180-8750, JAP
AN
Printed by
KOHOKU PUBLISHING & PRINTING INC.
Subject to change without notice.
79
Table of Contents
Main Page
Default Chapter
5
Table of Contents
5
1 The Need for Upgrade
7
System Deterioration Due to Aging
8
Following to the Change
9
Increasing System Maintenance Cost
9
2 Style of Upgrade
10
Batch-Upgrade to Vnet/Ip, FIO
10
3 Scope of Upgrade
11
Applicable Existing System
11
Non-Applicable Existing System
13
4 Procedure and Details of Upgrade
14
Upgrade Procedure
14
Details of Pre-Assessment
15
Remedial Treatment
17
Hardware Modification and Addition
18
Modifying FCS
18
On-Site Modification
21
Upgrading the Existing I/O Card Unit
22
Installation Specifications
24
Application Software Conversion
25
Conversion Procedure
25
Work by Upgrading Tool
25
Handling Tuning Parameters
26
Functional Difference in the Data Item and Block Mode
27
On-Site System Operations Check
31
Maintenance after Upgrade
31
5 System Functions after Upgrade
32
System Overview
32
Overall Control Functions
32
Comparison of Function Blocks' Common Function
34
Comparison of Continuous Control Function
35
Comparison of Sequence Control Function
39
Comparison of Computational Function
47
Comparison of Optional Control Function
49
Upgrade Specifications
50
Application Capacity of Upgraded FCS
52
Appendix 1. Signal Conditioner Models
53
Appendix 2. Installation Conditions for CENTUM V and CENTUM-XL
55
Appendix 3. Tuning Parameter Differences
57
Appendix 4. Functions Related to Upgrade
70
Appendix 5. Glossary
77
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