Rockwell-automation 1785-CHBM ControlNet PLC-5 Hot Backup System User Manual de usuario descargar pdf (Pagina 11)

iii Publication 1785-UM024B-EN-P - January 2003

Table of Contents

Preface

Manual Objectives. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P-1

Who Should Use This Manual . . . . . . . . . . . . . . . . . . . . . . P-1

What This Manual Contains . . . . . . . . . . . . . . . . . . . . . . . . P-2

Terms and Conventions. . . . . . . . . . . . . . . . . . . . . . . . . . . P-2

Related PLC-5 Publications . . . . . . . . . . . . . . . . . . . . . . . . P-3

Related ControlNet Publications. . . . . . . . . . . . . . . . . . . . . P-3

Summary of Changes

New Features and Information. . . . . . . . . . . . . . . . . . . . . . S-1

Backup Concepts for the

ControlNet PLC-5 Hot Backup

System

Chapter 1

Chapter Objectives . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1

Why Use a Backup System? . . . . . . . . . . . . . . . . . . . . . . . . 1-1

Basic System Architecture . . . . . . . . . . . . . . . . . . . . . . . . . 1-2

How the Backup System Works. . . . . . . . . . . . . . . . . . . . . 1-2

Qualification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

Equivalence Checking . . . . . . . . . . . . . . . . . . . . . . . . . 1-4

Bumpless Transfer . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4

Switchover. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5

Understanding the ControlNet

PLC-5 Hot Backup System

Components

Chapter 2

Chapter Objectives . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1

Hardware Components . . . . . . . . . . . . . . . . . . . . . . . . 2-1

Software Components . . . . . . . . . . . . . . . . . . . . . . . . . 2-2

Firmware Components . . . . . . . . . . . . . . . . . . . . . . . . 2-2

Summary of Required Hardware, Firmware and Software . . 2-4

ControlNet Backup Cartridge . . . . . . . . . . . . . . . . . . . . . . . 2-5

Installing and Configuring Your

ControlNet PLC-5 Backup

System

Chapter 3

Chapter Objectives . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1

Installing the Hardware . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1

Configuring Your Backup System . . . . . . . . . . . . . . . . . . . 3-2

Configuring With a Single Control Application . . . . . . . 3-3

Configuring With Differing Applications . . . . . . . . . . . . 3-11

1 2 ... 6 7 8 9 10 11 12 13 14 15 16 ... 139 140

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Rockwell-automation 1785-CHBM ControlNet PLC-5 Hot Backup System User Manual de usuario Pagina 11