Omron CJ1W-PRT21 - Table of Contents

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CJ-series PROFIBUS Slave Unit Operation Manual for NJ-series CPU Unit (W510)

CONTENTS

Introduction ..............................................................................................................1

Relevant Manuals .....................................................................................................2

Manual Configuration ..............................................................................................3

Manual Structure ......................................................................................................7

Sections in this Manual ...........................................................................................9

CONTENTS ..............................................................................................................18

Read and Understand this Manual .......................................................................14

Safety Precautions .................................................................................................17

Precautions for Correct Use ..................................................................................28

Regulations and Standards ...................................................................................31

Unit Versions ..........................................................................................................33

Related Manuals .....................................................................................................35

Revision History .....................................................................................................36

Section 1 Features and System Configuration

1-1 Overview of PROFIBUS .......................................................................................................... 1-2

1-1-1 Introduction ................................................................................................................................ 1-2

1-1-2 PROFIBUS Communication Protocol ......................................................................................... 1-3

1-1-3 GSD File Technology .................................................................................................................1-4

1-1-4 Device Types ..............................................................................................................................1-5

1-1-5 Bus Access Protocol .................................................................................................................. 1-5

1-1-6 Data Throughput ........................................................................................................................ 1-7

1-1-7 Diagnostic Functions .................................................................................................................. 1-7

1-1-8 Protection Mechanisms .............................................................................................................. 1-8

1-1-9 Network Operation Modes ......................................................................................................... 1-8

1-2 Configuring the CJ1W-PRT21 Slave Unit ........................................................................... 1-10

1-3 PROFIBUS Slave Unit ........................................................................................................... 1-14

1-3-1 Specifications ........................................................................................................................... 1-14

1-3-2 Performance ............................................................................................................................. 1-15

1-4 Basic Operating Procedures ............................................................................................... 1-17

1-4-1 Overview .................................................................................................................................. 1-17

Section 2 Nomenclature and Installation

2-1 Unit Components .................................................................................................................... 2-2

2-1-1 Nomenclature ............................................................................................................................. 2-2