Rockwell-automation Logix5000 Controllers I/O and Tag Data Programming Manuel d'utilisateur télécharger pdf (Page 5)

Table of Contents

Studio 5000 environment...........................................................................................9

Additional resources.................................................................................................. 10

Chapter 1

Introduction................................................................................................................ 11

Requested packet interval ........................................................................................ 12

Communication format ........................................................................................... 12

Direct or rack-optimized connection ........................................................... 13

Ownership............................................................................................................ 14

Electronic Keying....................................................................................................... 15

Exact Match ......................................................................................................... 16

Compatible Keying ............................................................................................ 16

Disable Keying .................................................................................................... 17

More information .............................................................................................. 17

Address I/O data........................................................................................................ 18

Buffer I/O .................................................................................................................... 19

Chapter 2

Introduction................................................................................................................ 21

Tag type ........................................................................................................................ 22

Data type ...................................................................................................................... 23

Tag scope ...................................................................................................................... 25

Program parameter scope......................................................................................... 27

Guidelines for tags ..................................................................................................... 27

Create a tag .................................................................................................................. 31

Add extended properties to a tag.................................................................... 32

Create an array ............................................................................................................ 34

Configure an array ............................................................................................. 37

User-defined data types ............................................................................................ 38

Guidelines for user-defined data types.......................................................... 40

Create a user-defined data type....................................................................... 40

Add extended properties to a user-defined data type................................ 42

Describe a user-defined data type .......................................................................... 44

Activate pass-through and append descriptions......................................... 45

Paste a pass-through description .................................................................... 46

Address tag data.......................................................................................................... 47

Preface

Communicate with I/O

modules

Organize tags

Rock well Automati on Publication 1756- PM004E -EN-P - October 2014 5

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Rockwell-automation Logix5000 Controllers I/O and Tag Data Programming Manuel d'utilisateur Page 5