Siemens SIMATIC S7-1200 Manuale - Pagina 7

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Table of contents

Preface ................................................................................................................................................... 3

Introducing the powerful and flexible S7-1200 ....................................................................................... 15

1.1

Introducing the S7-1200 PLC ................................................................................................. 15

1.2

Expansion capability of the CPU ............................................................................................ 18

1.3

S7-1200 modules .................................................................................................................... 19

1.4

Basic HMI panels .................................................................................................................... 20

1.5

Mounting dimensions and clearance requirements ................................................................ 21

1.6

New features ........................................................................................................................... 26

STEP 7 makes the work easy ............................................................................................................... 29

2.1

Easy to insert instructions into your user program ................................................................. 30

2.2

Easy access to your favorite instructions from a toolbar ........................................................ 30

2.3

Easy to add inputs or outputs to LAD and FBD instructions................................................... 31

2.4

Expandable instructions .......................................................................................................... 31

2.5

Easy to change the operating mode of the CPU .................................................................... 32

2.6

Easy to modify the appearance and configuration of STEP 7 ................................................ 32

2.7

Project and global libraries for easy access ........................................................................... 33

2.8

Easy to select a version of an instruction ............................................................................... 33

2.9

Easy to drag and drop between editors .................................................................................. 34

2.10

Changing the call type for a DB .............................................................................................. 35

2.11

Temporarily disconnecting devices from a network ................................................................ 36

2.12

Easy to virtually "unplug" modules without losing the configuration ....................................... 37

Getting started ...................................................................................................................................... 39

3.1

Create a project ...................................................................................................................... 39

3.2

Create tags for the I/O of the CPU .......................................................................................... 40

3.3

Create a simple network in your user program ....................................................................... 42

3.4

Use the PLC tags in the tag table for addressing the instructions .......................................... 44

3.5

Add a "box" instruction ............................................................................................................ 45

3.6

Use the CALCULATE instruction for a complex mathematical equation ................................ 46

3.7

Add an HMI device to the project ............................................................................................ 48

3.8

Create a network connection between the CPU and HMI device .......................................... 49

3.9

Create an HMI connection to share tags ................................................................................ 49

Easy Book

Manual, 01/2015, A5E02486774-AG