Siemens SIMATIC S7-1200 Manual page 7

Table of contents
Preface ................................................................................................................................................... 3
1 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
2 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
3 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
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Manual, 01/2015, A5E02486774-AG
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