
PROFINET with STEP 7 V13
Function Manual, 12/2014, A5E03444486-AF 5
Preface ................................................................................................................................................... 3
1 Documentation guide .............................................................................................................................. 8
2 Description............................................................................................................................................ 11
2.1 Introduction to PROFINET......................................................................................................11
2.1.1 PROFINET terms....................................................................................................................13
2.1.2 Basic terminology of communication ......................................................................................16
2.1.3 PROFINET interface...............................................................................................................19
2.1.4 Implementation of the PROFINET device model in SIMATIC ................................................23
2.2 Setting up PROFINET.............................................................................................................25
2.2.1 Active Network Components ..................................................................................................26
2.2.2 Cabling technology .................................................................................................................28
2.2.3 Wireless design.......................................................................................................................30
2.2.3.1 Basics......................................................................................................................................30
2.2.3.2 Tips on assembly ....................................................................................................................32
2.2.4 Network security .....................................................................................................................34
2.2.4.1 Basics......................................................................................................................................34
2.2.4.2 Network components and software ........................................................................................36
2.2.4.3 Application example................................................................................................................37
3 Parameter assignment/addressing ........................................................................................................ 39
3.1 Assigning an IO device to an IO controller .............................................................................41
3.2 Device name and IP address..................................................................................................43
3.2.1 Device name ...........................................................................................................................44
3.2.2 IP address...............................................................................................................................45
3.2.3 Assigning a device name and IP address...............................................................................48
3.2.4 Permitting changes to the device name and IP address directly on the device .....................53
3.3 Configuring topology ...............................................................................................................55
3.3.1 Topology view in STEP 7........................................................................................................59
3.3.2 Interconnecting ports in the topology view..............................................................................61
3.3.3 Interconnecting ports - Inspector window ...............................................................................62
3.3.4 Automatic assignment of devices by offline/online comparison .............................................63
3.3.5 Apply the devices identified online in the project....................................................................64
4 Diagnostics ........................................................................................................................................... 65
4.1 Diagnostics mechanisms of PROFINET IO ............................................................................65
4.1.1 Diagnostics levels in PROFINET IO .......................................................................................67
4.1.2 I&M data (identification and maintenance) .............................................................................69
4.2 Diagnostics using status LEDs ...............................................................................................70
4.3 Diagnostics via the display of the S7-1500 CPUs ..................................................................71
4.4 Diagnostics via Web server ....................................................................................................75
4.5 Diagnostics in STEP 7 ............................................................................................................79