Siemens SIMATIC PROFINET Function Manual page 24

Description
2.1 Introduction to PROFINET
Representation of PROFINET Interfaces in the Topology Overview in STEP 7
You can find the PROFINET interface in the topology overview in STEP 7. The PROFINET
interface for an IO controller and an IO device is represented as follows in STEP 7:
Num- Description
ber
①
PROFINET interface of an IO controller in STEP 7
②
PROFINET interface of an IO device in STEP 7
③
These lines represent the PROFINET interface.
④
These lines represent the "ports" of a PROFINET interface.
Figure 2-5 Representation of the PROFINET interfaces in STEP 7
Schematic Representation of a PROFINET Interface with Integrated Switch
The following schematic diagram shows the PROFINET interface with integrated switch and
its ports for all PROFINETdevices.
Figure 2-6
24
PROFINET interface with integrated switch
PROFINET with STEP 7 V14
Function Manual, 09/2016, A5E03444486-AG