Communication
11.2 PROFINET
S7-1200 Programmable controller
910 System Manual, V4.2, 09/2016, A5E02486680-AK
Example: Using the T_CONFIG instruction to change IP parameters and PROFINET IO device
names
In the following example, both the "addr" and "nos" (Name of station) subfields are changed.
In the CPU "Properties", "Ethernet address" page, you must select the "PROFINET device
name is set directly at the device" check box to enable you to change the PROFINET device
name using the "T_CONFIG" instruction after the program is downloaded.