Parameter assignment/addressing
3.2 Device name and IP address
PROFINET with STEP 7 V15
Function Manual, 12/2017, A5E03444486-AH
55
Procedure: Changing the IP address
To change the IP address, follow these steps:
1. In the network or device view of the STEP 7 hardware and network editor, select the
PROFINET interface of a PROFINET device.
2. In the Inspector window, go to "Ethernet addresses" in the "IP protocol" area.
3. Check that the option "Set IP address in the project" is selected.
4. Enter the new IP address in the relevant field.
Figure 3-6 Changing the IP address of a PROFINET device in STEP 7
Downloading configured device name to IO device
To load the configured device names to the IO device, follow these steps:
1. Connect your programming device/PC to the same network as the relevant IO device.
The interface of the programming device/PC must be set to TCP/IP mode.
2. In STEP 7, select the relevant IO device in the "Accessible devices" dialog based on the
MAC address.
3. Click "Assign name" to download the configured device name to the IO device.
The IO controller recognizes the IO device automatically by its device name and
automatically assigns the configured IP address to it.
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