Siemens SIMATIC ET 200S Manual page 57

Assigning device names for the I/O device
1. Install the MMC in the IM151-3 PN.
2. Switch on the voltage supply for the IM151-3 PN.
3. In HW CONFIG open the Properties - - IM151-3 PN window and enter the
device name for the I/O device.
4. An online PROFINET connection from the programming device to the I/O
device via a switch is required to send the name to the IM151-3 PN.
The device name is transferred to the IM151-3 PN via Destination system >
Ethernet > Assign device name. You must press the Assign name button in
the Assign device name window. The device name is saved to the MMC in the
IM151-3 PN interface module.
After assignment of the name the device name that you have assigned appears
in the window.
ET 200S Distributed I/O System
EWA-4NEB 780602402-12
Brief Instructions on Commissioning ET 200S
2-15