Rockwell Automation Publication 193-UM014C-EN-P - August 2016 43
Add Devices to the DeviceNet Network Chapter 4
4. Use the number keypad on the computer keyboard to change the
network node address to the desired value, then click Apply.
Make sure that the desired value does not duplicate the node address of
any other device.
A confirmation window appears, confirming a successful node address value
change.
5. Click OK.