EtherNet/IP Scanner - Multi-Adapters
If the PLC is utilizing the EtherNet/IP Scanner fieldbus and is connected to multiple Adapters (with each Adapter required to have its own unique IP address), the Device Tree should have only one(1) Scanner assigned per Ethernet port.
Then the Adapters are inserted under this Scanner.
Devices
The correct Device Tree is shown below for multiple Adapters. One Scanner, multiple Adapters under: