Can you control a Powerflex 523/525 via the DSI Port using Modbus?

This article describes the data structure on how to setup a PowerFlex 523/525 on Modbus via the DSI Port.

Yes, The PowerFlex 523/525 can be set up for Modbus control using the DSI port on the drive.

PowerFlex 520 DH485 ModBus Setup Document