Chapter 4—System Configuration and Commissioning48 Power Xpert C445 Global Motor Management Relay MN042003EN—October 2016 www.eaton.comThere are many more features offered by this Software Tool that are described in moredetail in the Power Xpert inControl User Manual, publication MN040013EN.To access a C445 online with this Software Tool, two protocols are supported: ModbusTCP Ethernet and Modbus Serial. In order to use Ethernet, the optional Ethernet card mustbe installed in the C445 Base Control Module. Using Modbus serial can be accomplishedvia the optional RS-485 serial port on the Base Control Module or via a Micro USB port oneither the Base Control Module or the optional User Interface module.The Micro USB ports use a standard USB/Micro USB cable. This cable may be orderedfrom Eaton as catalog number: C445XS-USBMICRO.To access the C445 via the RS-485 serial port, a USB to RS-485 flying leads cable is alsoavailable from Eaton as catalog number: C445XS-USBLEADS.