Enter the IP Address of the Ethernet Gateway that houses the physical RS-485 port you’re associating with your virtual port. Next, enter the number of the Gateway RS- 485 port to be associated with your virtual port. Last, enter any notes you may wish to associate with this virtual port, such as devices that may be attached to it or its physical location for future reference or troubleshooting.
NOTE: The communication parameters (such as baud rate) for each actual RS-485 port configured as a virtual port must be entered at the Ethernet Gateway; refer to GEH-6505, Ethernet Gateway Users Guide.
With the exception of the Ports dialog boxes and some information in the Trouble- Shooting section, the Ethernet version of the PMCS DDE Server software is functionally identical to the Modbus version.
EPM 7700 Xpress Card or XPLEX 1620 Max Server Users
If your host software is running on an Ethernet-based PC, you may be using a special hardware gateway to communicate to your RS-485 ports This extra layer of hardware entails some minor differences in the configuration software, specifically in the Ports dialog boxes. These differences are explained below.
Clicking on the Ports button in the Ethernet version of the software displays a slightly different Port Configuration dialog box:
DDE Server User’s Guide | Chapter Four - Menus and Toolbars • 43 |