Omron CX-PROGRAMMER V9 - REV 12-2009 Operation Manual page 471

PART 3: CX-Server Runtime
OMRON CHAPTER 3 – Communications
The following diagram illustrates the connection options available to the CS1-series PLC.
Possible Network Combinations – CS1-series PLC
Note: For Toolbus (Modem) and Ethernet, multiple destination access is possible.
Revision 2.0 CX-Server Runtime_Page 27