The main types of OMRON PLC network are: Ethernet, SYSMAC NET, SYSMAC Link, Controller Link, HOST Link, PC Link, Remote I/O, CompoBus/D, CompoBus/S.

       CompoBus/D: CompoBus/D is an open, multi-master device network with remote switching and analog I/O control and information network communication. It is an ideal distributed control network with complete control functions, flexible configuration and convenient implementation.

       CompoBus/S: CompoBus/S is also a device network. It is a high-speed ON/OFF system control bus that uses the CompoBus/S proprietary communication protocol. CompoBus/S is not as functional as CompoBus/D, but it is simple to implement and faster to communicate. The main function is remote switching I/O control.

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