Communications Networks - Omron CJ2 CPU UNIT SOFTWARE User Manual

11-3 Communications Networks

Communications Network Configuration
The following networks can be configured when using CJ-series PLCs.
Controller Link
Simple Network configuration
(twisted-pair cables/optical fiber cables)
Data link and message communications
Large-capacity, flexible, and effective
data links
Message communications and large-
capacity data transmission
Links between PLC and personal
computer
Optical Controller Link Units provide a
bypass function when a n ode fails.
CJ2 CPU Unit Software User's Manual
11 Programming Devices and Communications
EtherNet/IP, EtherNet
Message Communications
Host computer to PLC
PLC to PLC or Host computer
Tag data links
FTP Server Function
Host computer to PLC
Transmission of files to Memory
Card installed in CPU Unit
Controller Link Unit
DeviceNet
Multi-vendor network DeviceNet
Remote I/O message communications
Remote I/O: Many points, free allocation
Message communications between PLCs,
DeviceNet and Explicit messages
Multi-level network
Various connection methods
Superior Slaves
Slice I/O, Remote I/O Terminals,
Remote Adapters, Analog I/O Terminals,
Sensor Terminals, I/O Link Units,
Temperature Input Terminal,
High-density I/O Terminals
Ethernet Unit
Socket Service
Sends/receives data using TCP
or UDP protocol
Controller Link
Support Board
Configurator
CompoNet
High-speed remote I/O
Various connection methods
Superior Slaves
Slice I/O, Word Slaves,
Bit Slaves, Analog I/O Slaves, and
Sensor Communications Units
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