CPU Bus Units handle special I/O and communications needs to achieve advanced position control, motion control, and network communications.
There are 6 products of CPU Bus Units.
EtherNet/IP unit with tag data link capacity of 180,000 words or more
New Controller Link Units, Now with 4,000 Send Words
Connect to Multivendor Controller Networks
By combining function blocks, a wide array of control methods, from basic PID control to cascade and feed-forward control can be easily configured.
Exchanges I/O data and communication/status information with the CPU of the PLC