4. Overview 4. Overview This document describes the procedure for connecting the Vision System (FZ5 series) of OMRON Corporation with CJ-series Programmable Controller + Ethernet/IP Unit (hereinafter referred to as the PLC) via EtherNet/IP, and the procedure to check their connection. Refer to Section 6. EtherNet/IP Settings and Section 7. EtherNet/IP Connection Procedure to understand the setting method and key points to perform the tag data links for the EtherNet/IP. In this document, CJ-series EtherNet/IP Unit and the built-in EtherNet/IP port of CJ-series CJ2 CPU Unit are collectively called as the "EtherNet/IP Unit". 4