OMRON Connector cover CV500-COV02
Protector for Expansion I/O Rack IOIF connector CV500-COV02

OMRON Connector cover CV500-COV03
Protector for CPU Rack IOC or Expansion CPU Rack IOIF connector CV500-COV03

OMRON Connector cover CV500-COV04
Protector for Simple Expansion I/O Rack connector CV500-COV04

OMRON I/O Cable CV500-CN613
I/O Cable (for Rack I/O to Backplane) 0.6 m (L) CV500-CN613