Omron CJ2 User Manual page 130

5 Installation
2.
The yellow sliders at the top and bottom of each Unit lock the Units together. Move the sliders
toward the back of the Units as shown below until they click into place.
Precautions for Correct Use Precautions for Correct Use
If the locking tabs are not secured properly, the connectors may become loose and not function
properly. Be sure to slide the locking tabs until they are securely in place.
3.
Attach the End Cover to the Unit on the far right side of the Rack.
CPU Rack
Power Supply
Unit
*1: Connect the I/O Control Unit directly to the CPU Unit to enable connecting Expansion
Racks.
Expansion Rack
Power Supply
Unit
*2: Connect the I/O Interface Unit directly to the Power Supply Unit.
Additional Information
There is no Backplane for the CJ-series. The PLC is constructed by connecting Units together
using the connectors on the sides.
5-12
CPU Unit
(I/O Control Unit) *1
I/O Interface Unit *2
I/O Units (10 max.)
Move the sliders toward the back
until they lock into place.
Lock
Release
Slider
End Cover
I/O Units (10 max.) (included with CPU Unit)
End Cover
(included with
I/O Interface Unit)
CJ2 CPU Unit Hardware User's Manual