System Configuration - Omron CJ Series Operation Manual

1 Overview and Features
1-3

System Configuration

These Analog I/O Units belong to the NJ-series CJ Special I/O Unit group. You can mount them to NJ-
series CPU Racks or Expansion Racks.
The number of Units that you can mount to one Rack (either a CPU Rack or an Expansion Rack)
depends upon the maximum current supplied by the Power Supply Unit and the current consumption by
the other Units.
There are no restrictions on Rack position.
Expansion
Racks
3 maximum
1-18
10 I/O Units max.
CPU Rack
I/O Control Unit
End Cover
Expansion Rack
I/O Interface Unit
I/O Interface Unit
Expansion Rack
10 I/O Units max.
CJ-series Analog I/O Units Operation Manual for NJ-series CPU Unit(W498)