I/O Control Units And I/O Interface Units; System Configuration; Component Names - Omron CJ2 CPU UNIT User Manual

3 Nomenclature and Functions
3-7 I/O Control Units and I/O Interface
Units
An I/O Control Unit and I/O Interface Units are used to connect Expansion Racks to expand the system.
3-7-1

Component Names

CJ1W-IC101
I/O Control Unit
Output connector for
I/O Connecting Cable
Precautions for Correct Use Precautions for Correct Use
Attached the enclosed cover to the I/O Connecting Cable connector on the I/O Interface Unit
when it is not being used to protect it from dust.
3-7-2

System Configuration

Power
CPU Unit
Supply Unit
Power
Supply Unit
Power
Supply Unit
3-32
CJ1W-II101
I/O Interface Unit
C I 1
0 1
O U T
Output connector for
I/O Connecting Cable
The I/O Control Unit is connected directly to the
CJ1W-IC101
CJ2 CPU Unit. If it is not immediately to the
I/O Control Unit
right of the CPU Unit, correct operation may not
be possible.
The I/O Interface Unit is connected directly to
CPU Rack
the Power Supply Unit. If it is not immediately to
the right of the Power Supply Unit, correct oper-
I/O Connecting Cable
ation may not be possible.
CJ1W-II101
I/O Interface Unit
Expansion Rack
I/O Connecting Cable
CJ1W-II101
I/O Interface Unit
II101
O U T
IN
Input connector for
I/O Connecting Cable
CJ2 CPU Unit Hardware User's Manual