Omron CQM1H - 08-2005 Operation Manual page 33

System Configuration
CQM1H-CPU11/21
8
The CQM1H-CPU11 and CQM1H-CPU21 CPU Units do not support Inner
Boards or Communications Units. The configuration is shown below.
CPU Block Only
Power Supply Unit
CPU Block and Expansion I/O Block
Power Supply Unit
Two Inner Boards
not mountable
Up to eleven Units con-
nectable as required
I/O Interface Unit
CPU Unit I/O Units or Dedicated I/O Units
(Inner Boards Up to eleven Units connectable
not mountable) as required
16 inputs built into CPU Unit
I/O Control Unit
CPU Unit
Up to five Units con-
nectable as required
Expansion I/O Cable
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Section 1-2
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