Maximum Number Of Units - Omron CJ - 08-2008 Operation Manual

Basic System Configuration
2-3-5

Maximum Number of Units

The maximum number of I/O Units that can be connected to the CPU Rack
and Expansion Racks is 40, i.e., 10 each for the CPU Rack and up to three
Expansion Racks. (With CJ1M CPU Units, however, the maximum number of
Units is 20, i.e., 10 each for the CPU Rack and one Expansion Rack.) The
total number of each type of Unit is not limited according to connection loca-
tions.
Note A fatal error will occur and the CPU Unit will not operate if more than 10 I/O
Units are connected to the CPU Rack or any Expansion Rack.
Section 2-3
105