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Basic System Configuration Section 2-3
2-3-2 CJ-series CPU Rack
A CJ-series CPU Rack consists of a CPU Unit, a Power Supply Unit, various
I/O Units, and an End Cover. Up to 10 I/O Units can be connected.
Note The I/O Control Unit is required only to connect an Expansion Rack. It must
be connected next to the CPU Unit.
Name Configuration Remarks
CJ-series
CPU Rack
CJ-series CPU Unit One of each Unit required for
every CPU Rack.
Refer to the following table for
details on applicable models.
CJ-series Power Supply Unit
CJ-series Basic I/O Units A total of up to 10 Units can be
connected. (An error will occur if
11 or more Units are connected.)
CJ-series Special I/O Units
CJ-series CPU Bus Units
End Cover (CJ1W-TER01) Must be connected to the right end
of the CPU Rack. One End Cover
is provided with the CPU Unit.
A fatal error will occur if the End
Cover is not connected.
Memory Card Install as required.
Refer to the following table for
details on applicable models.
I/O Control Unit (CJ1W-IC101) Required to connect an Expansion
Rack. Must be connected next to
the CPU Unit.
POWER
PA205R
DC24V
AC240V
OUTPUT
RUN
INPUT
AC100-240V
L2/N
L1
CONTROLLER
CJ1G-CPU44
SYSMAC
PROGRAMMABLE
ERR/ALM
RUN
COMM
INH
PRPHL
OPEN
PERIPHERAL
BUSY
MCPWR
PORT
CPU UnitPower Supply Unit End Cover
(I/O Control Unit, See note.)
Memory Card
I/O Units (10 max.)
(Basic I/O Units, Special I/O Units, CPU Bus Units)
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