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CPU Unit Components and Functions Section 2-2
CJ1 CPU Units
2-2-3 Units Classifications
The CJ-series CPU Units can exchange data with CJ-series Basic I/O Units,
CJ-series Special I/O Units, and CJ-series CPU Bus Units, as shown in the
following diagram.
Model I/O bits Program
capacity
Data Memory
capacity
(See Note.)
Ladder
instruction
processing
speed
Internal com-
munications
ports
Optional
products
CJ1G-CPU45 1,280 bits
(Up to 3
Expansion
Racks)
60 Ksteps 128 Kwords 0.08 µs Peripheral port
and
RS-232C port
(one each)
Memory Cards
CJ1G-CPU44 30 Ksteps 64 Kwords
CJ-series
CPU Unit
CJ-series
Basic I/O Units
CJ-series
Special I/O Units
CJ-series
CPU Bus Units
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