CJ1 Ordering Guide
CPU Selection
J CPUs
CPU Model Description/Specifications
Part number
No. of I/O
points
Max. no. of modules,
Max. no. of expansions capacity
(See Note 2.)
Program
Data memory capacity
(See Note 1.)
LD
Standards
instruction
processing
speed
2,560
0.02 µs
UC, CE
40 modules, up to 3
expansion racks
120K steps 256K words
CJ1H-CPU66H
(DM: 32K words,
EM: 32K words x 7 banks)
40 modules, up to 3
expansion racks
60K steps
60K steps
30K steps
20K steps
10K steps
20K steps
128K words
CJ1H-CPU65H
CJ1G-CPU45H
CJ1G-CPU44H
CJ1G-CPU43H
CJ1G-CPU42H
CJ1M-CPU23
(DM: 32K words,
EM: 32K words x 3 banks)
1,280
0.04 µs
40 modules, up to 3
expansion racks
128K words
(DM: 32K words,
EM: 32K words x 3 banks)
30 modules, up to 2
expansion racks
64K words
(DM: 32K words,
EM: 32K words x 1 bank)
960
30 modules, up to 2
expansion racks
64K words
(DM: 32K words,
EM: 32K words x 1 bank)
30 modules, up to 2
expansion racks
64K words
(DM: 32K words,
EM: 32K words x 1 bank)
32K words (DM only,
no EM)
.1 µs
640
20 modules,
1 expansion rack
10 modules, no
expansion racks
320
160
640
10K steps
5K steps
20K steps
CJ1M-CPU22
CJ1M-CPU21
CJ1M-CPU13
32K words (DM only,
no EM)
.1 µs
20 modules,
1 expansion rack
10 modules, no
expansion racks
320
160
10K steps
5K Steps
CJ1M-CPU12
CJ1M-CPU11
Note: 1. The available data memory capacity is the sum of the Data Memory (DM) and the Extended Data Memory (EM). However,
there is no EM on CJ1M CPUs.
2. Three CJ1M CPUs (CJ1M-CPU21, CJ1M-CPU22 and CJ1M-CPU23) also incorporate built-in I/O. Refer to the CPU Overview
Section for more information.
J Memory Cards
Item
Description/Specifications
Standards
L, CE
Part number
HMC-EF172
HMC-EF372
HMC-EF672
HMC-AP001
Flash Memory Cards
15 MB
30 MB
64 MB
Memory Card Adapter
Mounts a memory card to fit the PCMCIA card slot on a computer
J Batteries
Item
Description/Specifications
Standards
L, CE
Part number
Battery Set
Can also be used with CPM2A and CQM1H PLCs.
This battery cannot be used for CS1 Series PLCs.
CPM2A-BAT01
Can be used with CJ1M only.
CJ1W-BAT01
This battery cannot be used for CJ1G/H, CPM2A, or CS1 Series
PLCs.
B-118
Programmable Controller CJ1