User`s manual
Memory capacity CPU modules
MELSEC System Q, Hardware 4 – 19
Universal model QCPU
● Q00UJCPU, Q00UCPU, Q01UCPU, Q02UCPU and Q03U(E)CPU
● Q04UD(E)CPU to Q26UD(E)CP
The CPU module can execute up to 124 programs.
Drive Memory type Q00UJ Q00U Q01U Q02U
Q03U
Q03UE
No. 0
(CPU module built-in
memory)
Program memory [Steps] 10 k 15 k 20 k 30 k
Program memory [kByte] 40 60 80 120
Storable number of files 32 64 124
No. 1 Memory card (RAM) — max. 8 MB
Storable number of files max. 319
No. 2 Flash card (ROM) — max. 4 MB
ATA card max. 32 MB
Storable number of files Flash card (ROM):
max. 288
ATA card: max. 511
No. 3
(CPU module built-in
memory)
RAM [kByte] — 128 128 192
Storable number of files — 1 3 3
No. 4
(CPU module built-in
memory)
Standard ROM [kByte] 256 512 512 1024
Storable number of files 128 128 256
Tab. 4-9: Storable data of Universal model QCPUs Q00UJ, Q00U, Q01U, Q02U and
Q03U(E)
Drive Memory type
Q04UDH
Q04UDEH
Q06UDH
Q06UDEH
Q10UDH
Q10UDEH
Q13UDH
Q13UDEH
Q20UDH
Q20UDEH
Q26UDH
Q26UDEH
No. 0
(CPU module built-in
memory)
Program memory [Steps] 40 k 60 k 100 k 130 k 200 k 260 k
Program memory [kByte] 160 240 400 520 800 1040
Storable number of files 124
252
No. 1 Memory card (RAM) max. 8 MB
Storable number of files max. 319
No. 2 Flash card (ROM) max. 4 MB
ATA card max. 32 MB
Storable number of files Flash card (ROM): max. 288
ATA card: max. 511
No. 3
(CPU module built-in
memory)
RAM [kByte] 256 768 1024 1280
Storable number of files 3
No. 4
(CPU module built-in
memory)
Standard ROM [kByte] 512 1024 2048 4098
Storable number of files 256
Tab. 4-10: Storable data of Universal model QCPUs Q04UD(E)CPU to Q26UD(E)CP