Mitsubishi MELSEC System Q Manual page 26

Power Supply Modules
Selection of an appropriate power supply
The total current consumption of the installed modules must be smaller than the rated output
current of the power supply module. Reduce the number of modules on the base unit, if the cur-
rent consumption is too high.
Example calculation of the total current consumption
BASE UNIT
MODE L Q38B
SERIA L 02050 20E01
Module
Q06HCPU
QX80
QX80
QY80
Q64AD
QJ71BR11
Total current consumption
The total current consumption is 2.42 A. The installed power supply module is able to deliver a
current of 6 A. This configuration will work without problems.
3 – 6
Q06H CPU
0 1 2 3 4 5 6 7
8 9 A B C D E F
MODE
POWER
RUN
ERR.
USER 1
BAT.
2
BOOT
3
4
5
6
7
8
9
00017 -A
A
B
PULL
C
D
USB E
F
NC
COM
24VDC
RS-23 2
4mA
MITS UBIS HI
Description Current consumption
CPU module 0.64 A
Digital input module 0.16 A
Digital input module 0.16 A
Digital output module 0.008 A
A/D-converter module 0.63 A
MELSECNET/H module 0.75 A
2.42 A
QJ71BR11
RUN
Y80
0
T.PASS
0 0 1 2 3 4 5 6 7
0 1 2 3 4 5 6 7 SD
8 9 A B C D E F
8 9 A B C D E F ERR.
FUSE
V+
L
C STATION NO.
V-
1
H
1 L X10
1
I+
2
L
2
SLD
3
L X1
3
V+
4 0
L 0
4 C
0
V-
0 5 1
H MODE
L 1
5
1 2 I+
1 6 2
6 L 2
2 SLD
7 3
2 L
7 3
V+
3
8 4
3 L
8 C
4
V-
4 H
9 5
4 L
9 3
5 I+
5 A
5 L 6
A
6 SLD
6 B
6 L 7
B
7 V+
7 C
C L 8
7 C
8
V-
8 D
L H
D 9
8
4 I+
9
E
9 L
E A
9
A SLD
F
A L
F
A B
B A.G.
COM
B
NC
B C
C (FG)
COM C
D
C A/D
D
12VDC
0~±10V
D
24VDC E
D 0~20mA
24VDC E
0.5A
E
4mA
E F
F
F
F QJ71BR11
The MELSEC System Q
MNG
D.LINK
RD
L ERR.
MITSUBISHI ELECTRIC