Mitsubishi Q170MCPU User Manual page 95

3 DESIGN
(7) Example of average power consumption calculation
(a) System configuration
Q170M
CPU
QX40
(b) 5VDC/24VDC current consumption of each module
Model name
Q170MCPU
(Note)
QX40
Q173DPX
MR-HDP01
(Note)
QY40P
QJ71LP21-25
(Note)
Q62DA
(Note)
Q55B
(Note) : 5VDC internal current consumption of shared equipments with PLC might be
changed. Be sure to refer to the MELSEC-Q series PLC Manuals.
(c) Total power consumption for logic 5VDC circuits of all modules
W = (2.00 + 0.05 + 0.38 + 0.06
5V
17.975 [W]
(d) Power consumption of internal power supply
1
W =
PW
4
(e) A total of 24VDC average power consumption of the output module
W = 1.60
24V
(f) Average power consumption due to voltage drop in the output section of the
output module
W = 0.1
OUT
(g) Average power consumption of the input section of the input module
W = 0.004
IN
Q173D QY40P QJ71
PX LP21-25
MR-HDP01
MR-HDP01
2.00 [A]
0.05 [A]
0.38 [A]
0.06 [A]
0.065 [A]
(Note)
0.55 [A]
0.33 [A]
0.10 [A]
17.975 = 4.494 [W]
24 1 = 38.4 [W]
0.2 16 1 = 0.32 [W]
24 16 1 = 1.536 [W]
3 - 14
Q55B
Q62DA
5VDC
2 + 0.065 + 0.55 + 0.33 + 0.10)
24VDC
—
—
—
—
1.60 [A]
—
0.12 [A]
—
5 =