User`s manual

Selecting I/O modules Input and output modules
MELSEC System Q, Hardware 6 – 3
Number of simultaneously set inputs
The number of signals, which can be turned ON simultaneously in an input module, varies
according to the input voltage and ambient temperature. The number of inputs, which can be
turned ON simultaneously is shown in the following diagrams.
QH00032C, QH00033C_UK, QH00034C_UK, QH00080C_UK
Fig. 6-1: Maximum number of inputs simultaneously ON
100
90
80
70
60
50
40
0102030
40 5055
120 V AC
132 V AC
%
[C] °
28.8 V DC
100
90
80
70
60
50
40
0102030
40 5055
%
[C]
°
26.4 V DC
24 V DC
28.8 V DC
100
90
80
70
60
50
40
0102030
40 5055
%
[C]
°
100
90
80
70
60
50
40
0 102030405055
%
87.5 % 55 C (264 V)
°
100 % 55 C (240 V) °
100 % 45
C
°
[C] °
Ambient temperature
Ambient temperature
QX10, QX10TS
QX41, QX41-S1, QX81, QH42P
QX28
Number of inputs simultaneously ON (%)
Ambient temperature
Number of inputs simultaneously ON (%)
Number of inputs simultaneously ON (%)
Ambient temperature
QX42, QX42-S1 QX82, QX82-S1
Number of inputs simultaneously ON (%)