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MELSEC-Q
2 INPUT MODULE SPECIFICATIONS
2.12 QX42-S1 DC Input Module (Positive Common Type)
Type
Specifications
DC input module (Positive common type)
QX42-S1 Appearance
Number of input points 64 points
Isolation method Photocoupler
Rated input voltage 24VDC (+20/-15%, ripple ratio within 5%)
Rated input current Approx. 4mA
Input derating
Refer to the derating chart.
ON voltage/ON current 19V or higher/3.0mA or higher
OFF voltage/OFF current 9.5V or lower/1.5mA or lower
Input impedance Approx. 5.6kΩ
Response
time
Set value 1 0.1 0.2 0.4 0.6 1
OFF to ON
TYP. 0.05ms 0.15ms 0.30ms 0.55ms 1.05ms
MAX. 0.12ms 0.20ms 0.40ms 0.60ms 1.20ms
ON to OFF
TYP. 0.15ms 0.20ms 0.35ms 0.60ms 1.10ms
MAX. 0.20ms 0.30ms 0.50ms 0.70ms 1.30ms
Dielectric withstand voltage 560VAC rms/3 cycles (altitude 2000m)
Insulation resistance 10MΩ or more by insulation resistance tester
Noise immunity
By noise simulator of 500Vp-p noise voltage, 1 s noise width
and 25 to 60Hz noise frequency
First transient noise IEC61000-4-4: 1kV
Protection degree IP2X
Common terminal arrangement
32 points/common (common terminal: 1B01, 1B02, 2B01, 2B02)
Number of occupied I/O points 64 points (I/O assignment is set as a 64-point high-speed input module.)
Operation indicator ON indication (LED), 32 point switch-over using switch
External connections
40-pin connector
Applicable wire size
0.088 to 0.3mm
2
(For A6CON1 or A6CON4) 2
Applicable connector
A6CON1, A6CON2, A6CON3, A6CON4 (optional)
Applicable connector/terminal
block converter module
A6TBXY36, A6TBXY54, A6TBX70
Internal current consumption
(5VDC)
90mA (TYP. all points ON)
Weight 0.18kg
1: Configured in PLC parameter. (Default: 0.2ms)
A response time setting value can be changed in GX Developer (SW5D5C-GPPW or later).
For the setting method, refer to Section 1.3.1.
2: When
using
A6CON2 or A6CON3, refer to Chapter 7.
QX42-S1
24VDC
4mA
QX42-S1
DISPLAY
F L
01234567
8 9 ABCDEF
01234567
8 9 ABCDEF
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