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MELSEC-Q
4 I/O COMBINED MODULE
4.3 QX48Y57 I/O Combined Module
• When using the module, configure the system according to Section 1.2.3 (2).
• The module uses sequential I/O numbers for input and output.
For I/O numbers of I/O combined modules, refer to Section 1.2.3.
(1) DC input specifications (positive common type)
Type
Specifications
QX48Y57 I/O combined module (input specifications) Appearance
Number of input points 8 points
Isolation method Photocoupler
Rated input voltage 24VDC (+20/-15%, ripple ratio within 5%)
Rated input current Approx. 4mA
Input derating None
ON voltage/ON current 19V or higher/3mA or higher
OFF voltage/OFF current 11V or lower/1.7mA or lower
Input resistance Approx. 5.6kΩ
Response
time
OFF ON
1ms/5ms/10ms/20ms/70ms or less (configured in PLC parameter) 1
(Default: 10ms)
ON OFF
1ms/5ms/10ms/20ms/70ms or less (configured in PLC parameter) 1
(Default: 10ms)
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
8 points/common (common terminal: TB9)
Number of occupied I/O
points
16 points (I/O assignment is set as a 16-point I/O combined module.)
Operation indicator ON indication (LED)
External connections
18-point terminal block (M3 6 screw)
Applicable wire size
Core cable: 0.3 to 0.75mm
2
(Outside diameter: 2.8mm or smaller)
Applicable crimping terminal R1.25-3 (Sleeved crimping terminals cannot be used.)
Internal current consumption
(5VDC)
80mA (TYP, all points ON)
Weight 0.20kg
1: For the setting method, refer to the Section 1.3.1.
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QX48Y57
24VDC4mA
12/24VDC
0.5A
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FUSE
01234567
8 9ABCDEF
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COM
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COM
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