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4.2.5 LX42C4 DC input module
Item Specifications Appearance
Number of input points 64 points
Rated input voltage
24VDC (ripple rate: 5% or less)
(Allowable voltage range: 20.4 to 28.8VDC)
Rated input current 4.0mA TYP. (at 24VDC)
ON voltage/ON current 19V or higher/3mA or higher
OFF voltage/OFF current 9V or lower/1.7mA or lower
Input resistance 5.7k
Response time
OFF to ON
1ms, 5ms, 10ms, 20ms, 70ms or less
(PLC parameter setting of CPU module) Initial setting is 10ms.
ON to OFF
1ms, 5ms, 10ms, 20ms, 70ms or less
(PLC parameter setting of CPU module) Initial setting is 10ms.
Dielectric withstand voltage 510VAC, 1 minute (altitude 2000m)
Insulation resistance 10M or more by insulation resistance tester
Noise immunity
By noise simulator of 500Vp-p noise voltage, 1µs noise width and 25 to 60Hz
noise frequency
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: input 64 points)
External interface
40-pin connector ( Page 64, Section 6.2.2)
5VDC internal current consumption 120mA (TYP. all points ON)
Weight 0.12kg
Derating chart
6002040
Ambient temperature( )
64 points, 35
64 points, 10
0
60
40
20
28.8V DC
26.4V DC
24V DC
Input voltage
Simultaneous
ON point
(points)
16 points/common
(total 32 points), 55
11 points/common
(total 22 points), 55
9 points/common
(total 18 points), 55
64 points, 24