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Input Wiring Example An AC-type CPU Unit is shown. DC-type CPU Units don’t have power supply
outputs.
Input devices
COM
External power supply:
24 VDC at 200 mA/10-point and 20-point I/O type CPU Units
24 VDC at 300 mA/30-point and 40-point I/O type CPU Units
(Applicable to CPU Units with a power supply of 100 to 240 VAC.)
COM
00
02
01
0 CH
04
03 05
08
07 09
06 10
11
00
02
01
1 CH
04
03 05
00 01 02 0504 07 00 02
01
03COM COM COM 03 COM 06 COM
10 CH 11 CH
+
–
24 VDC at
0.2 A output
WARNING When the 24-VDC output (service power supply to the PC) is overloaded or
short-circuited, the voltage may drop and result in the outputs being turned OFF.
External safety measures must be provided to ensure safety in the system. Not
providing proper safety measures may result in serious accidents.
Wiring and Connections
Section 3-4