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CP1E CPU Unit Hardware User’s Manual(W479)
A-3-1 CPU Units................................................................................................................................. A-13
A-3-2 Expansion I/O Units..................................................................................................................A-16
A-3-3 Expansion Units........................................................................................................................A-23
A-3-4 Serial Communications.............................................................................................................A-28
A-4 Wiring for Serial Communications.......................................................................................A-33
A-4-1 Recommended RS-232C Wiring .............................................................................................. A-33
A-4-2 Recommended RS-422A/485 Wiring .......................................................................................A-36
A-4-3 Converting the Built-in RS-232C Port to RS-422A/485 ............................................................ A-37
A-4-4 Reducing Electrical Noise for External Wiring .......................................................................... A-41
A-5 Expansion Specifications of External Power Supply.........................................................A-42