Omron CPM2C - Wiring and Connections; General Precautions for Wiring

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Wiring and Connections Section 3-4
3-4 Wiring and Connections
This section provides basic information on wiring the Power Supply Unit and
Expansion I/O Units, and on connecting Programming Devices.
3-4-1 General Precautions for Wiring
!Caution Leave the protective label in place while wiring. The Unit may malfunction if
strands of wire get inside the Unit. After completing wiring be sure to remove
the label to avoid overheating.
I/O Line Noise Do not run CPM2C I/O lines in the same duct or conduit as power lines.
Hanging Ducts
Leave at least 300 mm between the power cables and the I/O or control wir-
ing, as shown in the following diagram.
Floor Ducts
Leave at least 200 mm between the wiring and the top of the duct, as shown
in the following diagram.
Protective label
CPM2C I/O lines
Control cables and
CPM2C power lines
Power cables
300 mm min
.
300 mm min
.
200 mm min.
Metal plate (iron
)
CPM2C I/O lines
Control cables and
CPM2C power lines Power cables