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6 Conformance to EC Directives
Observe the following precautions when installing the C200HX/HG/HE PCs that
conform to the EC Directives.
Provide reinforced insulation or double insulation for the DC power source con-
nected to the DC I/O Unit and for the Power Supply Unit.
Use a separate power source for the DC I/O Unit from the external power supply
for the Relay Output Unit.
Conformance to EC Directives
6