4-1
Installing NX Units
This section describes how to install NX Units.
Refer to the user’s manual for the CPU Unit, Communications Coupler Unit, or Communication Control
Unit to which NX Units are connected for information on preparations of installation and installation in
a control panel.
4-1-1
Installing NX Units
This section describes how to mount two NX Units to each other.
Always turn OFF the power supply before you mount NX Units.
Always mount NX Units one at a time. If you attempt to mount multiple NX Units that are already con-
nected together, the connections between the NX Units may separate from each other and fall.
4 Installation and Wiring
4-2
NX-series System Units User's Manual (W523)
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