5-4
Wiring
WARNING
• Do not input a voltage or current that exceeds the specified range into a Unit or
slave. If a voltage or current that is outside the specified range is input, the Unit or
slave may fail or a fire may occur
.
Caution
• Tighten terminal block screws and cable screws to the torques specified in this
manual or in the reference manuals. Loose screws may result in fire or malfunction.
•
Do not touch devices while power is supplied or immediately after the power supply
is turned OFF
. You may get burnt.
Precautions for Safe Use
Use the methods that are specified in this manual for wiring the terminal blocks.
Precautions for Correct Use
Do not allow wire clippings or shavings to enter any Unit. Otherwise, Unit burning, failure, or
malfunction may occur. Cover the Units or take other suitable countermeasures, especially dur-
ing wiring work.
5 Installation and Wiring
5-43
NX-series NX1P2 CPU Unit Hardware User’s Manual (W578)
5-4 Wiring
5
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