Omron NX1P2 series

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5 Installation and Wiring
NX-series NX1P2 CPU Unit Hardware User’s Manual (W578)
5-5 Control Panel Installation
5
5-5-5 Electrical Environment
• Either install the Controller a minimum of 200 mm away from high-voltage lines or power lines, or
place the high-voltage lines or power lines in metal tubing and completely ground the metal tubing
to 100  or less.
 Other Precautions
• Digital I/O Units have both plus and minus commons, so pay attention to the polarity when wiring.
Example: Separating Controller from Power Lines
Metal tubing
200 mm
200 mm
High-voltage power panel
Power lines
Power
lines
Ground to 100 Ω or less
Controller
Controller