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Installation and Wiring
This section describes how to install and wire the Safety Control Units.
3-1 Installing Units
.............................................................................................. 3 - 2
3-1-1 Installing NX Units ........................................................................................ 3 - 2
3-1-2 Attaching Markers......................................................................................... 3 - 4
3-1-3 Removing Units ............................................................................................ 3 - 5
3-1-4 Installation Orientation .................................................................................. 3 - 6
3-2 Power Supply Types and Wiring................................................................. 3 - 8
3-2-1 Applications of I/O Power Supply and Supply Methods................................ 3 - 8
3-2-2 Calculating the Total Current Consumption from I/O Power Supply ............. 3 - 9
3-3 Wiring the Terminals .................................................................................. 3 - 10
3-3-1 Wiring to the Screwless Clamping Terminal Blocks.................................... 3 - 10
3-3-2 Checking Wiring.......................................................................................... 3 - 23
3 - 1
NX-series Safety Control Unit User's Manual (Z930)
3
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