Installation And Wiring - Omron NX-ID User Manual

Installation and Wiring

NX-series Digital I/O Unit User's Manual (W521)
This section describes how to install the NX Units, the types of power supplies provided
to the NX Units and wiring methods, and how to wire the NX Units.
4-1 Installing NX Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2
4-1-1 Installing NX Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2
4-1-2 Attaching Markers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4
4-1-3 Removing NX Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-6
4-1-4 Installation Orientation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-7
4-2 Power Supply Types and Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-9
4-2-1 Applications of I/O Power Supply and Supply Methods . . . . . . . . . . . . . . . . . . 4-9
4-2-2 Calculating the Total Current Consumption from I/O Power Supply . . . . . . . . .4-11
4-3 Wiring the Terminals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-12
4-3-1 Wiring to the Screwless Clamping Terminal Block . . . . . . . . . . . . . . . . . . . . . 4-12
4-3-2 Wiring to M3 Screw Terminal Block . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-31
4-3-3 Wiring to MIL/Fujitsu Connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-35
4-3-4 Checking the Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-39
4-4 Wiring Examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-40
4-4-1 Wiring the Input Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-40
4-4-2 Precautions when Wiring to the Output Units . . . . . . . . . . . . . . . . . . . . . . . . . 4-52
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