Omron SYSMAC NX-CIF105 - Installation and Wiring

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NX-series Communications Interface Units User’s Manual (W540)
This section describes how to install the CIF Units, how to wire the power supplies
used in the NX Units, and how to wire the CIF Units.
4-1 Installing NX Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2
4-2 Connecting the Power Supply and Ground Wires . . . . . . . . . . . . . . . . . . . 4-3
4-3 Wiring the Terminals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4
4-3-1 Wiring the Screwless Clamping Terminal Blocks . . . . . . . . . . . . . . . . . . . . . . . 4-4
4-3-2 Wiring the D-Sub Connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-19
4-4 Wiring Communications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-20
4-4-1 Terminal Arrangement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-20
4-4-2 Connecting to Serial Communications Devices . . . . . . . . . . . . . . . . . . . . . . . 4-23
4-4-3 Examples of Recommended RS-232C and RS-422A/485 Wiring . . . . . . . . . 4-27
Installation and Wiring