Wiring The I/O Power Supply Connection Unit - Omron NX Series User Manual

4-5 Wiring the I/O Power Supply Connec-
tion Unit
The I/O Power Supply Connection Unit is used as additional I/O power supply terminals when there are
not enough I/O power supply terminals in which it is connected to the connected external devices.
This section describes how to wire the I/O Power Supply Connection Unit.
Wiring Terminals
IOV or IOG terminal
Wiring Examples
A wiring example is shown below.
I/O power supply terminals can be used for power supply for connected external devices.
It is not possible to supply I/O power from the external power supply to this Unit.
Wiring Example 1
When the I/O Power Supply Connection Unit (NX-PC0030) is connected to a Digital Input Unit (16
inputs)
NPN type (NX-ID5342)
I/O Power Supply
Connection Unit
NX-PC0030
(8 each of IOV/IOG
terminals)
A1
IOV
IOG
IOV
IOG
IOV
IOG
IOV
IOG
A8
NX-series System Unit User's Manual (W523)
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Digital Input Unit
(NPN type)
NX-ID5342
A1
B1
0
IOV
IOG 2
4
IOV
6
IOG
IOV 8
10
IOG
12
IOV
IOG 14
B8 A8
Two-wire sensor
(e.g. limit switch)
Brown (White)
B1
Blue (Black)
1
3
5
7
9
11
Three-wire sensor with
13
NPN output
15
(photoelectric sensor or
B8
proximity sensor)
Black (White)
Brown (Red)
Blue (Black)
4 Installation and Wiring
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