Supplying Each Power Supply And Wiring - Omron NX Series User Manual

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Supplying Each Power Supply and Wiring

The supply method for each power supply to the NX Units is as follows.
Power supply
name
NX Unit power
supply
I/O power sup-
ply
NX-series System Unit User's Manual (W523)
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This power is supplied to the NX Units through the NX bus connectors by connecting a Unit
power supply to the Unit power supply terminals on the Communications Coupler Unit or Addi-
tional NX Unit Power Supply Units.
This power is supplied by one of the following two methods.
Refer to A-1 Data Sheet on page A-2 for the supply method of each NX Unit.
• Supply from the NX bus
This power is supplied through the NX bus connectors by connecting an I/O power supply to
the I/O power supply terminals on the Communications Coupler Unit or Additional I/O Power
Supply Units.
• Supply from external source
This power is supplied to the Units from an external source.
I/O power is supplied by connecting an I/O power supply to the I/O power supply terminals
on the Units.
4 Installation and Wiring
Description
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