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4 - 9
4 Installation and Wiring
NX-series Digital I/O Unit User’s Manual (W521)
4-2 Wiring
th
e Power Sup
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2-2 Supp
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The supply method for each power supply to the NX Units is as follows.
4-2-2
Supplying Each Power Supply and Wiring
Power supply name
Description
NX Unit power sup-
ply
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 Additional NX Unit Power Supply Units.
I/O power supply
This power is supplied by one of the following two methods.
Refer to
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 Addi-
tional 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 termi-
nals on the Units.
Содержание NX-IA3117
Страница 34: ...Sections in this Manual 32 NX series Digital I O Unit User s Manual W521...
Страница 52: ...1 Features and System Configuration 1 18 NX series Digital I O Unit User s Manual W521...
Страница 56: ...2 Specifications 2 4 NX series Digital I O Unit User s Manual W521...
Страница 152: ...5 I O Refreshing 5 36 NX series Digital I O Unit User s Manual W521...
Страница 204: ...8 Digital Mixed I O Units 8 8 NX series Digital I O Unit User s Manual W521...
Страница 224: ...9 Troubleshooting 9 20 NX series Digital I O Unit User s Manual W521...
Страница 230: ...10 Inspection and Maintenance 10 6 NX series Digital I O Unit User s Manual W521...
Страница 290: ...Appendices A 60 NX series Digital I O Unit User s Manual W521 Installation Height 100 71 Unit mm...
Страница 337: ...I 1 I NX series Digital I O Unit User s Manual W521 Index...
Страница 340: ...I 4 NX series Digital I O Unit User s Manual W521 Index...