Omron Sysmac NX-TBX01, User Manual

Page: 37 / 172

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1 Features and System Configuration
NX-series System Units User’s Manual (W523)
1-
1 Feat
ures an
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ype
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-1-2
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ystem Unit T
ypes
The terminal block is a screwless clamping terminal block.
You can connect the wires simply by pushing the ferrules into the terminals. The amount of wiring work
is reduced without requiring the use of screws.
The types of System Units are as follows.
Refer to 1-3 Model List on page 1-7 for details on System Unit models.
Simple I/O Wiring with a Screwless Clamping Terminal Block
1-1-2 System Unit Types
Type Purpose
System Units These Units are used as required to build a CPU Rack or
a Slave Terminal.
Additional NX Unit Power
Supply Unit This Unit is used when the NX Unit power supply is insuffi-
cient.
Additional I/O Power Sup-
ply Unit This Unit is used when the I/O power supply is insufficient
or to separate the I/O power supply in the CPU Rack or
Slave Terminal. This Unit must be used when the type of
the I/O power supply for the NX Unit that is used in a CPU
Rack is the supply from NX bus.
I/O Power Supply Connec-
tion Unit This Unit is used when the I/O power supply terminals are
insufficient for connections to external I/O devices.
Shield Connection Unit This Unit is used to ground more than one shield from
external I/O connections to the same ground.