Omron CS1D DUPLEX SYSTEM - 10-2009 Operation Manual page 285

Online Addition of Units and Backplanes
Online Addition of a Unit and Backplane
1,2,3... 1. Mount the additional Unit in the Expansion Backplane and connect the CS-
series Connecting Cables to the operating PLC.
Note When the cables are duplexed, always verify that both cables are
connected properly. When adding a Rack, also verify that the con-
necting Rack is the last Expansion Rack (or CPU Rack). Verify that
the END RACK Indicator is lit in the Rack's CS1D I/O Control Unit or
CS1D I/O Interface Unit.
When the Connecting Cables
are duplexed, all of the cables
must be connected properly
before adding a Rack.
Verify that the
END RACK
indicator is lit.
2. Turn ON the power supply to the Rack that was added.
3. Follow steps 2 to 6 in the above Online Addition of Units procedure to use
the CX-Programmer to add the Unit.
Becomes slot 2.
When adding a Unit and
Note:
Backplane, always tighten the
screws and verify that the Unit
is secure.
Section 7-7
Select reflection.
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