Omron CJ Series Connection Manual page 30

7.3.4. Parameter Settings
Set the parameters for Serial Communications Unit.
1
Double-click [0000] Main Rack
in the PLC IO Table Window to
expand the tree.
2
Right-click 00 [1500]
CJ1W-SCU42 and select Unit
Setup.
3
The View Parameters Dialog
Box is displayed. Select Port2:
Protocol macro Settings from
the pull-down list of Displayed
Parameter.
*The Port 2 on Serial
Communications Unit is used
in this document.
7．Serial Communications Connection Procedure
27