Omron CJ2 - 02-2010 User Manual page 285

Rack First Word Settings
Rack
CPU Rack CIO 0100
Rack 1
Rack 2 0000
Rack 3 0140
Note Rack numbers (0 to 3) are fixed according to the order that the Racks are physically connected with cable.
The CPU Rack is always Rack 0 and the other Racks are, in order, Racks 1 to 3. These numbers cannot be
changed.
Setting First Rack Words from the CX-Programmer
Use the following procedure to set the first rack words.
1
Select the Rack/Slot Start Addresses from the Option Menu on the I/O Table Window. The fol-
lowing dialog box will be displayed.
2
Select the Rack Start Addresses Settings Option and click the OK Button.
3
In the dialog box that will appear, remove the check marks from the settings disabling the first
rack word settings and set the address of the first words for the CPU Rack and Expansion Racks
(1 to 7).
Setting
Rack Start Address
Invalid
Note 1 Up to 3 Racks can be set for any CPU Unit model.
2 Although the CX-Programmer window will display 7 Racks, only 3 Racks can be set for the CJ2 CPU Unit.
CJ2 CPU Unit Software User's Manual
First word
CIO 0120
Setting range
0 to 900
Selected or cleared
8 I/O Allocations and Unit Settings
Default
0 Same for all Racks
Selected (invalid)
8
Remarks
8-15