PART 2: CX-Server PLC Tools
OMRON CHAPTER 11 – Routing Tables
CX-Server PLC Tools_ Page 141
Gateway Counter Setting
When using CX-Programmer Ver.5.0 or later, the GCT (Gateway counter) value contained in the
FINS header can be set under Set Gateway Counter in the Routing Table Dialog Box.
Note: CX-Programmer Ver.4.0 or earlier do not provide the GCT (Gateway counter) setting option.
Setting the Gateway Counter Value for Each PLC
The GCT value setting range depends on the CPU Unit being used, as follows:
• CS/CJ-series CPU Unit Ver. 3.0 or CP-series CPU Unit
The GCT (Gateway counter) value can be set to 02 hex or 07 hex.
Set the GCT value under Set Gateway Counter during routing table setup using the following
procedure.
1. Setting the Gateway Counter Offline:
Open the PLC Routing Table window, select the Unit Tab in the directory list, and then right-click
the icon for the local PLC node.
Setting the Gateway Count Online:
Open the PLC Routing Table window, select the Network Tab in the directory list, and then
right-click the icon for a PLC node in the network.
The following Gateway Counter Setting Dialog Box will be displayed.
2. Select either Standard or Expand(7), and then click the OK Button.
Standard: Communications across up to three network levels (GCT = 02 hex)
Expand(7): Communications across up to eight network levels (GCT = 07 hex)
The GCT value will be displayed in the Main View, Overview, and Table View Screens.
Main View Overview Table View
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