9-1 Controller Link Network Diagnostic Tool
9-1-3 Diagnosing Node Settings
9-1-3 Diagnosing Node Settings
Diagnosis Items
The settings of all nodes participating in the specified network are read and the
integrity of the overall network is diagnosed. The results of diagnosis are displayed in
three levels: Error, warning, and information.
Diagnosis item Description
The settings in the DM parameter area of the Controller Link Unit are
read and displayed.
The integrity of the overall Controller Link network is checked.
The following DM Area parameter settings are diagnosed.
Integrity of settings in the
DM parameter area
• Polling unit/polled unit settings
• CPU Bus Unit system settings
initialization specifications
(EEPROM clear specification)
• Designation of 62 nodes for
Wired Units
• Data link status storage formats
• Data link mode specifications
• Data link startup switches
• Transmission path types
• Routing table enable/disable
specifications
Status of terminating
resistance switches
The settings of the terminating resistance switches are diagnosed for
Wired Controller Link Units/Boards.
External power supply
status
The status of external power supply is diagnosed for Optical-ring
Controller Link Units/Boards.
Note
• Different Units support different settings in the DM parameter area. Check the
Operation Manual for the Unit for details.
For the Controller Link Support Board, the settings are made in the FinsGateway
driver properties. Refer to the Operation Manual for the Support Board for details.
• The status of the terminating resistance cannot be diagnosed for the following
Controller Link Units/Boards. Visually confirm the settings for these Units/Boards.
Item Units/Boards
Units for which the
terminating resistance
cannot be read
C200HW-CLK21Controller Link Unit (for C200HX/HG/HE PLCs)
CVM1-CLK21 Controller Link Unit (for CVM1/CV-series PLCs)
3G8F5-CLK21 ISA Bus Controller Link Support Board
Diagnosing Node Settings
Select Diagnose – Node Settings from the Main Menu.
9-11
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