Omron CJ Series, Operation Manual

Page: 385 / 415

10-1 Controller Link Network Diagnostic Tool
10-1-2 Diagnosing Network Status
10-8
Correct the network so that there are no more than two hierarchies using
T-branches, and then restart the Diagnostic Tool. For details, refer to the
Controller
Link Repeater Unit Operation Manual .
•
The background of the node icon will be displayed in red when there are errors in a
Controller Link Unit or CPU Unit.
•
Information on errors at nodes will be displayed in the diagnosis results area.
•
Errors shown in the diagnosis results area can be double-clicked to display details on
the error. (Details on the error can also be displayed by double-clicking node icons
with red backgrounds.)
Note Errors shown in the diagnosis results area can be double-clicked to display details on
the error. When this is done, the contents of the Auxiliary Area or AR and SR Areas
are automatically read from the CPU Unit and stored in a file. The file is stored as
required in a log file in the folder where the CX-Integrator is installed. The file is in CSV
(text) format.
File names consist of the node address and the time from the PLC.
PLC model Read area
CS Series Auxiliary Area, A000 to A959
CJ Series Auxiliary Area, A000 to A959
CVM1/CV Series Auxiliary Area, A000 to A511
C200HX/HG/HE AR Area, AR 00 to AR 27
SR Area, SR 236 to SR 289
CQM1H Series AR Area, AR 00 to AR 27
SR Area, SR 190 to SR 243
Computers (or NS-series
Programmable Terminals,
Open Network Controllers,
etc.)
Cannot be read.
The Auxiliary Area and AR/SR Areas contain details on error status, the time when the
power was turned ON to the PLC, etc. This file can be used later for analysis.