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Appendices
A - 62 EtherCAT Communication Unit USER’S MANUAL (I574-E1)
The items that are used to describe individual errors (events) are described in the following copy of an
error table.
*1. One of the following:
Major fault: Major fault level
Partial fault: Partial fault level
Minor fault: Minor fault level
Observation
Information
*2. One of the following:
Automatic recovery: Normal status is restored automatically when the cause of the error is removed.
Error reset: Normal status is restored when the error is reset after the cause of the error is removed.
Cycle the power supply: Normal status is restored when the power supply to the Controller is turned OFF and then back
ON after the cause of the error is removed.
Controller reset: Normal status is restored when the Controller is reset after the cause of the error is removed.
Depends on cause: The recovery method depends on the cause of the error.
*3. One of the following:
System: System event log
Access: Access event log
*4. One of the following:
Continues: Execution of the user program will continue.
Stops: Execution of the user program stops.
Starts: Execution of the user program starts.
A-6-2 Error Descriptions
Controller Error Descriptions
Event name Gives the name of the error. Event code Gives the code of the error.
Meaning Gives a short description of the error.
Source Gives the source of the error. Source details Gives details on
the source of the
error.
Detection
timing
Tells when the
error is detected.
Error attributes Level Tells the level of
influence on con-
trol.*1
Recovery Gives the recov-
ery method.*2
Log category Tells which log
the error is saved
in.*3
Effects User program Tells what will hap-
pen to execution of
Operation Provides special information on the operation that results
from the error.
Indicators Gives the status of the built-in EtherNet/IP port and built-in EtherCAT port indicators. Indicator status is given only for
errors in the EtherCAT Master Function Module and the EtherNet/IP Function Module.
System-defined
variables
Variable Data type Name
Lists the variable names, data types, and meanings for system-defined variables that provide direct error notification,
that are directly affected by the error, or that contain settings that cause the error.
Cause and cor-
rection
Assumed cause Correction Prevention
Lists the possible causes, corrections, and preventive measures for the error.
Attached
information
This is the attached information that is displayed by the Sysmac Studio or an NS-series PT.
Precautions/
Remarks
Provides precautions, restrictions, and supplemental information.
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