Omron NJ-series User Manual page 496

Event name Insufficient System Service Time Error
Meaning The specified system service execution time could not be obtained.
Source PLC Function Module
Error attributes Level
Effects User program
System-defined Variable
variables
_<Task_name>_Exceeded
_<Task_name>_ExceedCount
_<Task_name>_LastExecTime
_<Task_name>_MaxExecTime
Cause and Assumed cause
correction
There was not sufficient time to exe-
cute the tasks and tag data link ser-
vice.
The system service execution interval
is too short or the system service exe-
cution time ratio is too long in the Sys-
tem Service Monitoring Settings.
Attached None
information
Precautions/ None
Remarks
* For details, refer to I/O Operation for Major Fault Level Controller Errors on page 12-7.
NJ-series CPU Unit Software User's Manual (W501)
Source details
Major fault Recovery
Stops. Operation
Data type
BOOL
UDINT
TIME
TIME
Correction
Check the available time for task exe-
cution and the tag data link settings.
Increase the task periods or the
packet intervals (RPI) in the tag data
link settings to obtain enough time for
execution of the tasks and tag data
link service.
Check the effect on the processes
executed by the system services with
this operation and increase the sys-
tem service execution interval or
reduce the system service execution
time ratio.
12 Troubleshooting
Event code 60040000 hex
None Detection
timing
Cycle the power Log category
supply or reset
the Controller.
Stops.*
Name
Task Period Exceeded Flag
Task Period Exceeded Count
Last Task Execution Time
Maximum Task Execution Time
Prevention
Set the System Service Monitoring
Settings according to the corrections
that are given on the left.
Continuously
System
12
12-25