Omron NX701-17 Series Troubleshooting Manual page 88

3 Error Tables
Errors Related to Tasks
The manual names are given below for the catalog numbers given in the Reference column of the
event table.
Cat. No.
W501
Event code Event name
60020000 hex Task Execu-
tion Timeout
60030000 hex I/O Refresh-
ing Timeout
Error
60040000 hex Insufficient
System Ser-
vice Time
Error
60010000 hex Task Period
Exceeded
60050000 hex Task Period
Exceeded
3-10
NJ/NX-series CPU Unit Software User's Manual
Meaning Assumed cause
Task execution • The timeout detection time set-
exceeded the time- ting is too short.
out detection time.
• The task period setting is too
short.
• A user program is too large.
• The number of times that pro-
cessing is repeated is larger
than expected.
• Task Priority Error
• Frequent Event Task Execution
Consecutive I/O • The task period setting is too
refresh failures short.
occurred during the
• Task Priority Error for Periodic
primary periodic
Tasks and Event Tasks
task or periodic task
• There are too many Units and
period.
slaves that perform I/O refresh
in the task period.
• Frequent Event Task Execution
The specified sys- • There was not sufficient time to
tem service execu- execute the tasks and tag data
tion time could not link service.
be obtained.
• The system service execution
interval is too short or the sys-
tem service execution time ratio
is too long in the System Ser-
vice Monitoring Settings.
Task execution was • The task period setting is too
not completed short.
during the set task
• A user program is too large.
period for the pri-
• The number of times that pro-
mary periodic task
cessing is repeated is larger
or a periodic task.
than expected.
• Task Priority Error for Periodic
Tasks and Event Tasks
• Frequent Event Task Execution
Task execution was • The task period setting is too
not completed short.
during the set task
• A user program is too large.
period for the pri-
• The number of times that pro-
mary periodic task
cessing is repeated is larger
or fixed periodic
than expected.
task.
• Task Priority Error for Periodic
Tasks and Event Tasks
• Frequent Event Task Execution
Manual name
Level
Maj Prt Min Obs Info
S
S
S
S
S
NJ/NX-series Troubleshooting Manual (W503)
Reference
W501
W501
W501
W501
W501