Omron NX701-17 Series Troubleshooting Manual page 41

Operation for Each Level
The way that the Controller operates when an event occurs depends on the level of the Controller
event.
Item
Definition
Event examples
(Only a few
examples are
provided here.
Refer to Section
3 Error Tables
for a list of all of
the errors.
PWR/
POWE
R
Front-
(green)
panel
indica-
RUN
*1
(green)
tors
ERRO
R (red)
RUN
output
on
Power
Sup-
ply
Unit
User
pro-
gram
NJ/NX-
execu-
series
tion
CPU
status
Unit
opera- Out-
tion puts
turned
OFF
Error
reset
Event
logs
NJ/NX-series Troubleshooting Manual (W503)
Controller errors
Major fault Partial fault
level level
These errors These errors
are serious prevent all of
errors that pre- the control in a
vent control function mod-
operations for ule other than
the entire Con- PLC Function
troller. Module.
• Non-volatile • Motion Control
Memory Data Period Exceeded
Corrupted (Motion Control
(PLC Func- Function Module)
tion)
• Communica-
tions Control-
ler Failure
(EtherCAT
Master Func-
tion Module)
Lit Lit
Not lit Lit
Lit Flashes at 1-s
intervals.
OFF ON
Stops.
Continues.
Yes No
Not possible. Depends on the
nature of the
error.
Recorded. Recorded.
(Some errors
are not
recorded.)
Level of event
Minor fault
Observation
level
These errors These errors do
prevent part of not affect sys-
the control tem control
operations in a operations.
certain function
module.
• Positive Limit • Packet Dis-
Input carded Due
Detected to Full Recep-
(Motion Con- tion Buffer
trol Function (EtherNet/IP
Module) Function
Module)
• Low Battery
Voltage (PLC
Function
Module)
Lit Lit
Lit Lit
Flashes at 1-s Not lit
intervals.
ON ON
*2 Continues. Continues.
No No
Depends on the ---
nature of the
error.
Recorded. Recorded.
1 Overview of Errors
Controller
information
Information
These are not
errors, but
appear in the
event log to
notify the user
of specific infor-
mation.
• Power
Turned ON
• Power Inter-
rupted
• Memory All
Cleared
Lit
Lit
Not lit
ON
Continues.
No
---
Recorded.
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