Omron NX1P2 series User Manual page 306

6 Troubleshooting
Event name NX Message Communications Error
Meaning An error has occurred in message communications.
Source PLC Function Module
EtherCAT Master Function Module
EtherNet/IP Function Module
NX Bus Function Module
Error attributes Level
Effects User program
System-defined Variable
variables
None
Cause and Assumed cause
correction
The communications cable is broken.
The communications cable connec-
tor is disconnected.
The NX message communications
load is high.
Attached Attached information 1: System information
information
Attached Information 2: Type of communications
0: NX bus
1: EtherCAT
65,535: Unit internal communications (routing)
Precautions/ None
Remarks
Event name PLC System Information
Meaning This event provides internal information from the PLC Function Module.
Source PLC Function Module
Error attributes Level
Effects User program
System-defined Variable
variables
None
Cause and Assumed cause
correction
This event provides internal informa-
tion from the PLC Function Module. It
is recorded to provide additional infor-
mation for another event.
Attached Attached information 1: System information
information Attached Information 2: System information
Attached information 3: System information
Attached information 4: System information
Precautions/ None
Remarks
6 - 88
Source details
Observation Recovery
Continues. Operation
Data type
---
Correction
Check the communications cable and
replace it if it is broken.
Reconnect the connector and make
sure it is mated correctly.
Reduce the number of times that
instructions are used to send NX
messages. Or, increase the value of
the TimeOut input variable to the
instruction. If more than one copy of
the Sysmac Studio is connected,
reduce the frequency of simultaneous
operations.
Source details
Information Recovery
Continues. Operation
Data type
---
Correction
---
Event code 80230000 hex
None Detection
timing
--- Log category
---
Name
---
Prevention
Check the communications cable to
see if it is operating properly.
Make sure the communications cable
is connected properly.
Reduce the number of times that
instructions are used to send NX
messages. Or, increase the value of
the TimeOut input variable to the
instruction. If more than one copy of
the Sysmac Studio is connected,
reduce the frequency of simultaneous
operations.
Event code 40150000 hex
None Detection
timing
--- Log category
Operation is not affected.
Name
---
Prevention
---
NX-series NX1P2 CPU Unit Hardware User's Manual (W578)
During NX mes-
sage communi-
cations
System
Continuously
System