![background image](http://html1.mh-extra.com/html/omron/sysmac-cj1w-eip21/sysmac-cj1w-eip21_operation-manuals_742257355.webp)
13-37
13 Troubleshooting
CJ-series EtherNet/IP Units Operation Manual for NJ-series CPU Unit (W495)
13-5 Even
t L
o
g
s
13
13-5-3 Error Descr
iptions
Event name
Non-volatile Memory Error
Event code
047B 0000 hex
Meaning
An error occurred in non-volatile memory.
Source
PLC Function Module
Source details
CJ-series Unit
Detection
timing
Continuously
Error attributes
Level
Minor fault
Recovery
Error reset
Log category
System
Effects
User program
Continues.
Operation
The Unit will stop if this error is detected in self-diagnosis
when the power supply is turned ON. Operation continues
if the error occurs during operation.
System-defined
variables
Variable
Data type
Name
None
---
---
Cause and
correction
Assumed cause
Correction
Prevention
There is a source of noise nearby.
Remove any nearby sources of noise.
Use the Unit away from sources of
noise. Implement noise countermea-
sures.
Non-volatile memory failure
If the above cause does not apply,
replace the Unit.
None
Attached
information
None
Precautions/
Remarks
None
Event name
Communications Controller Error
Event code
047C 0000 hex
Meaning
An error occurred in the communications controller.
Source
PLC Function Module
Source details
CJ-series Unit
Detection
timing
After link is
established
Error attributes
Level
Minor fault
Recovery
Error reset
Log category
System
Effects
User program
Continues.
Operation
The EtherNet/IP Unit is offline. Communications are not
possible. Error responses are returned to all communica-
tions requests. Data refreshing with the CPU Unit contin-
ues.
System-defined
variables
Variable
Data type
Name
None
---
---
Cause and
correction
Assumed cause
Correction
Prevention
Noise
Cycle the power supply to the Con-
troller. Implement noise countermea-
sures.
Use the Unit away from sources of
noise. Implement noise countermea-
sures.
Communications Controller hardware
error
If the error occurs even after perform-
ing the actions described above,
replace the EtherNet/IP Unit.
None
Attached
information
None
Precautions/
Remarks
None
Содержание SYSMAC CJ1W-EIP21
Страница 8: ...Manual Structure 6 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 10: ...Sections in this Manual 8 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 20: ...Read and Understand this Manual 18 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 42: ...Revision History 40 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 68: ...1 Introduction 1 26 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 80: ...2 Installing Ethernet Networks 2 12 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 130: ...6 Testing Communications 6 4 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 206: ...7 Tag Data Link Functions 7 76 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 246: ...8 Message Communications 8 40 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 266: ...9 FTP Server 9 20 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 374: ...13 Troubleshooting 13 56 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 431: ...Index 1 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495 I Index...
Страница 436: ...Index 6 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495 Index...
Страница 437: ......