Omron CQM1H-CLK21 User Manual
Page 342
319
Error Log
Section 9-3
Note
1.
Applicable PLCs: CV = CVM1 and CV-series PLCs, CS/CJ = CS-series
and CJ-series PLCs, All = All models of PLC.
2.
Errors indicated by error codes 0101 to 0116 are recorded only when the
frame was discarded because transmission was impossible.
3.
Error code 0230 hex is only recorded for Controller Link Units with unit ver-
sion 1.2 or later.
0216
Hex
Backup power supply error (Opti-
cal Units only)
00 Hex
Backup
power sup-
ply error dis-
tinction:
01 Hex:
OFF to ON
02 Hex: ON
to OFF
Check the status of
the backup power
supply and power
supply cables.
No
CS/CJ
021A
Hex
Set table logic error
00 Hex
01 Hex: Net-
work param-
eters
02 Hex:
Data link
tables
03 Hex:
Routing
tables
Remake and set the
appropriate data.
Check the unit ver-
sion.
Yes
All
021B
Hex
Hardware error
00 Hex
Error status
(See note.)
Replace the Control-
ler Link Unit.
No
All
021C
Hex
Data link error inactive
Not set
Restart the Control-
ler Link Unit.
Yes
All
0220
Hex
Reduced number of participating
nodes (separated nodes)
Separated nodes 1 to 16
correspond to bits 0 to 15
(1st byte: bits 8 to 15, 2nd
byte: bits 0 to 7)
Check the node
parameters, the sep-
arated nodes,
cables, and terminat-
ing resistance set-
tings.
No
CS/CJ
0221
Hex
Separated nodes 17 to 32
correspond to bits 0 to 15
(1st byte: bits 8 to 15, 2nd
byte: bits 0 to 7)
0222
Hex
Separated nodes 33 to 48
correspond to bits 0 to 15
(1st byte: bits 8 to 15, 2nd
byte: bits 0 to 7)
0223
Hex
Separated nodes 49 to 62
correspond to bits 0 to 13
(1st byte: bits 8 to 15, 2nd
byte: bits 0 to 7)
0230
Hex
Data link stop requested
Start node
address
Stop node
address
Check the applica-
tion and Support
Software operation if
the data link was not
intentionally stopped.
Yes
CS/CJ
0300
Hex
Packet discarded
Not set
Conduct an echo-
back test and find the
cause of the error.
No
All
0601
Hex
Unit error
Not set
Check the operating
environment.
Yes
All
Error
code
Contents
Detail code
Correction
Written to
EEPROM
Applicable
PLC
1st byte
2nd byte