Unit-Related Alarm Codes - Omron CS1W-MCH71 MOTION CONTROL UNIT - 09-2004 Manual

Unit-related Alarm Codes

11-3-2 Errors During Normal Operation
Status
PLC WDT error
PLC cyclic service monitor error
Bus error (PC21 bus error)
Power failure (power failure prevision)
CPU fatal error
CPU non-fatal error
Event transmission warning generated
Panic generated
Unit level alarm generated
Motion task level alarm generated
Axis or MLK device slave node level alarm gen-
erated
Normal operation
System stop
11-4 Unit-related Alarm Codes
Unit-related Alarm Codes
(Codes: 0001h to 00FFh)
Name Error log
Error
code
Main board code 0370h
error
Main board RAM
error
WDC error
between the main
board and sub-
board.
Internal HW-WDT
error
Sub- board code
error
User program
error
CAM data error
RUN
-
-
-
-
-
-
-
*
-
-
-
ON
OFF
Refer to the sections 11-4 Unit-related Alarm Codes to 11-6 Axis-related
Alarm Codes for details on the alarm codes.
Among these alarm codes, the code of the alarm generated first will be output
to n+11 in the allocated bit area.
When a unit-related alarm occurs, the following bits will indicate the status:
Word
n+12.00 OB03000
n+12.01 OB03001
n+15.01 OB03031
m+38 OW0310
List of Alarm Codes
Alarm
code
Detail
code
0003h 0003h System code area error on the
main board.
0004h 0004h RAM error in the main board.
0005h 0005h WDC error was generated between
the main board and sub-board.
0006h 0006h Internal HW-WDT error
0013h 0013h System code area error on the sub-
board.
0026h 0026h User program area error.
0027h 0027h CAM data area error
LED: ON: Lit, OFF: Not lit, -: Not change, *: Custom
ERC ERH
- ON OFF
- ON→OFF -
(Recover)
- ON -
- - -
- ON -
- - -
- - -
* - *
ON - ON
ON - -
ON - -
OFF OFF OFF
- - -
Address
Alarm Occurring
Unit Alarm Occurring
Unit Alarm
Unit Alarm Code
Cause and remedy
Section 11-4
ER1 ER2 ER3
OFF OFF
- -
- -
- -
- -
- -
- -
* *
- -
- ON
- -
OFF OFF
- -
Name
Timing Rank
Any time System Disabled
stop
Any time System Disabled
stop
Any time System Disabled
stop
Any time System Disabled
stop
Any time System Disabled
stop
Any time System Disabled
stop
Any time System Disabled
stop
ER4
OFF
-
-
-
-
-
-
*
-
-
ON
OFF
-
Reset
593