6.4 Troubleshooting System Errors
6-19
6
Maintenance and Inspection
( 4 ) System Service Execution Status
[ a ] Data Trace Execution Status
[ b ] Latest Data Trace Record Numbers
( 5 ) Alarm Counter and Alarm Clear
( 6 ) System I/O Error Status
Name
Register No.
Remarks
Reserved by the system.
SW00090 to
SW00097
Existence Of Data Trace Definition
SW00098
Bit 0 to 3 = Group 1 to 4
Definition exists = 1, No definition = 0
Data Trace Execution Status
SW00099
Bit 0 to 3 = Group 1 to 4
Trace stopped = 1, Trace executing = 0
Name
Register No.
Remarks
Data Trace Group 1
SW00100
Latest record number
Data Trace Group 2
SW00101
Latest record number
Data Trace Group 3
SW00102
Latest record number
Data Trace Group 4
SW00103
Latest record number
Name
Register No.
Remarks
Number of Alarm Occurrences
SW00190
The number of alarm occurrences.
Number of Alarm History Records
SW00191
The number of alarms in the alarm history.
Clear Alarms
SW00192
1: Alarm cleared
2: The number of alarm occurrences and alarm
history cleared
Name
Register No.
Remarks
I/O Error Count
SW00200
Number of I/O errors
Input Error Count
SW00201
Number of input errors
Input Error Address
SW00202
Latest input error address (OW
register
number)
Output Error Count
SW00203
Number of output errors
Output Error Address
SW00204
Latest output error address (OW
register
number)
Reserved by the system.
SW00205
(Not used.)
SW00206
SW00207
I/O Error Status
SW00208 to
SW00215
Slot 0 error status
(Differs depending on the installed module or error
code.)
SW00216 to
SW00223
Reserved by the system.
SW00224 to
SW00231
Slot 1 error status
(Differs depending on the installed module or error
code.)
SW00232 to
SW00239
Slot 2 error status
(Differs depending on the installed module or error
code.)
SW00240 to
SW00247
Slot 3 error status
(Differs depending on the installed module or error
code.)
