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APPENDICES
A
Appendix 3 Link Special Relay (SB) List
SB0072
Scan mode setting
information
Stores the scan mode setting status.
OFF: Asynchronous mode
ON: Synchronous mode
SB0073
Operation status
specified for CPU stop
error
Stores the operating status during a CPU stop error due to parameters.
OFF: Stop
ON: Continue
SB0074
Reserved station
specification status
Stores the reserved station specification status due to parameters. The
reserved station number can be checked using Reserved station setting
status (SW00C0 to SW00C7).
OFF: Not specified
ON: Specified
SB0075
Error invalid station
setting status
Stores the Error invalid station setting status due to parameters. The
station No. set for the error invalid station can be checked by Error
invalid station setting (SW00D0 to SW00D7).
OFF: Not specified
ON: Specified
SB0077
Parameter reception
status
Stores the parameter reception status from the master station.
OFF: Reception completed
ON: Reception not completed
×
SB0078
Loopback function
setting status
Stores the setting status of the loopback function configured by the
parameter.
OFF: Not used
ON: Used
×
SB007A Event history status
Stores the network event history occurrence.
OFF: No event history
ON: Event history found
If the event history is found, the cumulative number of network event
history can be checked by the Event count (SW007A).
Depending on the timing of the link refresh, the update of Event count
(SW007A) may be offset by one sequence scan.
This area is cleared when Event count clear (SB0009) is turned on.
SB007B
Input data status of
data link faulty station
Stores the own station's setting status for "Data Link Disorder Station
Setting".
OFF: OFF or cleared to 0
ON: Hold
SB007D
Hold/clear status
setting for CPU STOP
Stores the own station's setting status for "Output Setting during CPU
STOP".
OFF: Hold
ON: Clear (ALL OFF)
SB0090
Hardware test
completion status
Stores the hardware test completion status.
OFF: Not executed or execution in progress
ON: Completed
If completed, the completion status can be checked by Hardware test
normal/abnormal end (SB0091).
Number Name Description
Availability
Master
station
(safety
station)
Local
station