Mitsubishi Electric MELSEC Q80BD-J71GF11-T2, User Manual

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192
APPX
Appendix 3 Link Special Relay (SB) List
SB0072 Scan mode setting
information Stores the scan mode setting status.
• OFF: Asynchronous mode
• ON: Synchronous mode
 
SB0074 Reserved station
specification status Stores the reserved station specification status due to parameters. The station
number set for a reserved station can be checked by Reserved station specification
(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 number
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 Faulty 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)
 
SB008C PORT1 error frame
reception status
(own station) (2) Stores if a receive frame error line status warning level has occurred in the own
station's PORT1.
• OFF: A receive frame error line status warning level has not yet been occurred.
• ON: A receive frame error line status warning level has been occurred.
 
SB008D PORT2 error frame
reception status
(own station) (2) Stores if a receive frame error line status warning level has occurred in the own
station's PORT2.
• OFF: A receive frame error line status warning level has not yet been occurred.
• ON: A receive frame error line status warning level has been occurred.
 
SB008E PORT1 error frame
reception detection
status (own station)
(latch) (2) Stores if a receive frame error line status warning level has occurred in the own
station's PORT1 from power-on until the present.
• OFF: A receive frame error line status warning level has not yet been occurred.
• ON: A receive frame error line status warning level has been occurred.
 
SB008F PORT2 error frame
reception detection
status (own station)
(latch) (2) Stores if a receive frame error line status warning level has occurred in the own
station's PORT2 from power-on until the present.
• OFF: A receive frame error line status warning level has not yet been occurred.
• ON: A receive frame error line status warning level has been occurred.
 
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).
 
SB0091 Hardware test
normal/abnormal
end Stores the hardware test normal completion or abnormal completion status.
• OFF: Normal completion
• ON: Abnormal completion
(Conditions)
This is enabled when Hardware test completion status (SB0090) is ON.
 
SB0092 Self-loopback test
completion status Stores the self-loopback test completion status.
• OFF: Not executed or execution in progress
• ON: Completed
If completed, the completion status can be checked by Self-loopback test normal/
abnormal end (SB0093).
 
Number Name Description Availability
Master
station Local
station