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APPX
Appendix 3 Link Special Relay (SB) List
191
A
SB005C
Reserved station
function disable
request accept
status
Turns ON when the Reserved station function disable request (SB0012) is accepted.
• OFF: Not accepted
• ON: Cancel accepted
SB005D
Reserved station
function disable
completion status
Turns ON when the Reserved station function disable request accept status (SB005C)
is turned ON and disabling the reserved station function is completed.
• OFF: Not completed
• ON: Completed or error completion
SB005E
Reserved station
specification enable
request accept
status
Turns ON when the Reserved station specification enable request (SB0013) is
accepted.
• OFF: Not accepted
• ON: Enable accepted
SB005F
Reserved station
specification enabled
status
Turns ON when the Reserved station specification enable request accept status
(SB005E) is turned ON and the reserved station specification enable processing is
completed.
• OFF: Not completed
• ON: Completed or error completion
SB0060
Constant link scan
status
Stores the constant link scan status.
• OFF: Constant link scan is disabled
• ON: Constant link scan is enabled
(Conditions)
This is enabled when the Data link status (own station) (SB0049) is OFF.
SB0061
Event history clear
acceptance status
Turns ON when Event count clear (SB0009) is accepted.
• OFF: Not performed (SB0009 is OFF.)
• ON: Direction accepted (SB0009 is ON.)
SB0062
Event history clear
completion status
Turns ON when Event history clear acceptance status (SB0061) turns ON and the
number of events is cleared.
• OFF: Not performed (SB0009 is OFF.)
• ON: Completed (SB0009 is ON.)
SB0065
Loopback status
Stores loopback execution status. The loopback station numbers can be checked by
Loopback station number 1 (SW0070) and Loopback station number 2 (SW0071).
• OFF: Normal (no loopback stations)
• ON: Error (loopback being performed) (Loopback stations exist.)
(Conditions)
This relay is valid while Loopback function setting status (SB0078) is ON.
SB006A
PORT1 linkup status
(own station)
Stores the linkup status of PORT1 (own station).
• OFF: Linkup in progress
• ON: Linkdown in progress
The time that the linkup starts after power-on or Ethernet cable connection may vary.
Normally, it takes a few seconds. Depending on device status on the line, a linkup
process is repeated, resulting in the increase in the time.
SB006B
PORT2 linkup status
(own station)
Stores the linkup status of PORT2 (own station).
• OFF: Linkup in progress
• ON: Linkdown in progress
The time that the linkup starts after power-on or Ethernet cable connection may vary.
Normally, it takes a few seconds. Depending on device status on the line, a linkup
process is repeated, resulting in the increase in the time.
SB006C
PORT1 error frame
reception status
(own station) (1)
Stores if a receive frame error line status caution level has occurred in the own
station's PORT1.
• OFF: A receive frame error line status caution level has not yet been occurred.
• ON: A receive frame error line status caution level has been occurred.
SB006D
PORT2 error frame
reception status
(own station) (1)
Stores if a receive frame error line status caution level has occurred in the own
station's PORT2.
• OFF: A receive frame error line status caution level has not yet been occurred.
• ON: A receive frame error line status caution level has been occurred.
SB006E
PORT1 error frame
reception detection
status (own station)
(latch) (1)
Stores if a receive frame error line status caution level has occurred in the own
station's PORT1 from power-on until the present.
• OFF: A receive frame error line status caution level has not yet been occurred.
• ON: A receive frame error line status caution level has been occurred.
SB006F
PORT2 error frame
reception detection
status (own station)
(latch) (1)
Stores if a receive frame error line status caution level has occurred in the own
station's PORT2 from power-on until the present.
• OFF: A receive frame error line status caution level has not yet been occurred.
• ON: A receive frame error line status caution level has been occurred.
Number
Name
Description
Availability
Master
station
Local
station
Summary of Contents for MELSEC Q80BD-J71GF11-T2
Page 2: ......
Page 6: ...4 Disposal Precautions CAUTION When disposing of this product treat it as industrial waste ...
Page 118: ...116 12 MONITORING MEMO ...
Page 140: ...138 14 MELSEC DATA LINK LIBRARY MEMO ...
Page 142: ...140 15 PROGRAMMING 15 1 Precautions on Programming MEMO ...
Page 243: ...241 I U Utility 83 ...
Page 247: ......