Mitsubishi Electric MELIPC MI5000 Series User Manual page 268

No. Name
SB0053 Own station link stop end status
SB0054 System link start reception status
SB0055 System link start end status
SB0056 System link stop reception status
SB0057 System link stop end status
SB0058 Temporary error disabled station
settings request reception status
SB0059 Temporary error disabled station
settings request end status
SB005A Temporary error disabled station
settings clear request reception status
SB005B Temporary error disabled station
settings clear end status
SB005C Reserved station settings temporary
clear reception status
SB005D Reserved station settings temporary
clear end status
SB005E Reserved station settings enabled
reception status
SB005F Reserved station settings enabled end
status
SB006B Own station port 2 side link-down
status
APPX
266
Appendix 7 List of Link Special Relays
Description
The link stop processing status from own station link stop (SB0001) is stored.
• OFF: Not ended (SB0001, SB0052 OFF)
• ON: Ended (SB0001, SB0052 ON)
<Conditions>
Enabled when 'baton pass status' of own station (SB0047) is OFF. When 'baton pass status of own
station' (SB0047) is ON (error), the data immediately before is retained.
Stores 'system link start' (SB0002) reception status.
• OFF: Not received (SB0002 OFF)
• ON: Received (SB0002 ON)
<Conditions>
Enabled when 'baton pass status' of own station (SB0047) is OFF. When 'baton pass status of own
station' (SB0047) is ON (error), the data immediately before is retained.
Stores link start processing status from 'system link start' (SB0002).
• OFF: Not ended (SB0002, SB0054 OFF)
• ON: Ended (SB0002, SB0054 ON)
<Conditions>
Enabled when 'baton pass status' of own station (SB0047) is OFF. When 'baton pass status of own
station' (SB0047) is ON (error), the data immediately before is retained.
Stores 'system link stop' (SB0003) reception status.
• OFF: Not received (SB0003 OFF)
• ON: Received (SB0003 ON)
<Conditions>
Enabled when 'baton pass status' of own station (SB0047) is OFF. When 'baton pass status of own
station' (SB0047) is ON (error), the data immediately before is retained.
Stores link stop processing status from 'system link stop' (SB0003).
OFF: Not ended (SB0003, SB0056 OFF)
ON: Ended (SB0003, SB0056 ON)
<Conditions>
Enabled when 'baton pass status' of own station (SB0047) is OFF. When 'baton pass status of own
station' (SB0047) is ON (error), the data immediately before is retained.
Stores 'temporary error invalid station settings request' (SB0010) reception status.
• OFF: Not received (SB0010 OFF)
• ON: Received (SB0010 ON)
Stores temporary error invalid station settings processing status from 'temporary error invalid station
settings processing request' (SB0010).
• OFF: Not ended (SB0010, SB0058 OFF)
• ON: Normal end or abnormal end (SB0010, SB0058 ON)
Stores 'temporary error invalid station settings clear request' (SB0011) reception status.
• OFF: Not received (SB0011 OFF)
• ON: Received (SB0011 ON)
Stores temporary error invalid station settings clear processing status from 'temporary error invalid
station settings clear request' (SB0011).
• OFF: Not ended (SB0011, SB005A OFF)
• ON: Normal end or abnormal end (SB0011, SB005A ON)
Stores 'reserved station specified temporary clear request' (SB0012) reception status.
• OFF: Not received (SB0012 OFF)
• ON: Received (SB0012 ON)
Stores reserved station specified temporary clear processing status for 'reserved station specified
temporary clear request' (SB0012).
• OFF: Not ended (SB0012, SB005C OFF)
• ON: Normal end or abnormal end (SB0012, SB005C ON)
Stores 'reserved station specified enabled request' (SB0013) reception status.
• OFF: Not received (SB0013 OFF)
• ON: Received (SB0013 ON)
Stores reserved station specified temporary clear processing status for 'reserved station specified
enabled request' (SB0013).
• OFF: Not ended (SB0013, SB005E OFF)
• ON: Normal end or abnormal end (SB0013, SB005E ON)
Stores own station port 2 side link-down status.
• OFF: In link-up
• ON: In link-down
The time until link-up after the power supply is switched ON or an Ethernet cable is connected varies.
Normally, link-up will start in a few seconds. However, depending on the status of devices on the circuit,
link-up processing may repeat, which requires more time.