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SB005F
Reserved station
specification enabled
status
Turns on when 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
(Condition)
• This is enabled when Data link status (own station) (SB0049) is off.
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.)
(Condition)
• This is enabled when Baton pass status (own station) (SB0047) is off
and 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)
Stores if an error frame is received at the own station's PORT1.
OFF: An error frame has not yet been received
ON: An error frame has been received
SB006D
PORT2 error frame
reception status (own
station)
Stores if an error frame is received at the own station's PORT2.
OFF: An error frame has not yet been received
ON: An error frame has been received
SB006E
PORT1 error frame
detection (own station)
Stores if an error frame was received from power-on until the present at
the own station's PORT1.
OFF: An error frame has not yet been received
ON: An error frame has been received
SB006F
PORT2 error frame
detection (own station)
Stores if an error frame was received from power-on until the present at
the own station's PORT2.
OFF: An error frame has not yet been received
ON: An error frame has been received
Number Name Description
Availability
Master
station
(safety
station)
Local
station