Mitsubishi Electric MELSEC iQ-R Series User Manual page 157

No. Name
SB0066 Number of own station
occupied stations
SB0067
SB006D Parameter setting
status
SB006E Operation status of
own station
SB006F Setting status of block
guarantee of cyclic
data per station
SB0070 Master station
information
SB0071 Standby master station
information
SB0072 Scan mode setting
information
SB0073 Data link setting at
CPU failure
SB0074 Reserved station
specification status
SB0075 Error invalid station
specification status
SB0076 Temporary error invalid
station setting
information
SB0077 Parameter receive
status
SB0079 Master station return
specification
information
Description
Stores the number of occupied stations of the own station.
■1 station occupied
• SB0066: Off
• SB0067: Off
■2 stations occupied
• SB0066: Off
• SB0067: On
■3 stations occupied
• SB0066: On
• SB0067: On
■4 stations occupied
• SB0066: On
• SB0067: Off
Stores whether the parameters have been correctly set.
Off: Normal
On: Setting incorrect (An error code is stored in SW0068.)
Stores whether data link with other stations is being performed.
Off: In process
On: Not performed
Stores whether the block guarantee of cyclic data per station has been set
to the own station.
Off: Not set
On: Set
Stores the data link status.
Off: Data link control by the master station
On: Data link control by the standby master station
Stores whether a standby master station exists.
Off: Absent
On: Present
Stores the setting status of the scan mode.
Off: Link scan is performed asynchronously with a sequence scan.
On: Link scan is performed synchronously with a sequence scan.
Indicates the data link status specified by the parameter when CPU is
down.
Off: Data link stopped
On: Data link continued
Stores whether a reserved station has been specified by the parameter.
Off: Not specified
On: Specified (The set station number is stored in SW0074 to SW0077.)
Depending on the link refresh timing, SB0074 may be updated with the
time difference of one sequence scan from the update of 'Reserved station
specification status' (SW0074 to SW0077).
Stores whether an error invalid station has been specified using the
parameter.
Off: Not specified
On: Specified (The set station number is stored in SW0078 to SW007B.)
Depending on the link refresh timing, SB0075 may be updated with the
time difference of one sequence scan from the update of 'Error invalid
station specification status' (SW0078 to SW007B).
Stores whether a temporary error invalid station has been set.
Off: Not set
On: Set (The set station number is stored in SW007C to SW007F.)
Depending on the link refresh timing, SB0076 may be updated with the
time difference of one sequence scan from the update of 'Temporary error
invalid status' (SW007C to SW007F).
Stores whether parameters have been received from the master station.
Off: Received
On: Not received
Stores whether "Master Station" or "Master Station (Duplex Function)" has
been set in "Station Type" under "Required Settings".
Off: Master station
On: Master station (duplex function)
Availability (: Available, : Not
available)
Online
Master Local
station station
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Appendix 4 List of Link Special Relay (SB) Areas
Offline
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