Mitsubishi Electric MELSEC iQ-R Series User Manual page 155

No. Name
SB0007 Master station
duplication error
cancel request
SB0008 Line test request
SB000B Transmission speed
test request
SB000C Forced master
switching
SB000D Remote device station
initialization procedure
registration instruction
SB0020 Module status
SB0040 Data link restart
acceptance
SB0041 Data link restart
completion
SB0042 Refresh instruction
acceptance status at
standby master
switching
SB0043 Refresh instruction
completion status at
standby master
switching
SB0044 Data link stop
acceptance
SB0045 Data link stop
completion
SB0046 Forced master
switching enable
status
SB0048 Temporary error invalid
acceptance status
SB0049 Temporary error invalid
completion status
SB004A Temporary error invalid
cancel acceptance
status
Description
Clears a master station duplication error.
Off: Not instructed
On: Instructed
Executes a line test to the station specified by SW0008.
Off: Not requested
On: Requested
Executes a transmission speed test.
Off: Not requested
On: Requested
Forcibly transfers data link control from the standby master station during
data link control to the master station that stands by for system down of the
standby master station.
Off: Not requested
On: Requested
Performs an initial processing using the information registered by the
initialization procedure registration using an engineering tool.
While SB000D is on, the remote I/O and remote register are stopped to be
refreshed.
Off: Not instructed
On: Instructed
Stores the communication status between the master/local module and
CPU module.
Off: Normal
On: Error
Stores whether the data link restart instruction has been accepted.
Off: Not accepted
On: Accepted
Stores whether the data link restart instruction has been completed.
Off: Not completed
On: Started
Stores whether the refresh instruction at standby master switching has
been accepted.
Off: Not executed
On: Accepted
Stores whether the refresh instruction at standby master switching has
been completed.
Off: Not executed
On: Switched
Stores whether the data link stop instruction has been accepted.
Off: Not accepted
On: Accepted
Stores whether the data link stop instruction has been completed.
Off: Not completed
On: Stopped
Stores whether 'Forced master switching' (SB000C) can be executed.
Off:Cannot be executed
On: Can be executed
Stores whether the remote station temporary error invalid instruction has
been accepted.
Off: Not executed
On: Accepted
Stores whether the remote station temporary error invalid instruction has
been completed.
Off: Not executed
On: A temporary error invalid station determined
Stores whether the remote station temporary error invalid cancel
instruction has been accepted.
Off: Not executed
On: Accepted
Availability (: Available, : Not
available)
Online
Master Local
station station
*1
 
 
*1
 
 
 
 
 
 
 
 
 
 
*2
 
 
 
 
Appendix 4 List of Link Special Relay (SB) Areas
Offline








A





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

APPX
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