Mitsubishi QJ71LP21 Reference Manual page 377

APPENDIX
No. Name
3
SB0095 Reverse loop status
(149)
3
Reverse loop status of
SB0096
the remote master station
(150)
3
SB0099 Forward loop loopback
(153)
3
SB009A
Reverse loop loopback
(154)
3
Send transmission path
SB009C
mismatch status
(156)
3
RECV instruction
SB00A0
execution request flag (1)
(160)
3
RECV instruction
SB00A1
execution request flag (2)
(161)
3
RECV instruction
SB00A2
execution request flag (3)
(162)
3
RECV instruction
SB00A3
execution request flag (4)
(163)
3
RECV instruction
SB00A4
execution request flag (5)
(164)
3
RECV instruction
SB00A5
execution request flag (6)
(165)
3
RECV instruction
SB00A6
execution request flag (7)
(166)
3
RECV instruction
SB00A7
execution request flag (8)
(167)
SB00A8
Online test instruction
(168)
SB00A9
Online test completion
(169)
3: Valid only when SB0047 is off. When it turns on (error), the last data are retained.
App - 9
Table 1 Special link relay (SB) list (Continued)
Description
Indicates the status of stations connected to the reverse loop.
Off: All stations normal
On: Faulty stations exist
Turns off when the SW0095 to SW0098 are all "0".
Indicate the reverse loop status of the remote master station.
Off: Normal
On: Error
Indicates the loopback status of the forward loop while the
system is operating.
Off: Not executed
On: Executing stations exist
(Executing stations are stored in the SW0099)
Indicates the loopback status of the reverse loop while the
system is operating.
Off: Not executed
On: Executing stations exist
(Executing stations are stored in the SW009A)
Indicates the status of the transmission path used for sending by
other stations.
Off: All matched
On: Mismatching stations exist
Indicates the RECV instruction's execution request status.
(Channel 1)
Off: No execution request
On: Execution requested
Indicates the RECV instruction's execution request status.
(Channel 2)
Off: No execution request
On: Execution requested
Indicates the RECV instruction's execution request status.
(Channel 3)
Off: No execution request
On: Execution requested
Indicates the RECV instruction's execution request status.
(Channel 4)
Off: No execution request
On: Execution requested
Indicates the RECV instruction's execution request status.
(Channel 5)
Off: No execution request
On: Execution requested
Indicates the RECV instruction's execution request status.
(Channel 6)
Off: No execution request
On: Execution requested
Indicates the RECV instruction's execution request status.
(Channel 7)
Off: No execution request
On: Execution requested
Indicates the RECV instruction's execution request status.
(Channel 8)
Off: No execution request
On: Execution requested
Indicates the online test instruction status.
Off: Not instructed
On: Instructed
Indicates the online test completion status.
Off: Not completed
On: Completed
MELSEC-Q
Use permitted/prohibited
Remote
Control Normal
master
station station
station
Optical Coaxial Optical Coaxial Optical Coaxial Optical Coaxial
Remote I/O
station
App - 9