Table of Contents
Advertisement
FX
-64CCL User's Manual
3U
7.2.17 [BFM#512 to 543] Link special relay (SB)
The data link status can be checked using these buffer memory addresses for bit information (link special
relays SB).
The table below shows details for the link special relays (SB).
BFM No.
SB No.
(bit)
#514(b0)
SB0020 Module status
#518 (b0)
SB0060 Host mode
#518 (b1)
SB0061 Host type
#518
SB0066
(b6, b7)
SB0067
#518
SB006A
(b10)
#518
SB006E
(b14)
#519 (b0)
SB0070
#519 (b7)
SB0077
#519 (b8)
SB0078
#521 (b0)
SB0090 Host line status
50
Name
Indicates the module access (module operation) status.
OFF: Normal (Module is operating normally)
ON: Abnormal (Module error has occurred)
Indicates the mode setting status of the transmission rate/
hardware test setting switch for the host.
OFF: Online
ON: Not online
Indicates the type of the host station currently operating.
OFF: Setting errors
ON: Intelligent device station (station numbers 1 to 64)
Indicates the setting status of host occupied stations.
Number of
occupied
Number of host
stations
occupied
1 station
stations
2 stations
3 stations
4 stations
Indicates the switch setting status.
Switch setting
OFF: Normal
status
ON: Setting error exists
(the error code is stored in SW006A)
Host
station
Indicates the host data link operation status.
operation
OFF: Being executed
status
ON: Not being executed
Indicates the data link status.
Master station
OFF: Data link control by the master station
information
ON: Data link control by the standby master station
Indicates the parameter receive status from the master station.
Parameter
OFF: Receive complete
receive status
ON: Receive not complete
Host
station
Detects changes to the host setting switch during data linking.
switch change
OFF: No changes detected
detection
ON: Changes detected
Indicates the line status of the host.
OFF: Normal
ON: Abnormal (line disconnection)
Description
SB0066
SB0067
OFF
OFF
OFF
ON
ON
ON
ON
OFF
7 Buffer Memory
7.2 Buffer memory details
Applicability
(
: Applicable,
: Not applicable)
Online
Offline
Advertisement
Table of Contents
Troubleshooting
