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(5) Program example (Writing clock data)
The following program is for writing clock data (8:30:00) in all stations of network No. 1 when M141 is turned on.
• System configuration example
(a) Devices used in the program example
• Link special relay (SB)
Remark
For details on the link special relay (SB), refer to the following.
Page 273, Appendix 3
• Devices used by users
Device Description Device Description
SB0047 Baton pass status (own station) SB00A0 Baton pass status (each station)
Device Description Device Description
M140
Control data,
request data setting command
D310 to
D327
Control data
M141 Start contact
D330 to
D335
Request data
M145 Completion device
D340 to
D341
Response data
M146 Completion status indication device
Safety CPU
module
REQ
REQ
request
target
(Target station)
REQ
request
target
(Target station)
REQ
request
target
(Target station)
REQ
request
source
(Own station)
Master/local
module
Channel 2
CPU module
Network module
CPU module
Network module
CPU module
Network module
Network No. 1
Station No. 1 Station No. 2
Station No. 0 Station No. 3
Clock
data write
(8:30:00)
Clock
data write
(8:30:00)
Clock
data write
(8:30:00)