Mitsubishi Electric MELSEC iQ-RJ71EN71 User Manual page 358

■Pattern 4
Master station
Station No.0
System A
Master
Sequence scan
station
time (SS)
Station No.0
Data sent from
master station
to another
station
System A
System B
Submaster
station
Station No.n
System B
Submaster
station
Station No.n Sequence scan
time (SS)
Data sent from
submaster station
to another station
Data received
Another
from station
station
No.0 or station
No.n
APPX
356
Appendix 7 Processing Time
Master operation
1 2
0) 1)
Control system
Standby system
Submaster operation
Delay time until first output after system switching (T
Cyclic transmission delay time
0) 1)
Submaster operation
System switching
instruction is
executed.
3
2)
Delay time until system switching cause detection
Standby system
)
jo
2)
Cyclic data retention time (T
Control system
System switching time (T )
SW
Master operation
Master station switching time (M
4 5
4)
Cyclic transmission delay time
4)
)
H
)
SW
6
5)
5)