Mitsubishi Electric MELSEC iQ-RJ71EN71 User Manual page 355

■Pattern 1
The following figure shows a timing chart for normal value.
Master station
Master operation
Station No.0
System A
Master
Sequence scan
station
time (SS)
Station No.0
Data sent from
master station
to another
station
System A
Control system
System B
Standby system
Submaster
station
Submaster operation
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
1 2
0) 1)
Delay time until first output after system switching (T
Cyclic transmission delay time
0) 1)
Data link faulty station
Power down
3
2)
Delay time until system switching cause detection
Standby system
Control system
System switching time (T
3
)
jo
2)
Cyclic data retention time (T )
H
)
SW
Master operation
Master station switching time (M
SW
4 5
3) 4)
Cyclic transmission delay time
3) 4)
APPX
Appendix 7 Processing Time
)
A
353