Mitsubishi Electric MELSEC iQ-RJ71EN71 User Manual page 364

■Pattern 1
The following figure shows a timing chart for normal value.
Local station
Station No.n
System A
Sequence scan
Local station
time (SS)
Station No.n
Data sent from
station No.n to
another station
System A
System B
System B
Local station
Sequence scan
Station
time (SS)
No.n+1
Data sent from
station No.n+1 to
another station
Data received
Another
from station
station
No.n or n+1
APPX
362
Appendix 7 Processing Time
Local station
1 2
0) 1)
Control system
Standby system
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
4
3)
Cyclic transmission delay time
3)
)
5
4)
4)