Mitsubishi Electric MELSEC iQ-RJ71GF11-T2 - Page 190

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3 PROGRAMMING
3.4 Communication Example of Safety Communication Function Used in Redundant Master Stations
Safety device assignment
The following figure shows safety device assignment to be set in "Safety Communication Setting" under "Application
Settings".
■When the system A is the control system, and the system B is the standby system
■When the system A is the standby system, and the system B is the control system
: Area where data is sent to other stations
: Area where data is sent to other stations
No.2
No.2
0
0F
0
0F
No.2
0
No.2
0
0F
0F
No.2
0
0F
No.2
0
0F
No.0 No.1 No.2
SIL2 Process CPU
(system A/control
system)
Safety device
Safety device
SIL2 Process CPU
(system B/standby
system)
Safety device
Safety device
Intelligent device
station
Input module with
diagnostic functions
Safety input
Master station Submaster
station
Output module with
diagnostic functions
Safety output
No.2
No.2
0
0F
0
0F
No.2
0
No.2
0
0F
0F
No.2
0
0F
No.2
0
0F
No.0 No.1 No.2
Safety device
Safety device
Safety device
Safety device
Intelligent device
station
Safety input
Master station Submaster
station
Safety output
SIL2 Process CPU
(system A/standby
system)
SIL2 Process CPU
(system B/control
system)
Input module with
diagnostic functions
Output module with
diagnostic functions