Mitsubishi Electric MELSEC iQ-RJ71EN71 User Manual page 210

8.
In the I/O assignment setting, set the SIL2 function module for slot No.0.
[Navigation window]  [Parameter]  [System Parameter]  [I/O Assignment] tab  [I/O Assignment Setting]
9.
Add the redundant function module for slot No.1.
10.
Set the master/local module for slot No.2.
11.
In the following window, click the [OK] button to add a module label of the SIL2 function module.
3 PROGRAMMING
208
3.5 Communication Example of Safety Communication Function Used in a Redundant Line