Mitsubishi Electric MELSEC iQ-R Series User Manual page 150

6.
Add the safety global label in the following.
[Navigation window]  [Label]  [Global Label]  Right-click  [Add New Data]
7.
Set "Link Direct Device Setting" in "CPU Parameter" to "Extended Mode (iQ-R Series Mode)".
[Navigation window]  [CPU Parameter]  [Memory/Device Setting]  [Link Direct Device Setting]  [Link Direct
Device Setting]
To write module parameters of the RJ71GN11-T2 to a Safety CPU using an engineering tool, set "Link Direct
Device Setting" to "Extended Mode (iQ-R Series Mode)".
If "Link Direct Device Setting" is "Q Series Compatible Mode", "Write to PLC" cannot be executed.
8.
In the I/O assignment setting, set the safety function module for slot No.0.
[Navigation window]  [Parameter]  [System Parameter]  [I/O Assignment] tab  [I/O Assignment Setting]
3 PROGRAMMING
148
3.3 Communication Example of Safety Communication