BECKHOFF EL6900-FB - Manual (Page 28)

Function blocks
26 Function blocks for TwinSAFE logic terminals
3.3.2 Signal description
Table 3-11: FB OPMODE inputs
Name Permitted type Description
Restart TwinSAFE-In
FB-Out
Standard-In
The 0->1->0 signal sequence must be detected on the restart input,
before the safe state of the outputs can be removed, when starting the
FB or when all outputs are switched to the safe state.
OpIn1 TwinSAFE-In
FB-Out
1 st input channel
OpIn2 TwinSAFE-In
FB-Out
2 nd input channel
OpIn3 TwinSAFE-In
FB-Out
3 rd input channel
OpIn4 TwinSAFE-In
FB-Out
4 th input channel
OpIn5 TwinSAFE-In
FB-Out
5 th input channel
OpIn6 TwinSAFE-In
FB-Out
6 th input channel
OpIn7 TwinSAFE-In
FB-Out
7 th input channel
OpIn8 TwinSAFE-In
FB-Out
8 th input channel