BECKHOFF EL6900-FB - Manual (Page 61)

Function blocks
Function blocks for TwinSAFE logic terminals 59
3.8.3.2 Configuration example with two two-channel muting sensors
Figure 3-22: Configuration example with two two-channel muting sensors
The following screenshot shows the parameterization of FB MUTING for this case. The checkbox
‘Sequential Inputs’ is not set, and the 4 muting inputs are configured and connected as two-channel
inputs with discrepancy time monitoring.
Figure 3-23: Muting example