BECKHOFF EL6900-FB - Manual (Page 15)

System description
Function blocks for TwinSAFE logic terminals 13
Figure 2-2: Inputs/Outputs
The status of TwinSAFE FBs is displayed on online summary. The current status data are read from the
EL6900/KL6904 via a manual refresh.
Figure 2-3: Function Block List
If the checkboxes ‘Map State’ and ‘Map Diag’ for the individual TwinSAFE FBs are set, the status and
diagnostic data for the FBs are copied into the cyclic process image and can be linked directly with PLC
variables. The description of the status and diagnostic values can be found under the respective FBs.