KEB COMBIVERT F5 Reference Manual page 245

FB21
Field Bus Special
Function 1
FB22
Field Bus Special
Function 2
FB23
Field Bus Special
Function 3
FB24
Field Bus Special
Function 4
FB25
Field Bus Special
Function 5
FB26
Field Bus Special
Function 6
FB27
Field Bus Special
Function 7
FB - Field Bus Parameters
FB21 - 27: Process Data Input Function Selection
Function selection via control word serial inputs. The available functions are
the same as those for discrete digital inputs, described under parameter LI04.
If both discrete digital input and serial input are assigned as the same function,
then function will be OR-activated.
Function selection via serial input corresponding to Control Word bit 9.
Function selection via serial input corresponding to Control Word bit 10.
Function selection via serial input corresponding to Control Word bit 11.
Function selection via serial input corresponding to Control Word bit 12.
Function selection via serial input corresponding to Control Word bit 13.
Function selection via serial input corresponding to Control Word bit 14.
Function selection via serial input corresponding to Control Word bit 15.
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