BONFIGLIOLI Act 201 Operating Instructions Manual page 168

Operation Mode
Operation mode filling level 1, parameter 440 = 2
This operation mode can be used, for example, for contents level control.
If the actual value is missing, the function brings the output frequency to an adjust-
able value.
The minimum value monitoring prevents an acceleration of the drive if the actual
value is missing.
Fixed
If the actual value is missing (< 0.5%) the output frequency is guided to the
frequency Deceleration (clockwise)
441. This is done using the set
421.
Fixed frequency Minimum frequency
The 441 must be in the range between 418 and
Maximum frequency Fixed frequency
419. If the 441 is set to a value smaller than
Minimum frequency Minimum frequency
the 418, the output frequency is guided to
Minimum frequency
418. The frequency will not drop below
418.
If the actual value is available again, the controller continues operation automatically.
166 Operating Instructions ACTIVE 06/07
166 Operating Instructions ACTIVE 06/07