DOL 38 Frequency Converter
Technical User Guide
13
4.3 LED indication on display
To display certain warnings, the motor controller has a
built-in 6-digit 7-segment LED display.
LED segments
Display
Meaning
a, b, c, d, e, f
All flashing
Overload, the motor output current
exceeds the maximum limit
a and f
Flashes alternately
Power failure (V AC supply missing)
4.4 Operation
Navigate
Used to display real-time information, to access and exit parameter
edit mode and to store parameter changes.
Up
Used to increase parameter values in parameter editing mode.
Down
Used to reduce parameter values in parameter editing mode.
Reset/Stop
Used to reset an interrupted motor controller.
Start
Not used.
StoP
Motor controller stopped / interrupted.
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