Troubleshooting and fault elimination
Troubleshooting
Status display via LEDs at the controller
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EDKVF93−05 EN 2.0
4.2
Troubleshooting
Detecting breakdowns
A breakdown can be detected quickly via the LEDs at the controller or via the status
information at the keypad.
Analysing errors
Analyse the error using the history buffer. The list of fault messages gives you advice how
to remove the fault. (
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4.2.1
Status display via LEDs at the controller
During operation the operating status of the controller is shown by 2 LEDs.
LED
Operating status
Red
Green
Off
On
Controller is enabled
On
On
Mains is switched on and automatic start is
inhibited
Off
Blinking slowly
Controller is inhibited
Off
On
Motor data identification is being performed
Blinking quickly
Off
Undervoltage
Blinking slowly
Off
Active fault
