Troubleshooting and fault elimination
Troubleshooting
Status display (LEDs on the controller)
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EDKVF93−05 EN 1.0
3.2 Troubleshooting
Detecting failures
The controller LEDs and the status information displayed on the keypad immediately
indicate errors or operation problems.
Analysing errors
You can analyse an error using the history buffer. The Error messages" list helps you to
eliminate the error. (# 33)
3.2.1 Status display (LEDs on the controller)
During operation, the operating status of the controller is indicated by means of two 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
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