Lenze EVF9338−EV - Manual (Page 28)

Troubleshooting and fault elimination
Troubleshooting
Status display via LEDs at the controller
4
l
28 EDKVF93−04 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. (
¶ 35)
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