Lenze E82EV552K4C User Manual

Troubleshooting
Status display (LED’s on the controller)
11.2
Troubleshooting and fault elimin ation
11.2
11.2.1
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11.2-1
EDS82EV903-1.0-11/2002
11.2 Troubleshooting
The controller LED’s and the status information at the keypad immediately
indicate errors or operation problems.
You can analyse an error using the history buffer. The list “Error messages” helps
you to eliminate the error.
(¶ 11.4-1)
11.2.1 Status display (LED’s on the controller)
During operation, the operating status of the controller is indicated by means of
two LED’s.
LED 65 Operating status
red  green 
off on Controller enabled
on on Mains switched on and automatic start inhibited
off slowly blinking Controller inhibited
off f ast blinking Motor parameter identification
fast blinking off Undervoltage or overvoltage
slowly blinking off Error active, check under C0161
11.2.2 Error analysis with the history buffer
Failures canbe traced back via the history buffer. Errormessages arestored inthe
history buffer in the order of their occurrence.
The memory locations can be retrieved via the codes.
Code Memory unit En try Comment
C0161 History buffer location 1 Active error
If the error is no longer active or has been acknowledged:
•
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C0162 Memory location 2 Last e rror
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are save
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in a ”higher” location.
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C0163 Memory location 3 Last but one error
• The contents of the memory location 4 will be
eliminated from the history buffer and cannot be read
l
C0164 Memory location 4 Third last error
y
any longer.
• Memory location 1 will be deleted (= no active fault).
Detecting failures
Analysing errors
Tracing back failures
Structure of the history buffer
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Lenze E82EV552K4C Specifications

General

Brand	Lenze
Model	E82EV552K4C
Category	DC Drives
Language	English