Siemens SIMODRIVE 611 universal Function Manual page 670

7 Fault Handling/Diagnostics
7.3 List of faults and warnings
609
Cause
Remedy
Acknowledgement
Stop response
7-670
Encoder limit frequency exceeded
The speed actual value exceeds the encoder frequency.
– Incorrect encoder
– P1005 does not correspond to the no. of encoder pulses
– Encoder defective
– Motor cable defective or not properly attached
– Shield on motor encoder cable is not connected
– Defective control module
– Enter correct encoder data/replace encoder
– Check the encoder pulse number (P1005)
– Attach motor cable correctly or replace
– Connect the motor encoder cable screen
– Reduce the speed setpoint input (P1401)
– Replace control module
RESET FAULT MEMORY
parameterizable
SIMODRIVE 611 universal Description of Functions (FBU) – 04.05 Edition
E Siemens AG 2005 All Rights Reserved
04.05 01.99