Siemens SINAMICS G120 List Manual page 1016
Cu250s-2 control units
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4 Faults and alarms
4.2 List of faults and alarms
F01151
CU: Number of drive objects of a category exceeded
Message class:
Error in the parameterization / configuration / commissioning procedure (18)
Reaction:
NONE
Acknowledge:
IMMEDIATELY
Cause:
The maximum permissible number of drive objects of a category was exceeded.
Drive object category:
Drive object category, for which the maximum permissible number of drive objects was exceeded.
Number permitted:
Max. permissible number for this drive object category.
Actual number:
Actual number for this drive object category.
Note regarding the message value:
The individual information is coded as follows in the message value (r0949/r2124):
ddccbbaa hex: aa = drive object category, bb = number limited, cc = actual number, dd = no significance
Remedy:
- switch off the unit.
- suitably restrict the number of drive objects of the specified category by reducing the number of inserted
components.
- re-commission the unit.
F01205
CU: Time slice overflow
Message class:
Hardware/software error (1)
Reaction:
OFF2
Acknowledge:
POWER ON
Cause:
Insufficient computation time.
Fault value (r0949, interpret hexadecimal):
Only for internal Siemens troubleshooting.
Remedy:
Contact Technical Support.
F01221
CU: Basic clock cycle too low
Message class:
Error in the parameterization / configuration / commissioning procedure (18)
Reaction:
NONE
Acknowledge:
IMMEDIATELY
Cause:
The closed-loop control / monitoring cannot maintain the envisaged clock cycle.
The runtime of the closed-loop control/monitoring is too long for the particular clock cycle or the computing time
remaining in the system is not sufficient for the closed-loop control/monitoring.
Fault value (r0949, interpret hexadecimal):
Only for internal Siemens troubleshooting.
Remedy:
Increase the basic clock cycle of DRIVE-CLiQ communication.
F01250
CU: CU-EEPROM incorrect read-only data
Message class:
Hardware/software error (1)
Reaction:
NONE (OFF2)
Acknowledge:
POWER ON
Cause:
Error when reading the read-only data of the EEPROM in the Control Unit.
Fault value (r0949, interpret decimal):
Only for internal Siemens troubleshooting.
Remedy:
- carry out a POWER ON.
- replace the Control Unit.
1016
SINAMICS G120 CU250S-2 Control Units
List Manual, 09/2017, A5E33842890
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