Operating Instructions

4 Faults and alarms
4.2 List of faults and alarms
SINAMICS G120 CU230P-2 Control Units
682 List Manual (LH9), 04/2014, A5E33838102B AA
A01590 (F) Drive: Motor maintenance interval expired
Message class: General drive fault (19)
Reaction: NONE
Acknowledge: NONE
Cause: The selected service/maintenance interval for this motor was reached.
Alarm value (r2124, interpret decimal):
Motor data set number.
See also: p0650 (Actual motor operating hours), p0651 (Motor operating hours maintenance interval)
Remedy: carry out service/maintenance and reset the service/maintenance interval (p0651).
F01662 Error internal communications
Message class: Hardware / software error (1)
Reaction: OFF2
Acknowledge: POWER ON
Cause: A module-internal communication error has occurred.
Fault value (r0949, interpret hexadecimal):
Only for internal Siemens troubleshooting.
Remedy: - carry out a POWER ON (power off/on).
- upgrade firmware to later version.
- contact the Hotline.
A01900 (F) PROFIBUS: Configuration telegram error
Message class: Error in the parameterization / configuration / commissioning procedure (18)
Reaction: NONE
Acknowledge: NONE
Cause: A PROFIBUS master attempts to establish a connection using an incorrect configuring telegram.
Alarm value (r2124, interpret decimal):
2: Too many PZD data words for input or output. The number of possible PZD is specified by the number of indices in
r2050/p2051.
3: Uneven number of bytes for input or output.
211: Unknown parameterizing block.
Additional values:
Only for internal Siemens troubleshooting.
Remedy: Check the bus configuration on the master and the slave sides.
Re alarm value = 2:
Check the number of data words for input and output.
Re alarm value = 211:
Ensure offline version <= online version.
F01910 (N, A) Fieldbus interface setpoint timeout
Message class: Communication error to the higher-level control system (9)
Reaction: OFF3 (IASC/DCBRK, NONE, OFF1, OFF2, STOP2)
Acknowledge: IMMEDIATELY
Cause: The reception of setpoints from the fieldbus interface has been interrupted.
- bus connection interrupted.
- communication partner switched off.
CU230P-2 DP:
- PROFIBUS master set into the STOP state.
See also: p2040 (Fieldbus interface monitoring time), p2047 (PROFIBUS additional monitoring time)
Remedy: Ensure bus connection has been established and switch on communication peer.
CU230P-2 BT, CU230P-2 HVAC:
- if required, adapt p2040.