Siemens F08502 fault code meaning
Siemens / F08502
Series: DCM-6RA80
PN/COMM BOARD: Sign-of-life monitoring time expired
DC drive
Meaning: The monitoring time for the sign-of-life counter has expired. The connection to COMM BOARD was interrupted.
Possible causes
Source: SINAMICS DCM, Parameter Manual, firmware version 1.5 SP2 (based on 5.1 SP2) P1025
Series: G110M, G115D, G120-CU250S-2, G120C, G120D, G120X, G120XA
PROFINET: Sign-of-life monitoring time expired
converter
Meaning: The monitoring time for the sign-of-life counter has expired. An interruption has occurred in the connection to the internal PROFINET interface.
Possible causes
Source: SINAMICS G110M P727; SINAMICS G115D P785; SINAMICS G120, Control Unit CU250S-2 P1439; SINAMICS G120C P697; SINAMICS G120D Control Unit CU240D- 2_CU250D- 2 P910; SINAMICS G120X Converter P1399; SINAMICS G120XA PN Converter P1310
Series: G120-CU230P-2
Sign-of-life monitoring time expired
converter
Meaning:
Possible causes
Source: Converter SINAMICS G120, equipped with control unit CU230P-2 P495
Series: G120-CU240B-E-2
PROFINET: Sign-of-life monitoring time expired
converter
Meaning: The sign-of-life counter monitoring time has elapsed. The connection to the internal PROFINET interface is interrupted.
Possible causes
Source: SINAMICS G120, Control Unit CU240B-2_CU240E-2 P754
Series: G130-G150, S120-S150
PN/COMM BOARD: Sign-of-life monitoring time expired
converter
Meaning: The monitoring time for the sign-of-life counter has expired. The connection to COMM BOARD was interrupted.
Possible causes
Source: SINAMICS G130_G150 P1696; SINAMICS S120_S150 P2860
Series: S220
PN/COMM BOARD: Heartbeat signal monitoring timeout
converter
Meaning:
Possible causes
Source: SINAMICS S220 converter P2400