Siemens F0070 fault code meaning
Siemens / F0070
Series: MM420
CB setting value fault
converter
Meaning:
Possible causes
Source: 420 P66
Series: MM430
CB setpoint fault
converter
Meaning: No reference was received via the communication bus within the telegram fault time. Triggered by A0702 /A0703 / A0704.
Possible causes
Source: Parameter List_ MICROMASTER 430 P257
Series: MM440
CB setpoint fault
converter
Meaning: No reference value was received via the communication bus within the telegram fault time.
Possible causes
Source: Parameter List_ MICROMASTER 440 P316
Series: V10
Internal communication error 1
converter
Meaning:
Possible causes
Source: SINAMICS V10 P98