Inovance 47-5 fault code meaning
Inovance / 47-5
Series: MD580
STO pulse self-test error
AC drive
Meaning: Fault category: STO activation; Default level: coast to stop; Reset method: manual reset
Possible causes
- STO-L pulse optocoupler self-test error.
Source: Inovance Official Function Manual 19011555 A00 P458
Series: MD580S
STO pulse self-test error
AC drive
Meaning:
Possible causes
- STO L pulse optocoupler self-test error
Source: MD580S Series Low-Voltage High-Performance Engineering AC Drive Function Manual P434
Series: MD880
STO1 pulse self-test error
AC drive
Meaning:
Possible causes
- STO1 input circuit detection error.
- Module error.
Source: MD880 Series AC Drive Function Manual (HCU) P618