Inovance 174-1 fault code meaning
Inovance / 174-1
Series: MD580
IO expansion card communication connection open
AC drive
Meaning: Fault category: AI input open; Default level: Display warning; Reset method: Auto reset
Possible causes
- IOThe connection between the expansion card and the control board is unreliable.
- IOExpansion card error
- Control board
- Interference during communication, etc.
Source: Inovance Official Function Manual 19011555 A00 P468
Series: MD580S
IO expansion card communication connection open
AC drive
Meaning:
Possible causes
- The connection between the IO expansion module and the control board is unreliable.
- IO expansion module error.
- Communication with the control board is affected by interference or other factors.
Source: MD580S Series Low-Voltage High-Performance Engineering AC Drive Function Manual P458