Inovance 20-5 fault code meaning
Inovance / 20-5
Series: MD580
Encoder open (software detection)
AC drive
Meaning: Fault category: Encoder error; Default level: Coast to stop; Reset method: Manual reset
Possible causes
- Encoder damaged
- Encoder power supply error
Source: Inovance Official Function Manual 19011555 A00 P452
Series: MD580S
Encoder open (software detection)
AC drive
Meaning:
Possible causes
- Encoder damaged
- Encoder power supply error
- Encoder wiring error
- Other causes
Source: MD580S Series Low-Voltage High-Performance Industrial AC Drive Function Manual P426
Series: MD880
Encoder speed measurement fluctuations or pulse feedback fluctuations exceed the allowable range
AC drive
Meaning:
Possible causes
- Encoder installation error.
- Encoder signal interference.
- Encoder power supply error.
- Encoder circuit open.
- The motor suddenly seizes.
- Other causes.
Source: MD880 Series AC Drive Function Manual (HCU) P610