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Chapter 6 Parameter Description
107
Display of operation panel
Unit place:
Output short circuit to ground abnormality
Tens place
Power failure abnormality during running
Hundreds
place
Input power abnormality
Thousands
place
Output phase loss EEPROM abnormality
PA.17 failure shield and alarm attribute setting 2
Display of operational panel
Unit place
EEPROM abnormality
Tens place
Relay contact abnormality
Hundreds
place
Temperature sampling disconnection
Thousands
place
Encoder disconnection
PA.18 Failure shield and alarm attribute setting 3
Display of operational panel
Unit place
Ab10V power supply output
Tens place
Abnormal analog input
Hundreds
place
Motor over-temperature (PTC)
Thousands
place
Abnormal communication1(operational
panel 485)
PA.19 Failure shield and alarm attribute setting 4
Display of operational panel
Unit place
Abnormal communication2(terminal 485)
Tens place
Abnormal version compatibility
Hundreds
place
Reserved
Thousands
place
Reserved
0: Failure lock disabled.
1: Failure lock enabled: Allowing re-display defaults occurred upon last power failure after power-on
properly run only after resetting failure.
Note:
Whether to output failure indication at the same time is decided by action indication of fault
relay of inverter. Refer to PA.12 instruction.
LU under-voltage cannot be locked upon next time power-up of the inverter as failure.
The function can be used to auto reset from ordinary failures. The inverter will start to run automatically
again after auto reset interval period PA.22. If the failure still exists as the inverter starts again after auto
PA.20
Fault locking function selection
0 ~ 1(0)
PA.21
Automatic reset times
0 ~ 20(0)
PA.22
Automatic reset interval
2.0 ~ 20.0 s(2.0s)
