Description of Function Codes
MD380 User Manual
- 204 -
Function Code Parameter Name Setting Range Default
F9-49
Fault protection
action selection 3
Unit's digit (User-dened fault 1, Err27)
00000
Same as unit's digit in F9-47
Ten's digit (User-dened fault 2, Err28)
Same as unit's digit in F9-47
Hundred's digit (Accumulative power-on time
reached, Err29)
Same as unit's digit in F9-47
Thousand's digit (Load becoming 0, Err30)
0: Coast to stop
1: Stop according to the stop mode
2: Continue to run at 7% of rated motor frequency
and resume to the set frequency if the load
recovers
Ten thousand's digit (PID feedback lost during
running, Err31)
Same as unit's digit in F9-47
F9-50
Fault protection
action selection 4
Unit's digit (Too large speed deviation, Err42)
00000
Same as unit's digit in F9-47
Ten's digit (Motor over-speed, Err43)
Same as unit's digit in F9-47
Hundred's digit (Initial position fault, Err51)
Same as unit's digit in F9-47
Thousand's digit (Speed feedback fault, Err52)
Same as unit's digit in F9-47
Ten thousand's digit: Reserved
If "Coast to stop" is selected, the AC drive displays Err** and directly stops.
• If "Stop according to the stop mode" is selected, the AC drive displays A** and stops
according to the stop mode. After stop, the AC drive displays Err**.
• If "Continue to run" is selected, the AC drive continues to run and displays A**. The
running frequency is set in F9-54.
Function Code Parameter Name Setting Range Default
F9-54
Frequency selection
for continuing to run
upon fault
0: Current running frequency
1: Set frequency
2: Frequency upper limit
3: Frequency lower limit
4: Backup frequency upon abnormality
0
F9-55
Backup frequency
upon abnormality
0.0%–100.0% (maximum frequency) 100.0%
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