Mitsubishi Electric FR-A820-00046 Instruction Manual page 30

 Performing tuning
POINT POINT
• Before tuning, check the monitor display of the PU if the inverter is in the state ready for tuning. If the start command is
turned ON though the inverter is not ready, the motor can start running.
• In the PU operation mode, press
In the external operation mode, turn ON the start command (STF signal or STR signal). Tuning will start.
NOTE
• The motor shaft rotates up to 2 times during tuning.
• The displays/indicator on the operation panel (FR-DU08), the parameter unit (FR-PU07), and the LCD operation panel (FR-
LU08) will change as shown below while tuning when Pr.373 = "1".
Status Parameter unit (FR-PU07) display
TUNE
Setting
During
TUNE
tuning
STF
TUNE
Normal
COMPLETION
completion
STF
30
VECTOR CONTROL
/ on the operation panel.
Operation panel (FR-DU08)
READ:List
1
STOP PU
2
FWD PU
3
STOP PU
display/indicator
Blinking
LCD operation panel (FR-LU08) display
AutoTune 12:34
TUNE
--- STOP PU
PREV NEXT
AutoTune 12:34
TUNE
STF FWD PU
PREV NEXT
AutoTune 12:34
TUNE
Completed
STF STOP PU
PREV NEXT
1
2
3