4. Trial Operation
4-8
When auto-tuning is complete
successfully, “None” is displayed. If
error occurs during auto-tuning, “[][]
Error” is displayed. In this case, verify
motor parameters and encoder
setting is done properly and redo
the auto-tuning. If the problem persists,
contact LS representative.
Total
3 ~ 5 (Min.) is required
z FWD/REV LED on keypad will blink during Auto-tuning.
z If setting PAR_24 (Auto tuning) to “ ALL2 ”, all procedure is same as “ALL1” except Encoder
Testing will be skipped.
z Motor constants of each can be selected and separately tuned.
(Encoder Test, Rs Tuning, Lsigma, Flux Curr, Ls Tuning, Tr Tuning)
z If encoder phase (A, B) or inverter output wiring is switched during Auto-tuning, “ Enc AB Chgd ”
message will be displayed. In this case, changing PAR_11 (Enc Dir Set) setting from “ A Phase
Lead ” to “ B Phase Lead ” (or oppositely) will erase the need for changing the wiring.
PAR▶ Auto tuning
24 None
PAR▶ Auto tuning
24 [][] Error
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