Autotuning Procedure With Induction Motors - Omron VARISPEED L7 Manual

Autotuning Procedure with Induction Motors

Fig 4.2 shows the autotuning procedure for an induction motor with or without encoder in V/f-, Open loop
vector and Closed loop vector control.
4
Refer to
page 7-14, Auto-tuning Faults
and eliminate the fault source
6
4-
START
Set the Base Block Inputs BB and
BB1
No
(A1-02 = 2/3)
V/f Control ?
(A1-02 = 0)
Yes
Enter auto tuning mode and
set parameter T1-01 = 2
Set:
T1-02 - Motor rated power
T1-04 - Motor rated current
Press the UP button until
"Tuning Ready" display appears
No
(Fault code is
displayed)
Fig 4.2 Autotuning for Induction Motors
Yes
(ropes removed?)
Can the motor
rotate freely ?
No
Enter auto tuning mode and
set parameter T1-01 = 1
Set:
T1-02 - Motor rated power
T1-03 - Motor rated voltage
T1-04 - Motor rated current
T1-05 - Rated motor frequency
T1-06 - Motor pole number
T1-07 - Motor rated speed
T1-08 - PG pulse number*
(*CLV only)
Press the UP button until
"Tuning Ready" display appears
Close the motor contactor(s)
Press the RUN button
Tuning
successful ?
Yes
(" Tuning successful"
is displayed)
Open the contactors, open the base
block inputs and close the brake if auto
tuning with rotating motor was performed
FINISH
Enter auto tuning mode and
set parameter T1-01 = 0
Set:
T1-02 - Motor rated power
T1-03 - Motor rated voltage
T1-04 - Motor rated current
T1-05 - Rated motor frequency
T1-06 - Motor pole number
T1-07 - Motor rated speed
T1-08 - PG pulse number*
(*CLV only)
Press the UP button until
"Tuning Ready" display appears
Open the brake