Autotuning Procedure With Induction Motors - Omron VARISPEED L7 Guia De Inicio Rapido

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Autotuning Procedure with Induction Motors

Fig 6 shows the autotuning procedure for an induction motor with or without encoder in V/f-, Open loop vec-
tor and Closed loop vector control.
START
Set the Base Block Inputs BB and
V/f Control ?
(A1-02 = 0)
Enter auto tuning mode and
set parameter T1-01 = 2
T1-02 - Motor rated power
T1-04 - Motor rated current
Press the UP button until
"Tuning Ready" display appears
Refer to
page 27, Auto-tuning Faults
and eliminate the fault source
BB1
No
(A1-02 = 2/3)
Can the motor
rotate freely ?
Yes
No
Enter auto tuning mode and
set parameter T1-01 = 1
T1-02 - Motor rated power
T1-03 - Motor rated voltage
Set:
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*
Press the UP button until
"Tuning Ready" display appears
Close the motor contactor(s)
Press the RUN button
No
(Fault code is
displayed)
Open the contactors, open the base
block inputs and close the brake if auto
tuning with rotating motor was performed
Fig 6 Autotuning for Induction Motors
Yes
(ropes removed?)
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
Tuning
successful ?
Yes
(" Tuning successful"
is displayed)
FINISH
Set:
(*CLV only)
Open the brake
EN-16