YASKAWA L1000A Quick Start Manual page 72

4 Start-Up Programming & Operation
■ Flowchart B: Auto-Tuning for Induction Motors
The flowchart below covers Auto-Tuning for induction motors operating with V/f Control, Open Loop Vector Control, or
Closed Loop Vector Control.
Set terminals H1 and H2 if the Safe Disable function is used.
Refer to
Auto-Tuning Fault Detection
on page 140.
Remove the source of Fault/Alarm
and repeat Auto Tuning.
(Alarm or Fault code
displayed
Open terminals H1-HC and H2-HC if used during the normal sequence.
<1> If an LED operator is used, the display shows "
<2> If an LED operator is used, the display shows "
70
START
Set the Baseblock input (H1-
Is the Control Mode
V/f Control ?
Yes
A1-02 = 0
Select Stationary Auto-Tuning
for Terminal Resistance only,
T1-01 = 2.
Enter the data in to T1-
Press the Up key until "Tuning Ready" is displayed.
Close the motor contactor.
Press the Run key on the digital operator
and wait until Auto-Tuning is finished.
Tuning
Successful?
No
("Entry Accepted"
displayed)
Apply the brake if it was released during Auto-tuning.
Open the motor contactor.
Open the Baseblock input (H1-
FINISH
".
Figure 35 Auto-Tuning for Induction Motors
= 8/9) if used.
No
A1-02 = 2 or 3
Can the motor
rotate freely?
No
Select Stationary
Auto-Tuning 1 or 2
T1-01 = 1 or 4.
parameters as indicated on the
display.
<1>
Yes
<2>
= 8/9) if used.
".
YASKAWA ELECTRIC TOEP C710616 38H YASKAWA AC Drive-L1000A Quick Start Guide
YEA_common
Yes
(Ropes removed)
Select Rotational
Auto-Tuning
T1-01 = 0.
Enter the data in to T1- parameters as
indicated on the display.
Press the Up key until "Tuning Ready" is
displayed.
<1>
Release the Brake.