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Auto-Tuning Interruption and Fault Codes
If tuning results are abnormal or the STOP key is pressed before completion, Auto-Tuning will be interrupted and a fault
code will be displayed on the digital operator.
A B
A – Normal Auto-Tuning Display B – Auto-Tuning Interrupted
Figure 4.13 Auto-Tuning Interruption Display
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Performing Auto-Tuning
n Auto-Tuning Procedure
Auto-Tuning should generally be performed in the following steps.
1. Refer to Before Auto-Tuning the Drive on page 87 .
2. Determine which type of Auto-Tuning best fits the application requirements following Figure 4.14 .
Run the motor without the load.
Fine tune parameters if needed.
Connect the load and run the motor.
Fine tune parameters if needed.
Verify system operates as required.
Is the cable
between the motor
and drive longer
than 50 m?
YES
NO
NO
YES
NO YES
YES
Auto-Tuning finished.
NOTICE: Auto-Tuning with
a connected load is possible,
but may result in less than
optimum performance.
Stationary Auto-Tuning for
Line-to-Line Resistance
(T1-01 = 2)
V/f Rotational
Auto-Tuning
(T1-01 = 3)
Rotational
Auto-Tuning
(T1-01 = 0)
START
Select a V/f pattern
E1-03
Open Loop Vector
A1-02 = 2
Select the Motor Control Mode A1-02
Can the load be
disconnected from
the motor?
Will the application
allow motor rotation
for Auto-Tuning?
NO
PM Open Loop Vector Control
A1-02 = 5
Is the total
connected load
expected to be less
than 30% of the motor
rating?
V/f Control
A1-02 = 0
Use V/f control (A1-02 =
0) or set motor
parameters manually if
OLV control is needed
Select the motor code
(E5-01) or set motor data
manually in E5-

Figure 4.14 Auto-Tuning Selection
4.7 Auto-Tuning
88 SIEP C710606 20 OYMC AC Drive - V1000 User Manual
7/16/2008-13:23