4.9 Auto-Tuning
126 SIEPCYEUOQ2V01A Q2V Technical Manual
Input Data Parameter Unit
Auto-Tuning Mode
(T2-01 Setting)
PM Motor Parameter Settings
(0)
PM Static Full
AutoTune
(1)
PM Static R Autotune
(2)
Control Method Selection A1-02 - 5, 6 5 6 5 6 5, 6
PM Motor Code Selection T2-02 -
Motor code of Yaskawa
motor
*1
FFFF
*2
FFFF
*2
- - -
PM Motor Base Frequency T2-07 Hz - x - x - -
Number of PM Motor Poles T2-08 - - x x x x -
PM Motor Base Speed T2-09 min
-1
- - x - x -
PM Motor Stator Resistance T2-10 Ω x x x - - -
PM Motor d-Axis Inductance T2-11 mH x x x - - -
PM Motor q-Axis Inductance T2-12 mH x x x - - -
Back-EMF Units Selection T2-13 - x x x - - -
Back-EMF Voltage Constant
(Ke)
T2-14
*3
x x x - - -
Pull-In Current Level T2-15 % - - - x x -
*1 Set the motor code for a Yaskawa PM motor.
*2 Set the motor code to FFFF for a PM motor from a different manufacturer.
*3 Changes when the value set in T2-13 changes.
Table 4.11 Input Data for PM Motor Auto-Tuning
Input Data Parameter Unit
Auto-Tuning Mode
(T2-01 Setting)
PM Rotary Autotune
(4)
High Frequency
Injection
(5)
Control Method Selection A1-02 - 5 6 5, 6
PM Motor Code Selection T2-02 - - - -
PM Motor Type T2-03 - x x -
PM Motor Rated Power T2-04 kW x x -
PM Motor Rated Voltage T2-05 V x x -
PM Motor Rated Current T2-06 A x x -
PM Motor Base Frequency T2-07 Hz x - -
Number of PM Motor Poles T2-08 - x x -
PM Motor Base Speed T2-09 min
-1
- x -
Pull-In Current Level T2-15 % x x -
◆ Auto-Tuning in EZ Open Loop Vector Control Method
This section gives information about the Auto-Tuning mode for EZ Open Loop Vector Control. Auto-Tuning will
set the E9-xx parameters.
Table 4.12 EZ Tuning Mode Selection
Mode
Parameter
Settings
Application Conditions and Benefits
Applicable Control Method
(A1-02 Setting)
Motor Parameter Setting T4-01 = 0
• Applicable when driving an induction motor or a PM motor
• Suitable for derating torque applications, for example fans and
pumps.
EZ Vector
(8)
Line-to-Line Resistance T4-01 = 1
• After Auto-Tuning, the wiring distance between the drive and
motor changed by 50 m or more.
• When the motor output and drive capacity are different.
EZ Vector
(8)
■ Auto-Tuning Input Data in EZ Open Loop Vector Control Method
To do Auto-Tuning, input data for the items that have an "x". Before starting Auto-Tuning, prepare the motor test
report or record the information on the motor nameplate as a reference.
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