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4.4 Start-Up Flowcharts
146
YASKAWA ELECTRIC
SIEP C710636 02B YASKAWA U1000 Technical Manual
◆
Subchart A-3: Operation with Permanent Magnet Motors
Flowchart A-3 in
describes the set-up procedure for running a PM motor in Open Loop Vector Control. PM
motors can be used for more energy-efficient operation in reduced or variable torque applications.
Note: 1.
Although the drive sets parameters for the PG encoder during Auto-Tuning, sometimes the direction of the motor and direction of the
PG get reversed. Use parameter F1-05 to switch the direction of the PG so that it matches the motor direction.
2.
The Z pulse must be realigned if the PG encoder is replaced. Set T2-01 to 3 to recalibrate the drive for the new encoder.
Figure 4.10
Figure 4.11 Operation with Permanent Magnet Motors
<1> A motor code can be entered as the parameter setting for E5-01 when using a Yaskawa PM motor (SMRA Series, SSR1 Series, and SST4
Series). If using a motor from another manufacturer, enter FFFF.
<2> Make sure the motor and load can run freely, i.e., if a brake is mounted, make sure it is released.
<3> ASR Gain Tuning automatically performs Inertia Tuning and sets parameters related to Feed Forward function.
From
Flowchart
A
Motor test report/
data sheet available?
YES
Input the motor data.
(T2-01 = 0)
<1>
Input the motor data.
(T2-01 = 1)
<1>
NO
Is the motor cable longer
than 50 meters?
Possible
for motor to rotate
during tuning?
YES
PM Stationary Auto-Tuning for
Stator Resistance (T2-01 = 2)
NO
Return to
Flowchart
A
Run the machine and check for
desired operation.
NO
YES
Perform PM
Rotational Auto-Tuning.
(T2-01 = 14)
NO
NO
Does the application
require Feed Forward
function?
Perform PM Inertia Tuning.
(T2-01=8)
<2>
Should the drive set ASR?
Connect the load to the motor.
Perform ASR gain tuning.
(T2-01=9)
<3>
NO
YES
YES
YES
YES
YES
NO
NO
Enable reverse operation.
(b1-04 = 0)
Is there a
PG encoder on the
motor?
Has PG been
replaced after Auto-Tuning was
performed?
Is reverse
operation disabled?
(b1-04 = 1)
Disconnect the motor from the load so that the motor shaft can rotate.
Perform Z Pulse Offset Tuning.
(T2-01 = 3)
Run the motor without load; check the rotation direction and operation.
Verify external signal commands to the drive work as desired.
SIEP_C710636_02B_1_0.book 146 ページ 2015年11月25日 水曜日 午後4時56分