YASKAWA U1000 - Subchart A-1: Simple Motor Setup Using V;F Control

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Subchart A-1: Simple Motor Setup Using V/f Control
Flowchart A1 in Figure 4.9 describes simple motor setup for V/f Control, with or without PG feedback. V/f Control is suited
for more basic applications such as fans and pumps. This procedure illustrates Energy Savings and Speed Estimation Speed
Search.
Perform Stationary Auto-Tuning for
Stator Resistance (T1-01 = 2)
NO
YES
Energy Savings
(b8-01 = 1) or
Speed Estimation Speed Search
(b3-24 = 1, 3) enabled
when b3-01 = 1
or L2-01 = 1,2 ?
Is the motor cable longer than
50 meters?
Return to
Flowchart
A
Perform Rotational
Auto-Tuning for V/f Control
(T1-01 = 3)
Is there a
PG encoder
on the motor?
・ Set or verify the V/f pattern settings E1-oo.
・ Enter the number of motor poles to E2-04 (or E4-04 for motor 2).
・ Set the F1-oo parameters.
Set or verify the V/f pattern
settings E1-oo.
NO
YES
YES
NO
Run the motor without load; check the rotation direction and operation.
Verify external signal commands to the drive work as desired.
Couple the load or machine to the motor.
Run the machine and check for desired operation.
From
Flowchart
A
°
Figure 4.9 Simple Motor Setup with Energy Savings or Speed Search
4.4 Start-Up Flowcharts
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YASKAWA ELECTRIC SIEP C710636 04D U1000 Industrial MATRIX Drive Technical Manual