Yaskawa VS-616PS5 Series Programming Manual User Manual

Page 30

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30

VS-616PS5 Programming Manual

Setting Range:

0.000 to 10.000s

Factory Default:

0.500s

The ASR integral time 2 is an additional integral time adjustment.

Setting Range:

0.000 to 0.500s

Factory Default:

0.004s

Mechanical backlash in an application causes secondary current (I

2

) reference varia-

tions in the motor’s rotor. This condition can undesirably limit the adjustment of ASR
parameters. The output delay time constant is used to control these secondary cur-
rent (I

2

) reference variations.

Setting Range:

0.00 to 100.00%

Factory Default:

0.00%

Sets speed at which C5-01 and C5-02 are achieved. When C5-06 is set to any set-
ting other than 0, both sets of proportional and integral values are used (See Figure
22).

Notes:

1.

When C5-06 =” 0”, proportional gain 1 (C5-01) and integral time 1 (C5-02) are selected.

Setting Range:

0.00 to 300.00

Factory Default:

5.00

This parameter sets the ASR P gain applied at magnetic pole pull-in. It is set to a
unit of 0.01.

C5-04 ASR Integral Time 2

B

C5-05 ASR Output Primary Delay Time

A

C5-06 ASR Switching Speed Level

A

C5-07 ASR P Gain at Start

A

C5-06

f

FB

=

Figure 22 ASR Switching Speed Level

P

ga

in

·

I t

im

e

C5-01

C5-02

C5-03

C5-04

0

P = Number of Motor Poles

N = Motor RPM

P · N

120

f

FB

Motor Speed

* When C5-06 =”0”, proportional gain 1 (C5-01)

where . . .

and integral time 1 (C5-02) are selected.

Section C: Tuning Parameters

C5 ASR Tuning

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