Dwell functions: b6 – Yaskawa G5HHP Drive User Manual

Page 273

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8.2 Programming Mode Constants

8 - 7

Constant

Number

Page

Control Methods

Change

during

Opera-

tion

Factory

Setting

Setting

Range

Description

Name

Constant

Number

Page

Flux

Vector

Open

Loop

Vector

V/f

with

PG

V/f

Change

during

Opera-

tion

Factory

Setting

Setting

Range

Description

Display

b5-02

Proportional gain (P)

Sets P-control proportional gain as

a percentage.

0.00 to

1 00

f

A

A

A

A

7 46

b5-02

PID Gain

a percentage.
;

P-control is not performed when

the setting is 0.00.

0.00 to

25.00

1.00

f

A

A

A

A

7 - 46

b5-03

Integral (I) time

Sets I-control integral time in 1-sec-

ond units.

0.0 to

1 0

f

A

A

A

A

7 46

b5-03

PID I Time

ond units.
;

I-control is not performed when

the setting is 0.0.

0.0 to
360.0

1.0

f

A

A

A

A

7 - 46

b5-04

Integral (I) limit

Sets the I-control limit as a percent-

age of the maximum output fre

0.0 to

100 0

f

A

A

A

A

7 46

b5-04

PID I Limit

age of the maximum output fre-

quency.

0.0 to
100.0

100.0

f

A

A

A

A

7 - 46

b5-05

Differential (D) time

Sets D-control derivative time in

1-second units.

0.00 to

0 00

f

A

A

A

A

7 46

b5-05

PID D Time

seco d u ts.

;

D-control is not performed when

the setting is 0.00.

0.00 to

10.00

0.00

f

A

A

A

A

7 - 46

b5-06

PID limit

Sets the limit after PID-control as a

percentage of the maximum output

0.0 to

100 0

f

A

A

A

A

7 46

b5-06

PID Limit

percentage of the maximum output

frequency.

0.0 to
100.0

100.0

f

A

A

A

A

7 - 46

b5-07

PID offset adjustment Sets the offset after PID-control as

a percentage of the maximum out

--100.0

to

0 0

f

A

A

A

A

7 47

b5-07

PID Offset

a percentage of the maximum out-

put frequency.

to

+100.0

0.0

f

A

A

A

A

7 - 47

b5-08

PID primary delay

time constant

Sets the time constant for low pass

filter for PID-control outputs in

1-second units

0.00 to

10 0

0.00

f

A

A

A

A

7 - 47

b5 08

PID Delay Time

1-second units.
;

Not usually necessary to set.

10.0

0.00

f

A

A

A

A

7 - 47

J

Dwell Functions: b6

Consta

Name

S tti

F t

Change

Control Methods

Consta

nt

Num-

ber

Display

Description

Setting

Range

Factory

Setting

Change

during

Opera-

tion

V/f

V/f

with

PG

Open

Loop

Vector

Flux

Vector

Page

b6-01

Dwell frequency

at start

Run command

0.0 to

0 0

x

A

A

A

A

7 49

b6-01

Dwell Ref @

Start

Output frequency

Run command

ON

OFF

0.0 to

150.0

0.0

x

A

A

A

A

7 - 49

Dwell time at start

Output frequency

0 0 to

b6-02

Dwell Time @

Start

Time

0.0 to

10.0

0.0

x

A

A

A

A

7 - 49

b6-03

Dwell frequency

at stop

b6-01

b6 02

b6-03

b6 04

Time

0.0 to

150 0

0.0

x

A

A

A

A

7 - 49

b6 03

Dwell Ref @ Stop

;

The dwell function is used to stop/start

b6-02

b6-04

150.0

0.0

x

A

A

A

A

7 - 49

Dwell time at stop

;

The dwell function is used to stop/start

the output frequency temporarily when

d i i

t

ith h

l d

0 0 to

b6-04

Dwell Time @

Stop

p

q

y

p

y

driving a motor with a heavy load.

0.0 to

10.0

0.0

x

A

A

A

A

7 - 49

8

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