B2: dc injection braking and short circuit braking, B3: speed search – Yaskawa iQpump Micro User Manual

Page 230

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No.

(Addr.

Hex)

Name

LCD Display

Description

Values

Page

b1-16

(01C5)

Run Command

Selection 2

Run Source 2

Run Source 2

0: Operator

1: Digital Inputs

2: Communication

3: Option PCB

Enabled when a multi-function digital input set for “External

Reference” (H1-oo = 2) closes.

0: Operator

1: Digital Inputs

2: Communication

3: Option PCB

Default: 0

Range: 0 to 3

b1-17

(01C6)

Run Command at Power

Up

Run Cmd @ Pwr On

0: Cycle Ext Run

1: Accept Ext Run

0: Disregarded. A new Run command must be issued after

power up.

1: Allowed. Drive will run immediately after power up if a Run

command is present.

Default: 1

Range: 0, 1

u

b2: DC Injection Braking and Short Circuit Braking

No.

(Addr.

Hex)

Name

LCD Display

Description

Values

Page

b2-01

(0189)

DC Injection Braking

Start Frequency

DCInj Start Freq

Sets the frequency at which DC Injection Braking starts when

“Ramp to stop” (b1-03 = 0) is selected.

Default: 0.5 Hz

Min.: 0.0

Max.: 10.0

b2-02

(018A)

DC Injection Braking

Current

DCInj Current

Sets the DC Injection Braking current as a percentage of the

drive rated current.

Default: 50%

Min.: 0

Max.: 75

b2-03

(018B)

DC Injection Braking

Time at Start

DCInj Time@Start

Sets DC Injection Braking time at start. Disabled when set to

0.00 seconds.

Default: 0.00 s

Min.: 0.00

Max.: 10.00

b2-04

(018C)

DC Injection Braking

Time at Stop

DCInj Time@Stop

Sets DC Injection Braking time at stop.

Default: 0.50 s

Min.: 0.00

Max.: 10.00

u

b3: Speed Search

No.

(Addr

Hex.)

Name

LCD Display

Description

Values

Page

b3-01

(0191)

Speed Search Selection

at Start

SpdSrch at Start

0: Disabled

1: Enabled

0: Disabled

1: Enabled

Default: 0

Range: 0, 1

127

b3-02

(0192)

Speed Search

Deactivation Current

SpdSrch DeactCur

Sets the current level at which the speed is assumed to be

detected and Speed Search is ended. Set as a percentage of the

drive rated current.

Default: 120%

Min.: 0

Max.: 200

b3-03

(0193)

Speed Search

Deceleration Time

SpdSrch Dec Time

Sets output frequency reduction time during Speed Search.

Default: 2.0 s

Min.: 0.1

Max.: 10.0

b3-05

(0195)

Speed Search Delay

Time

Search Delay

When using an external contactor on the output side, b3-05

delays executing Speed Search after a momentary power loss to

allow time for the contactor to close.

Default: 0.2 s

Min.: 0.0

Max.: 100.0

b3-06

(0196)

Output Current 1 during

Speed Search

Srch Im Lvl1

Sets the current injected to the motor at the beginning of Speed

Estimation Speed Search. Set as a coefficient for the motor rated

current.

Default:

<1>

Min.: 0.0

Max.: 2.0

b3-08

(0198)

Current Control Gain

during Speed Search

(Speed Estimation

Type)

Srch ACR P Gain

Sets the proportional gain for the current controller during Speed

Search.

Default: 0.50

Min.: 0.00

Max.: 6.00

b3-10

(019A)

Speed Search Detection

Compensation Gain

Srch Detect Comp

Sets the gain which is applied to the speed detected by Speed

Estimation Speed Search before the motor is reaccelerated.

Increase this setting if ov occurs when performing Speed Search

after a relatively long period of baseblock.

Default: 1.05

Min.: 1.00

Max.: 1.20

b3-14

(019E)

Bi-Directional Speed

Search Selection

Bidir Search Sel

0: Disabled

1: Enabled

0: Disabled (uses the direction of the frequency reference)

1: Enabled (drive detects which way the motor is rotating)

Default: 0

Range: 0, 1

B.2 b: Application

230

YASKAWA TOEP YAIQPM 03B YASKAWA AC Drive - iQpump Micro User Manual

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