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C5: Automatic Speed Regulator (ASR: Automatic Speed Regulator)

No.

(Hex.)

Name

Description

Default

(Range)

Ref.

C5-01

(021B)

RUN

ASR Proportional Gain 1

Sets the gain to adjust ASR response.

Note:

When A1-02 = 0 [Control Method Selection = V/f], set H6-01 = 3 [Terminal RP Pulse Train Function = Speed Feedback (V/F Control)] to enable this parameter.

Determined by A1-02

(0.00 - 300.00)

Details

No.

(Hex.)

Name

Description

Default

(Range)

Ref.

C5-02

(021C)

RUN

ASR Integral Time 1

Sets the ASR integral time.

Note:

When A1-02 = 0 [Control Method Selection = V/f], set H6-01 = 3 [Terminal RP Pulse Train Function = Speed Feedback (V/F Control)] to enable this parameter.

Determined by A1-02

(0.000 - 60.000 s)

Details

No.

(Hex.)

Name

Description

Default

(Range)

Ref.

C5-03

(021D)

RUN

ASR Proportional Gain 2

Sets the gain to adjust ASR response.

Note:

When A1-02 = 0 [Control Method Selection = V/f], set H6-01 = 3 [Terminal RP Pulse Train Function = Speed Feedback (V/F Control)] to enable this parameter.

Determined by A1-02

(0.00 - 300.00)

Details

No.

(Hex.)

Name

Description

Default

(Range)

Ref.

C5-04

(021E)

RUN

ASR Integral Time 2

Sets the ASR integral time.

Note:

When A1-02 = 0 [Control Method Selection = V/f], set H6-01 = 3 [Terminal RP Pulse Train Function = Speed Feedback (V/F Control)] to enable this parameter.

Determined by A1-02

(0.000 - 60.000 s)

Details

No.

(Hex.)

Name

Description

Default

(Range)

Ref.

C5-05

(021F)

ASR Limit

Sets the ASR output limit where E1-04 [Maximum Output Frequency] is 100%.

Note:

When A1-02 = 0 [Control Method Selection = V/f], set H6-01 = 3 [Terminal RP Pulse Train Function = Speed Feedback (V/F Control)] to enable this parameter.

5.0%

(0.0 - 20.0%)

Details

No.

(Hex.)

Name

Description

Default

(Range)

Ref.

C5-06

(0220)

ASR Delay Time

Sets the filter time constant of the torque reference output from the speed loop. Usually it is not necessary to change this setting.

Determined by A1-02

(0.000 - 0.500 s)

Details

No.

(Hex.)

Name

Description

Default

(Range)

Ref.

C5-07

(0221)

ASR Gain Switchover Frequency

Sets the frequency where the drive will switch between these parameters: C5-01 and C5-03 [ASR Proportional Gain 1/2]C5-02 and C5-04 [ASR Integral Time 1/2]

Determined by A1-02

(Determined by A1-02)

Details

No.

(Hex.)

Name

Description

Default

(Range)

Ref.

C5-08

(0222)

ASR Integral Limit

Set the upper limit of the ASR integral amount as a percentage of the rated load.

400%

(0 - 400%)

Details

No.

(Hex.)

Name

Description

Default

(Range)

Ref.

C5-12

(0386)

Integral Operation @ Accel/Decel

Sets ASR integral operation during acceleration and deceleration.

0
No

Integral operation is not enabled during acceleration or deceleration. Integral operation is always enabled during constant speed.

1
Yes

Integral operation is always enabled.

Note:

When A1-02 = 0 [Control Method Selection = V/f], set H6-01 = 3 [Terminal RP Pulse Train Function = Speed Feedback (V/F Control)] to enable this parameter.

0

(0, 1)

Details

No.

(Hex.)

Name

Description

Default

(Range)

Ref.

C5-29

(0B18)

Expert

Speed Control Response

Sets the level of speed control responsiveness. Usually it is not necessary to change this setting.

0
Standard
 
1
High Performance 1
 

1

(0, 1)

Details

No.

(Hex.)

Name

Description

Default

(Range)

Ref.

C5-39

(030D)

ASR Primary Delay Time Const 2

Sets the filter time constant used when the torque reference is output from ASR. Usually it is not necessary to change this parameter.

0.000 s

(0.000 - 0.500 s)

Details