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5-50
5-5-4 Speed Loop (ASR) Structure
The following block diagram shows the structure of the speed loop.
Frequency
reference
Detected
speed
Change
limiter
Limiter
Output frequency
U1-21
U1-22
H
Gain Settings
When using “V/f control with PG feedback,” set the gain at the minimum frequency and maximum fre-
quency.
D
Max. Frequency Gain Settings (C5-01 and C5-02)
Set ASR proportional gain 1 (C5-01) and ASR integral time 1 (C5-02) at the maximum frequency.
Parameter
Display
Setting range
Units
Default
Valid access levels*
number
p y
name
g
g
setting
V/f
Control
V/f with
PG
Open Loop
Vector
Flux
Vector
C5-01
ASR P Gain 1
0.00 to 300.00
Factor
0.20
---
B
---
B
C5-02
ASR I Time 1
0.000 to 10.000
s
0.200
---
B
---
B
Note B:
Basic or Advanced
---: Not applicable.
D
Min. Frequency Gain Settings (C5-03 and C5-04)
Set ASR proportional gain 2 (C5-03) and ASR integral time 2 (C5-04) at the minimum frequency.
Parameter
Display
Setting range
Units
Default
Valid access levels*
number
p y
name
g
g
setting
V/f
Control
V/f with
PG
Open Loop
Vector
Flux
Vector
C5-03
ASR P Gain 2
0.00 to 300.00
Factor
0.02
---
B
---
B
C5-04
ASR I Time 2
0.000 to 10.000
s
0.050
---
B
---
B
Note B:
Basic or Advanced
---: Not applicable.
The following graph shows how the proportional gain and integral time are calculated from parameters
C5-01 through C5-04.
Motor speed (Hz)
E1-04
(Max. frequency)
Basic Operation
Chapter 5
Содержание SYSDRIVE 3G3FV
Страница 1: ...USER S MANUAL High function General purpose Inverter SYSDRIVE 3G3FV Cat No I516 E1 4 ...
Страница 16: ...Chapter 1 Introduction 1 1 Function 1 2 Nomenclature 1 3 New Functions 1 ...
Страница 33: ...Chapter 2 Installation 2 1 Mounting 2 2 Wiring 2 ...
Страница 112: ...Chapter 4 Trial Operation 4 1 Procedure 4 2 Operation Example 4 ...
Страница 289: ...Chapter 7 Parameter Lists 7 1 Initialize Mode Parameters 7 2 Program Mode Parameter List 7 ...
Страница 366: ...Chapter 9 Specifications 9 1 Inverter Specifications 9 2 Option Specifications 9 ...
Страница 395: ...Chapter 10 Appendix 10 1 Notes on Using the Inverter for a Motor 10 ...