7-20
H
Factory Tuning: C8
Para
meter
Name
Description
Setting
range
Default
setting
Chan-
ges
Control mode
Page
meter
No.
Display
name
range
setting
ges
during
opera-
tion
V/f
control
V/f
with
PG
Open
loop
vector
Flux
vector
C8-08
Speed
feedback
detection
control
(AFR) gain
Sets the gain and time constant
of the internal speed feedback
detection control circuit.
Normally it is not necessary to
set these parameters. Adjust in
the following circumstances:
0.00 to
10.00
1.00
NO
X
X
A
X
6-5
AFR Gain
the following circumstances:
S
Hunting occurs:
Increase C8-09. If that does
C8-09
Speed
feedback
detection
control
(AFR) time
constant
Increase C8-09. If that does
not correct the problem,
reduce C8-08.
S
Poor responsiveness:
Reduce C8-09 as long as
hunting does not occur.
Increase the gain in C8-08
as long as hunting does not
0 to
2000
50
NO
X
X
A
X
6-5
AFR Time
as long as hunting does not
occur.
Note
Unit for C8-09: ms
C8-30
Carrier
Frequency
Selection
During
Auto-tuning
Sets the carrier frequency
during Auto-tuning. Normally it
is not necessary to set this
parameter. Adjust if auto-tuning
is not functioning.
0:
Sets the carrier frequency
to 2 kHz.
0 to 2
2
NO
X
X
A
A
6-8
Carrier in
tune
to 2 kHz.
1:
Sets the carrier frequency
to the value in C6-01.
2:
Sets the carrier frequency
to 5 kHz.
Parameter Lists
Chapter 7
Summary of Contents for SYSDRIVE 3G3FV
Page 1: ...USER S MANUAL High function General purpose Inverter SYSDRIVE 3G3FV Cat No I516 E1 4 ...
Page 16: ...Chapter 1 Introduction 1 1 Function 1 2 Nomenclature 1 3 New Functions 1 ...
Page 33: ...Chapter 2 Installation 2 1 Mounting 2 2 Wiring 2 ...
Page 112: ...Chapter 4 Trial Operation 4 1 Procedure 4 2 Operation Example 4 ...
Page 289: ...Chapter 7 Parameter Lists 7 1 Initialize Mode Parameters 7 2 Program Mode Parameter List 7 ...
Page 366: ...Chapter 9 Specifications 9 1 Inverter Specifications 9 2 Option Specifications 9 ...
Page 395: ...Chapter 10 Appendix 10 1 Notes on Using the Inverter for a Motor 10 ...