Table 34: Open loop settings
Index
Parameter
Min
Max
Unit
Default
ID
Description
P3.1.4.1
U/f Ratio
0
2
0
108
0 = Linear
1 = Squared
2 = Programmable
P3.1.4.2
Field Weakening
Point Frequency
8.00
P3.3.1.2
Hz
Varies
602
P3.1.4.3
Voltage at Field
Weakening Point
10.00
200.00
%
100.00
603
P3.1.4.4
U/f Midpoint Fre-
quency
0.00
P3.1.4.2.
Hz
Varies
604
P3.1.4.5
U/f Midpoint Voltage
0.0
100.0
%
100.0
605
P3.1.4.6
Zero Frequency Volt-
age
0.00
40.00
%
Varies
606
P3.1.4.7
Flying Start Options
0
255
0
1590
B0 = Search the shaft
frequency only from
the same direction as
the frequency refer-
ence
B1 = Disable AC scan-
ning
B4 = Use the frequency
reference for the initial
guess
B5 = Disable DC pulses
B6 = Flux build with
current control
B7 = Reverse injection
direction
P3.1.4.8
Flying Start Scan
Current
0.0
100.0
%
45.0
1610
P3.1.4.9
Auto Torque Boost
0
1
0
109
0 = Disabled
1 = Enabled
P3.1.4.10
Torque Boost Motor
Gain
0.0
100.0
%
100.0
667
P3.1.4.11 Torque Boost Gener-
ator Gain
0.0
100.0
%
0.0
665
M3.1.4.12
I/f Start
This menu includes 3 parameters. See the table below.
VACON · 102
PARAMETERS MENU
5
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