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Field Control: d6
User parameters for the field weakening command are shown in the following table.
Name
Parameter
Number
Display
Magnetic
Sets the Drive output voltage
Field
when the multi-function input
Weakening
"field weakening command"
d6-01
Level
is input (H1-xx = 63). Sets as
a percentage taking the
Field-Weak
voltage set in the V/f pattern
Lvl
as 100%.
Magnetic
Sets the lower limit (in Hz) of
Field
the frequency range where
Frequency
field weakening control is
valid. The field weakening
command is valid only at
d6-02
frequencies above this setting
Field-Weak
and only when output
Freq
frequency is in agreement
with the current output
frequency (speed agree).
Magnetic
Field Forcing
Set the magnetic field forcing
Function
function.
d6-03
Selection
0: Disabled
1: Enabled
Field Force
Sel
AφR Time
Sets the A-phase-R time
Constant
constant in relation to the
motor secondary circuit time
constant by the amount of
increase.
Note: A-phase-R Time
Constant = (Secondary
Circuit Time Constant)
d6-05
x (d6-05).
A PHI R
Filter
When d6-05 = 0, then
A-phase-R is inactive.
When d6-05 = 0, it
becomes the lower limit
for 200ms internal to the
drive.
Magnetic
Sets the upper limit of the
Field Forcing
excitation current command
Limit
d6-06
during magnetic field forcing.
A setting of 100% is equal to
Field Force
motor no-load current, E2-03.
Limit
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Setting
Factory
Description
Range
Setting
0
to
80%
100
0.0
0.0HzH
to
400.0
0 or 1
0.00
to
1.00
10.00
100
to
400%
400
User Parameter Tables
Control Methods
Change
Open
V/f
during
Loop
V/f
with
Operation
Vector
PG
1
No
A
A
No
No
A
A
No
z
0
No
No
No
A
No
No
No
No
No
No
No
A
Open
MODBUS
Flux
Loop
Register
Vector
Vector
2
No
No
2A0H
No
No
2A1H
A
A
2A2H
No
A
2A4H
A
A
2A5H
33
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