125
Dro
op co
ntrol
286
Droop gain
0.1%
0%
0
Droop control is invalid
{
{
{
0.1 to
100%
Set the drooping amount at the rated
torque as a percentage with respect to the
rated frequency.
287
Droop filter time
constant
0.01s
0.3s
0 to 1s
Set the time constant of the primary delay
filter applied to the torque current.
{
{
{
288
Droop function
activation selection
1
0
Real sensor less
vector /vector
control
Advanced
magnetic flux
vector control
{
{
{
0, 10
Droop control is not
exercised during
acceleration/
deceleration.
(When
Pr.288
= 10,
droop compensation
amount is determined
using the motor
speed as reference.)
Droop control is not
exercised during
acceleration/
deceleration.
Droop
compensation
amount is
determined using
the rated motor
frequency as
reference.
1, 11
Droop control is
always exercised
during operation.
(with 0 limit)
(When
Pr.288
= 11,
droop compensation
amount is determined
using the motor
speed as reference.)
2
Droop control is
always exercised
during operation.
(without 0 limit)
Pulse tr
ain I/O
291
Pulse train I/O
selection
1
0
Input
Output
{
×
{
0
JOG terminal
FM output
1
Pulse train input
FM output
10
JOG terminal
Pulse train open
collector output
(50% duty)
11
Pulse train input
20
JOG terminal
Pulse train open
collector output
(ON width is always
same)
21
Pulse train input
100
Pulse train open
collector output
(ON width is always
same
(independently of
Pr. 54
))
384
Input pulse division
scaling factor
1
0
0 to 250
Indicates division scaling factor to the input
pulse and the frequency resolution to the
input pulse changes according to the
value.
{
{
{
385
Frequency for zero
input pulse
0.01Hz
0
0 to 400Hz
Set the frequency when the input pulse is 0
(bias).
{
{
{
386
Frequency for
maximum input
pulse
0.01Hz
60Hz
0 to 400Hz
Set the frequency when the input pulse is
maximum (gain).
{
{
{
—
292, 293
Refer to
Pr. 61
.
—
294
Refer to
Pr. 261
.
—
299
Refer to
Pr. 57
.
Fu
nc
tio
n
Parameter
Name
Incre
ments
Initial
Value
Range
Description
Para
meter
copy
Param
eter
clear
All
param
eter
clear
Re
la
te
d
p
a
ra
mete
rs
{
: enabled
×
: disabled
Magnetic fluxM
a
g
n
e
ti
c
f
lu
x
Magnetic flux
SensorlessS
e
n
s
o
rl
e
s
s
Sensorless
VectorV
e
c
to
r
Vector
Summary of Contents for FR-A741-11K
Page 7: ...MEMO ...
Page 216: ...209 MEMO ...
