129
Encoder sig
nal loss de
tection
376
Encoder signal loss
detection enable/
disable selection
1
0
0
Signal loss detection is invalid
{
{
{
1
Signal loss detection is valid
When the cable of the encoder signal is
broken during encoder feedback control,
orientation control, or vector control, signal
loss detection (E.ECT) is activated to stop the
inverter output.
—
380 to 383
Refer to
Pr. 29
.
384 to 386
Refer to
Pr. 291
.
Position contr
ol
419
Position command
source selection
1
0
0
Conditional position control function by
contact input
{
{
{
2
Conditional position pulse train command by
pulse train input from the JOG terminal
420
Command pulse scaling
factor numerator
1
1
0 to 32767 Set the electronic gear.
Pr. 420
is a numerator and
Pr. 421
is a
denominator.
{
{
{
421
Command pulse scaling
factor denominator
1
1
0 to 32767
{
{
{
422
Position loop gain
1s
-1
25s
-1
0 to 150s
-1
Set the gain of the position loop.
{
{
{
423
Position feed
forward gain
1%
0%
0 to 100%
Function to cancel a delay caused by the
droop pulses of the deviation counter.
{
{
{
424
Position command
acceleration/deceleration
time constant
0.001s
0s
0 to 50s
Used when rotation has become unsmooth at
a large electronic gear ratio (about 10 times or
more) and low speed.
{
{
{
425
Position feed forward
command filter
0.001s
0s
0 to 5s
Enters the primary delay filter in response to
the feed forward command.
{
{
{
426
In-position width
1 pulse
100
pulse
0 to 32767
pulse
The in-position signal (Y36) turns on when the
droop pulses become less than the setting.
{
{
{
427
Excessive level
error
1
40K
0 to 400K
A position error excessive (E.OD) occurs
when the droop pulses exceed the setting.
{
{
{
9999
Function invalid
428
Command pulse
selection
1
0
0 to 2
Pulse train + sign
Negative logic
{
{
{
3 to 5
Pulse train + sign
Positive logic
429
Clear signal
selection
1
1
0
Deviation counter is cleared at trailing edge
(at the moment when H level is changed to L
level)
{
{
{
1
eviation counter is cleared at L level
430
Pulse monitor
selection
1
9999
Description
FR-DU07(FR-PU04/
FR-PU07)
display
{
{
{
0
The cumulative
command pulse value
is displayed.
Lower 4(5) digits
1
Upper 4(5) digits
2
The cumulative
feedback pulse value is
displayed.
Lower 4(5) digits
3
Upper 4(5) digits
4
The droop pulses are
monitored.
Lower 4(5) digits
5
Upper 4(5) digits
9999
Frequency monitor is displayed.
464
Digital position
control sudden stop
deceleration time
0.1s
0
0 to 360.0s
Set the time until the inverter stops when the
forward rotation (reverse rotation) command
is turned off with the position feed forward
function.
{
{
{
—
450
Refer to
Pr. 71
.
451
Refer to
Pr. 80
.
453, 454
Refer to
Pr. 80
.
455 to 463
Refer to
Pr. 82
.
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
V/FV
/
F
V/F
Magnetic fluxM
a
g
n
e
ti
c
f
lu
x
Magnetic flux
VectorV
e
c
to
r
Vector
VectorV
e
c
to
r
Vector
Содержание FR-A741-11K
Страница 7: ...MEMO ...
Страница 216: ...209 MEMO ...
