6
-64
K
K
K
K
Stopping
Acceleration
and
Deceleration
(Acceleration/Deceleration
Ramp
Hold)
The
acceleration/deceleration ramp hold function stops acceleration and deceleration, stores the output fre-
quency
at that point in time, and then continues operation.
Set
one of the parameters H1-01 to H1-05 (multi-function input terminal S3 to S7 function selection) to A
(acceleration/deceleration
ramp hold) to stop acceleration and deceleration when the terminal is turned ON
and
to store the output frequency at that point in time. Acceleration and deceleration will restart when the ter-
minal
is turned OFF.
If
d4-01 is set to 1 and the Acceleration/Deceleration Ramp Hold command is input, the output frequency is
still
stored even after the power supply is turned OFF.
n
Related
Parameters
n
Time
Chart
The
time chart when using Acceleration/Deceleration Ramp Hold commands is given below.
Fig 6.49 Acceleration/Deceleration Ramp Hold
Param-
eter
Num-
ber
Name
Description
Setting
Range
Factory
Setting
Change
during
Opera-
tion
Control
Methods
V/f
V/f
with
PG
Open
Loop
Vec-
tor
LCD
Display
d4-01
Frequency
reference hold
function
selection
Set
whether or not frequencies on hold will be
recorded.
0:
Disabled (when operation is stopped or the
power
is turned ON again starts at 0.)
1:
Enabled (when operation is stopped or the
power
is turned ON again starts at the previ-
ous
hold frequency.)
This
function is available when the multi-function
inputs
“Accel/Decel Ramp Hold” or “up/down”
commands
are set.
0
or 1
0
No
A
A
A
MOP
Ref Memory
Power supply
Forward/Stop
Acceleration/Deceleration
Ramp Hold
Frequency reference
Output frequency
Hold
Hold
Содержание SYSDRIVE 3G3RV
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