6
-22
Accelerating and Decelerating Heavy Loads (Dwell Function)
The dwell function stores the output frequency when starting or stopping heavy loads. By temporarily storing
the output frequency, you can prevent the motor from stalling. When using the dwell function, you must select
a deceleration stop. Set b1-03 (Stopping Method Selection) to 0.
Related Parameters
Con-
stant
Number
Name
Description
Setting
Range
Factory
Setting
Change
during
Opera-
tion
Control Methods
MEMO
BUS
Regis-
ter
Display
V/f
V/f
with
PG
Open
Loop
Vector
1
Flux
Vec-
tor
Open
Loop
Vector
2
b6-01
Dwell fre-
quency at
start
The dwell function is used to
output frequency temporarily
when driving a motor with a heavy
load.
0.0 to
400.0
0.0 Hz
No
A
A
A
A
A
1B6H
Dwell Ref
@Start
b6-02
Dwell time
at start
0.0 to
10.0
0.0 s
No
A
A
A
A
A
1B7H
Dwell
Time@Start
b6-03
Dwell fre-
quency at
stop
0.0 to
400.0
0.0 Hz
No
A
A
A
A
A
1B8H
Dwell Ref
@Stop
b6-04
Dwell time
at stop
0.0 to
10.0
0.0 s
No
A
A
A
A
A
1B9H
Dwell
Time
@Stop
Run command ON
Output frequency
Time
b6-03
OFF
b6-01
b6-04
b6-02
