Accelerating And Decelerating Heavy Loads (Dwell Function) - YASKAWA Varispeed G7 Instruction Manual

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
b6-01
b6-02
b6-03
b6-04
-22
6
Name
Description
Display
Dwell fre-
quency at
start
Dwell Ref
@Start
Dwell time
Run command ON
at start
Output frequency
Dwell
Time@Start
Dwell fre-
b6-01
quency at
stop b6-02
The dwell function is used to
Dwell Ref
output frequency temporarily
@Stop
when driving a motor with a heavy
Dwell time
load.
at stop
Dwell
Time
@Stop
Setting Factory
Range Setting
0.0 to
0.0 Hz
400.0
OFF
0.0 to
0.0 s
10.0
b6-03 Time
0.0 to
b6-04
0.0 Hz
400.0
0.0 to
0.0 s
10.0
Control Methods
Change
Open
during
V/f Flux
Loop
Opera-
V/f with Vec-
Vector
tion
PG tor
1
No A A A A
No A A A A
No A A A A
No A A A A
MEMO
Open
BUS
Loop
Regis-
Vector
ter
2
A 1B6H
A 1B7H
A 1B8H
A 1B9H