YASKAWA Varispeed f7 User Manual

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 Torque Control (SPEC: E or Later Only)
With flux vector control, the motor's output torque can be controlled by a torque reference from an analog
input. Set d5-01 to 1 to control torque.
Related Constants
Con-
stant
Number
Name Description
Setting
Range
Factory
Setting
Change
during
Opera-
tion
Control Methods
MEMO
BUS
Regis-
ter
V/f
V/f
with
PG
Open
Loop
Vec-
tor
Flux
Vec-
tor
d5-01
Torque con-
trol selection
0: Speed control (C5-01 to C5-
07)
1: Torque control
This function is only available in
flux vector control method. To
use the function for switching
between speed and torque con-
trol, set to 0 and set the multi-
function input to “speed/torque
control change.”
0 or 1 0 No No No No A 29AH
d5-02
Torque refer-
ence delay
time
Set the torque reference delay
time in ms units.
This function can be used to
adjust the noise of the torque
control signal or the responsive-
ness with the host controller.
When oscillation occurs during
torque control, increase the set
value.
0 to
1000
0 ms No No No No A 29BH
d5-03
Speed limit
selection
Set the speed limit command
method for the torque control
method.
1: The analog input limit from
a frequency reference (see
b1-01)
2: Limited by d5-04 constant
setting values.
1 or 2 1 No No No No A 29CH
d5-04 Speed limit
Set the speed limit during torque
control as a percentage of the
maximum output frequency.
This function is enabled when
d5-03 is set to 2. Directions are
as follows.
+: Run Command direction
-: Run Command opposite
direction
-120 to
+120
0% No No No No A 29DH
d5-05
Speed limit
bias
Set the speed limit bias as a per-
centage of the maximum output
frequency.
Bias is given to the specified
speed limit. It can be used to
adjust the margin for the speed
limit.
0 to 120 10% No No No No A 29EH

YASKAWA Varispeed f7 Specifications

General

Brand	YASKAWA
Model	Varispeed f7
Category	Inverter
Language	English