YASKAWA Varispeed CIMR-G7A - Setting the V;F Pattern

6-116
 Setting the V/f Pattern
In V/f control method, you can set the Inverter input voltage and the V/f pattern as the need arises.
Related Constants
Con-
stant
Number
Name
Description
Setting
Range
Factory
Setting
Change
during
Opera-
tion
Control Methods
Display
V/f
V/f
with
PG
Open
Loop
Vector
1
Flux
Vec-
tor
Open
Loop
Vector
2
E1-01
Input volt-
age setting
Set the Inverter input voltage in 1 volt.
This setting is used as a reference value
in protection functions.
155 to
255
*1
200 V
*1
NoQQQQQ
Input Voltage
E1-03
V/f pattern
selection
0 to E: Select from the 15 preset
patterns.
F: Custom user-set patterns (Applicable
for settings E1-04 to E1-10.)
0 to F F No Q Q No No No
V/F Selec-
tion
E1-04
Max. output
frequency
To set V/f characteristics in a straight
line, set the same values for E1-07 and
E1-09. In this case, the setting for E1-08
will be disregarded.
Always ensure that the four frequencies
are set in the following manner:
E1-04 (FMAX) ≥ E1-06 (FA) > E1-07
(FB) ≥ E1-09 (FMIN)
40.0 to
400.0
*5
60.0 Hz
*2
NoQQQQQ
Max
Frequency
E1-05
Max. voltage 0.0 to
255.0
*1
200.0 V
*1*2
NoQQQQQ
Max Voltage
E1-06
Base
frequency
0.0 to
400.0
*5
60.0 Hz
*2
NoQQQQQ
Base
Frequency
E1-07
Mid. output
frequency
0.0 to
400.0
3.0 Hz
*2
No A A A No No
Mid
Frequency A
E1-08
Mid. output
frequency
voltage
0.0 to
255.0
*1
11.0 V
*1 *2
No A A A No No
Mid Voltage
A
E1-09
Min. output
frequency
0.0 to
400.0
*5
0.5 Hz
*2
NoQQQAQ
Min
Frequency
E1-10
Min. output
frequency
voltage
0.0 to
255.0
*1
2.0 V
*1 *2
No A A A No No
Min Voltage
Output voltage (V)
Frequency (Hz)