YASKAWA P7, User Manual, Page: 184 / 256

Parameters A - 10
V/F Pattern
E1-01
Input Voltage Setting
Input Voltage
Set to the nominal voltage of the incoming line.
155 to 255.0
(240V)
310 to 510.0
(480V)
240V
480V
Quick Setting
E1-03
V/F Pattern Selection
V/F Selection
0: 50Hz
1: 60 Hz Saturation
2: 50 Hz Saturation
3: 72 Hz
4: 50 Hz VT1
5: 50 Hz VT2
6: 60 Hz VT1
7: 60 Hz VT2
8: 50 Hz HST1
9: 50 Hz HST2
A: 60 Hz HST1
B: 60 Hz HST2
C: 90 Hz
D: 120 Hz
E: 180 Hz
F: Custom V/F
FF: Custom w/o limit
0 to FF F Programming
E1-04
Maximum Output Frequency
Max 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 disre-
garded.
Always ensure that the four frequencies are set in the following
manner:
E1-04 (FMAX)
≥
E1-06 (FA) > E1-07 (FB)
≥
E1-09 (FMIN)
0.0 to
120.0
60.0Hz Programming
E1-05
Maximum Output Voltage
Max Voltage
0 to 255.0
(240V)
0 to 510.0
(480V)
240V
480V
Programming
E1-06
Base Frequency
Base Frequency 0.0 to
200.0
60.0Hz Programming
E1-07
Mid Output Frequency A
Mid Frequency A
0.0 to 200.0 3.0Hz Programming
E1-08
Mid Output Voltage A
Mid Voltage A
0 to 255.0
(240V)
0 to 510.0
(480V)
18.0VAC Programming
E1-09
Minimum Output Frequency
Min Frequency
0.0 to 200.0 1.5Hz Programming
E1-10
Mid Output Voltage
Min Voltage
0 to 255.0
(240V)
0 to 510.0
(480V)
10.8VAC Programming
E1-11
Mid Output Frequency B
Mid Frequency B
Set only when V/f is finely adjusted at rated output range.
Adjustment is not normally required.
0.0 to
200.0
0.0Hz Programming
E1-12
Mid Output Voltage B
Mid Voltage B
0 to 255.0
(240V)
0 to 510.0
(480V)
0.0VAC Programming
E1-13
Base Voltage
Base Voltage
0 to 255.0
(240V)
0 to 510.0
(480V)
0.0VAC Programming
Table 1: Parameter List (Continued)
Parameter
No.
Parameter Name
Digital Operator Display
Description
Setting
Range
Factory
Setting
Menu
Location
Output voltage (V)
Frequency (Hz)
FMIN FA FBASE FMAX
(E1-09) (E1-07) (E1-06) (E1-04)
VMAX
(E1-05)
VBASE
(E1-13)
VA
(E1-08)
VMIN
(E1-10)