Chapter 7 Basic Functions
7-17
Cx2000 AC Drive
7.5 V/F control
Linear V/F pattern operation
Group
Code Item
Set value Range
Initial Unit
Function group 1
F22
Base frequency
-
30.00 ~ 400.00 50.00
Hz
F23
Start frequency
-
0.10~10.00
0.50
Hz
F30
V/F pattern
0
0 ~ 2
0
Function group 2
H40
Control mode select
-
0 ~ 3
0
Set F30 to 0 (linear)
This pattern maintains a linear Volts/frequency ratio from F23 (Start frequency) to F22 (Base
frequency).
Base Frequency: Inverter outputs its rated voltage frequency. Refer to the motor nameplate Data.
Start Frequency: Inverter starts to output its voltage frequency.
Square V/F pattern
Group
Code Item
Set value Range
Initial
Unit
Function group 1
F30
V/F pattern
1
0 ~ 2
0
Set F30 to 1(square).
This pattern maintains squared volts/hertz ratio. Appropriate applications are fans, pumps, etc.
R u n
co m m a n d
F re q.
S ta rt fre q.
B a se fre q.
V o lta g e
In ve rte r ra te d
vo lta g e
Freq.
Base freq.
100%
Voltage
Summary of Contents for C*2000 Series
Page 163: ......
