Basic Settings - YASKAWA Varispeed G7 Series Instruction Manual



Basic Settings

Switch to the quick programming mode ("QUICK" will be displayed on the LCD screen) and then set the fol-
lowing user constants. Refer to Chapter 3 Digital Operator and Modes for Digital Operator operating proce-
dures and to Chapter 5 User Constants and Chapter 6 Constant Settings by Function for details on the user
constants.
Con-
Cate-
stant
gory
Number
Control

A1-02 method selec-
tion
Reference

b1-01
selection
Operation

b1-02 method selec-
tion
Stopping
 b1-03 method selec-
tion
Acceleration
 C1-01
time 1
Deceleration
 C1-02
time 1
Carrier fre-

C6-02 quency selec-
tion
Carrier fre-
quency selec-
 tion for open-
C6-11
loop vector 2
control
Table 4.1 Basic User Constant Settings
: User constants that must be set, : User constants to be set as necessary.
Name Description
Set the control method for the Inverter.
0: V/f control
1: V/f control with PG
2: Open-loop vector 1 control
3: Flux vector
4: Open-loop vector 2 control
Set the frequency reference input method.
0: Digital Operator
1: Control circuit terminal (analog input)
2: MEMOBUS communications
3: Option board
4: Pulse train input
Set the Run Command input method.
0: Digital Operator
1: Control circuit terminal (sequence
input)
2: MEMOBUS communications
3: Option board
Select stopping method when Stop Com-
mand is sent.
0: Deceleration to stop
1: Coast to stop
2: DC braking stop
3: Coast to stop with timer
Set the acceleration time in seconds for the
output frequency to climb from 0% to
100%.
Set the deceleration time in seconds for the
output frequency to fall from 100% to 0%.
The carrier frequency is set low if the
motor cable is 50 m or longer or to reduce
radio noise or leakage current.
Trial Operation Procedures
Setting Factory
Page
Range Setting
0 to 4 2 5-9
5-11
6-2
0 to 4 1
6-77
6-95
5-11
6-10
0 to 3 1
6-77
6-95
5-11
0 to 3 0
6-12
5-22
0.0 to 6000.0 10.0 s
6-18
5-22
0.0 to 6000.0 10.0 s
6-18
Depends
on capac-
ity, volt-
1 to F 5-27
age, and
control
method.
*
1 to 4 5-27
1
7
4-