YASKAWA Varispeed G7 Series Instruction Manual page 394

General purpose inverter (advanced vector control)
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Name
Con-
stant
Display
Number
PG division rate
Sets the division ratio for the PG
(PG pulse mon-
speed control board pulse output.
itor)
Division ratio = (1+ n) /m (n=0 or
1 m=1 to 32)
F1-06
F1-06
PG Output
This constant is only effective
Ratio
when a PG-B2 is used.
The possible division ratio set-
tings are: 1/32 ≤ F1-06 ≤ 1.
Integral value
Sets integral control during accel-
during accel/
eration/deceleration to either
decel enable/
enabled or disabled.
disable
0: Disabled (The integral
F1-07
function isn't used while
accelerating or decelerating; it
PG Ramp PI/I
is used at constant speeds.)
Sel
1: Enabled (The integral function
is used at all times.)
Overspeed
detection level
Sets the overspeed detection
F1-08
method.
PG Overspd
Frequencies above that set for F1-
Level
08 (set as a percentage of the
Overspeed
maximum output frequency) that
detection delay
continue to exceed this frequency
time
for the time set in F1-09 are
F1-09
detected as overspeed faults.
PG Overspd
Time
Excessive
Sets the speed deviation detection
speed deviation
method.
detection level
F1-10
Any speed deviation above the
PG Deviate
F1-10 set level (set as a percent-
Level
age of the maximum output fre-
quency) that continues for the
Excessive
time set in F1-11 is detected as a
speed deviation
speed deviation.
detection delay
Speed deviation is the difference
F1-11
time
between actual motor speed and
PG Deviate
the reference command speed.
Time
Number of PG
Sets the number of teeth on the
gear teeth 1
gears if there are gears between
F1-12
the PG and the motor.
PG # Gear
Teeth1
Input pulses from PG 60
Number of PG
gear teeth 2
A gear ratio of 1 will be used if
F1-13
either of these constants is set to
PG # Gear
0.
Teeth2
PG open-cir-
Used to set the PG disconnection
cuit detection
detection time. PGO will be
time
F1-14
detected if the detection time con-
PGO Detect
tinues beyond the set time.
Time
* When the control method is changed, the factory setting will change. The flux vector factory setting is given.
Setting
Factory
Description
Range
1 to
132
n
m
0 or 1
0 to
120
0.0 to
2.0
0 to 50
0.0 to
10.0
0 to
F1-13
1000
F1-01
F1-12
0.0 to
10.0
Control Methods
Change
Open
during
V/f
Loop
Setting
Opera-
V/f
with
Vector
tion
PG
1
1
No
No
A
No
0
No
No
A
No
115%
No
No
A
No
*
No
No
A
No
0.0 s
10%
No
No
A
No
0.5 s
No
No
A
No
0
No
No
A
No
0
No
No
A
No
2.0 s
No
No
A
No
Options
MEMO
Open
BUS
Flux
Loop
Regis-
Vec-
Vector
ter
tor
2
A
No
385H
No
No
386H
A
A
387H
A
A
388H
A
A
389H
A
A
38AH
No
No
38BH
No
No
38CH
A
No
38DH
161
6-

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