Speed search: b3, Timer function: b4, Pid control: b5 – Yaskawa G5HHP Drive User Manual
Page 272
User Constants
8.2.1 Application Constants: b
8 - 6
J
Speed Search: b3
C
t t
Name
S tti
F t
Change
Control Methods
Constant
Number
Display
Description
Setting
Range
Factory
Setting
Change
during
Opera-
tion
V/f
V/f
with
PG
Open
Loop
Vector
Flux
Vector
Page
b3-01
Speed search selec-
tion at start
Sets the speed search function to
start when the run command is in-
put.
0: Disabled (Starts from the mini-
mum output frequency.)
1: Enabled (Speed search is started
0, 1
0 *
x
A
A
A
A
7 - 42
b3 01
SpdSrch at Start
1: Enabled (Speed search is started
from the maximum frequency.
In a control method with PG,
the motor starts at the frequency
of motor rotation when the run
command is input.)
0, 1
0
x
A
A
A
A
7 - 42
b3-02
Speed search operat-
ing current
Sets the speed search operation cur-
rent as a percentage of the Inverter
rated current.
;
Not usually necessary to set.
0 to 200
100
x
A
x
A
x
7 - 42
b3 02
SpdSrch Current
;
Not usually necessary to set.
When restarting is not possible
with the set value, reduce the
value.
0 to 200
100
x
A
x
A
x
7 - 42
b3-03
Speed search decel-
eration time
Sets the output frequency decelera-
tion time during speed search in
1-second units.
;
Set the time for deceleration
0.1 to
10 0
2.0
x
A
x
A
x
7 - 42
b3 03
SpdSrch Dec Time
;
Set the time for deceleration
from the maximum output fre-
quency to 0 Hz.
10.0
2.0
x
A
x
A
x
7 - 42
* When the control method is changed, the Inverter reverts to factory settings. (The open loop vector control factory settings will
be displayed.)
J
Timer Function: b4
C
t t
Name
S tti
F t
Change
Control Methods
Constant
Number
Display
Description
Setting
Range
Factory
Setting
Change
during
Opera-
tion
V/f
V/f
with
PG
Open
Loop
Vector
Flux
Vector
Page
b4-01
Timer function ON-
delay time
Sets the timer function output ON-
delay time (dead band) for the timer
function input, in 1-second units.
;
Enabled when the timer function
0.0 to
300 0
0.0
x
A
A
A
A
7 - 43
b4 01
Delay-ON Timer
;
Enabled when the timer function
is set for multi-function inputs
and outputs.
300.0
0.0
x
A
A
A
A
7 - 43
b4-02
Timer function OFF-
delay time
Sets the timer function output OFF-
delay time (dead band) for the timer
function input, in 1-second units.
;
E bl d h
th ti
f
ti
0.0 to
300 0
0.0
x
A
A
A
A
7 - 43
b4 02
Delay-OFF Timer
;
Enabled when the timer function
is set for multi-function inputs
and outputs.
300.0
0.0
x
A
A
A
A
7 - 43
J
PID Control: b5
C
t t
Name
S tti
F t
Change
Control Methods
Constant
Number
Display
Description
Setting
Range
Factory
Setting
Change
during
Opera-
tion
V/f
V/f
with
PG
Open
Loop
Vector
Flux
Vector
Page
b5-01
PID control mode
selection
0: Disabled
1: Enabled (Deviation is D-con-
trolled.)
0 to 2
0
f
A
A
A
A
7 - 46
b5 01
PID Mode
trolled.)
2: Enabled (Feedback value is D-
controlled.)
0 to 2
0
f
A
A
A
A
7 - 46
8