YASKAWA Varispeed-505WII - Adjuster Locations and Functions

Table 6 Control Circuit Board
Adjuster Locations and Functions
Type : o Adjuster Adjuster
Adjuster Function Adjusting Method Specifications
Adjusters
Location
Name
1 ~+
RATE
Accel time adjustment at fwdrun .
Clockwise rotation increases 3 - 75 sec
(Decel time adjustment at rvs run .)
accel time .
2
(D
RATE
Decel
time adjustment at fwd run
Clockwise rotation increases
decel time .
3
-
75 sec
(Accel
time adjus tment at rvs run .)
3 NGAIN
ASR
Gain adjustment .
Clockwise rotation increases GAIN
4
Speed
feedback adjustment . Clockwise rotation decreases
± 6 V/10046 specA
NMAX
s " geed .
5 IGAIN
ACR Gain adjustment . Clockwise rotation increases
gain .
6
Main circuit current feedback Clockwise rotation decreases +3 V/100% current
IFB
adjustment .
current .
7
F LIMIT
Speed and current limit value at
Clockwise rotation increases 150% (Standard)
forward run . limit value .
8 R LIMIT
Speed and current limit value
at Clockwise rotation increases 150% (Standard)
reverse run . li mit v alue .
9 CEMF
Counter electromotive force Clockwise rotation increases 0 . 17 - 0 .84 times
Potenti-
compensation . gain .
ometers
10
SM
Speedometer adjustment . Clockwise rotation increases 1 mADC max
.pointer swin : .
Ammeter adjustment .
Clockwise rotation increases pointer 1
mADC max
11 AM
swing .
12 NOFS ASR offset adjustment
.
evolt .i z- e
13 IOFS ACR offset adjustment .
t-volta ,", .-e
14 KIPP
Phase shift lag limit adjust- Clockwise
rotation advances shift lag
155oek Standard
ment limit
Adjustment of phase shifter Clockwise rotation advances 90'-k -
li_T1i°eZ
15
PSB
operation point . : , hase . (Adjustable)
Setting overload detection Clockwise rotation increases 110% Standard
16 OL% start point . overload detection start
. , oin t .
17
OLT
Setting overload detection Clockwise rotation increases 150%, 6 .0 sec (Standard)
time .
o .eration
time .
18 ZCD
Setting zero
current detec-
Clockwise
rotation
increases 0% - 10n (Adjustable)
tion level .
detection
level .
7%
(Standard)
19 IREF
Setting field
current
. Clockwise rotation
increases
field current .
Resistor
20
14FBR
1FBR - Rough adjustment of field cur-
Selection
rent detection voltage level .
Open
the
resistor according Refer to motor specifi-
(Open)
21
5FBR - Rough adjustment of main circuit to specifications
. cations .
9FBR current detection voltage level .
Slide 22 1SW
Control Method selector (Speed N-1 Current
Switch
control) control)
~ M®
50 Hz- " 0 Hz
Rough adjustment of speed Selection o the voltage level
24
A -
D detection voltage level . according to type
of tack-gen
and motor rated s . ,
eed .
25
E
Selection of soft start El
operation
E2
Soft start
Selection ofPI or P control by ©
PI
control
26
F
ACR control method
"A
P contr ol
Selection ofPI or P control by © Pc mntrol
Plug
27
H
ASR control method ©
P1
control
control
Selection
Selection of zero-speed condi- J 1 block after motor
28
tion at motor overheat . reached
zero speed by
J
stop o .eration .
~~ ime(giate gate block .
29
K
Selection of start interlock ©Wit
zero-speed condition . ~~ Without
Selection of zero-speed cord-
Field half-reduced after
tion at motor blower stop . ttiotor zero-speed by
stop
30 L
_operation . (Gate block)
Field half-reduced immediately .
-
(Gate block)
Selection of exciter according I©Exciter used .
31 M
to typeof motor field . © Exciter not used .
Open "
Speed control by
voltage detection .
" Speed control by AC
Short-
32 OPN
tach-gen .
circuit Short -
Jumper circuited
other than the above .
Open
-
Special
application .
33 OPS --
Short-
Other than the above .
circuited