C H A N GE PARA METERS
1 0 3
6.8.6 C URREN T C O N TROL / Upper current c
l
amp PIN 8 9
The product of th
i
s parameter and 8 1)C UR CL A MP S C ALER sets the
li
m
i
t.
If the upper c
l
amp
i
s set negat
i
ve and the
l
o w er c
l
amp set pos
i
t
i
ve than the resu
l
t
i
s 0.0 0 % .
If the
l
o w er c
l
amp
i
s more + ve than the upper
i
n the + ve reg
i
on, the upper behaves as a current demand.
6.8.7 C URREN T C O N TROL / Lo w er current c
l
amp PIN 9 0
The product of th
i
s parameter and 8 1)C UR CL A MP S C ALER sets the
li
m
i
t.
If the upper c
l
amp
i
s set negat
i
ve and the
l
o w er c
l
amp set pos
i
t
i
ve than the resu
l
t
i
s 0.0 0 % .
If the upper c
l
amp
i
s more -ve than the
l
o w er
i
n the -ve reg
i
on, the
l
o w er behaves as a current demand.
6.8.8 C URREN T C O N TROL / Extra current reference PIN 9 1
6.8.9 C URREN T C O N TROL / A utotune enab
l
e PIN 9 2
I
f you
c
h
a
ng
e
you
r
supp
l
y vo
l
t
a
g
e
,
c
u
rr
e
nt
ca
li
b
r
a
t
i
on o
r
moto
r
typ
e
th
e
n AUTOTUNE must b
e
r
e
p
ea
t
e
d.
Th
i
s
i
s a stat
i
onary test. There
i
s no need to d
i
sconnect the motor from the
l
oad. The motor f
i
e
l
d
i
s
automat
i
ca
ll
y d
i
sab
l
ed. If the motor rotates above 20 % speed due to res
i
dua
l
magnet
i
sm, the test
i
s aborted.
See 8.1.1 1.1 6 DRIV E TRIP MESS A GE / C annot autotune, 8.1.1 1.1 7 DRIV E TRIP MESS A GE / A utotune qu
Note. The autotune funct
i
on makes a one off ad
j
ustment to the current
l
oop error amp
li
f
i
er terms to ach
i
eve
opt
i
mum performance. W hen EN A BLED
i
t w
ill
w a
i
t unt
il
the ma
i
n contactor
i
s energ
i
sed and the dr
i
ve run
before start
i
ng
i
ts autotune rout
i
ne.
I
t m
a
y t
ake
f
r
om
a
f
e
w s
ec
onds up to
a
bout 1 m
i
nut
e
typ
i
ca
ll
y
.
W arn
i
ng. If the max
i
mum motor armature current rat
i
ng
i
s
l
ess than approx
i
mate
l
y 5 0 % of the max
i
mum
mode
l
rat
i
ng, the A U T O T U NE resu
l
ts may not be opt
i
mum. There are 2 poss
i
b
l
e w ays of overcom
i
ng th
i
s.
E
i
ther 1) Set the current
l
oop contro
l
terms manua
ll
y. See 6.8.1 2 C URREN T C O N TROL / D
C URREN T C O N TROL 3
8 9)UPPER C UR CL A MP
8 9)UPPER C UR CL A MP
+ 1 0 0.0 0 %
PAR A ME TER
RA N GE
DEF A ULT
PIN
UPPER C UR CL A MP
+ /-1 0 0.0 0 %
+ 1 0 0. 0 0 % 8 9
Mod
i
f
i
es the upper current
li
m
i
t
% .
C URREN T C O N TROL 3
9 0)LO W ER C UR CL A MP
9 0)LO W ER C UR CL A MP
-1 0 0.0 0 %
PAR A ME TER
RA N GE
DEF A ULT
PIN
LO W ER C UR CL A MP
+ /-1 0 0.0 0 %
-1 0 0.0 0 %
9 0
Mod
i
f
i
es the
l
o w er current
li
m
i
t
% .
C URREN T C O N TROL 3
9 1)E X TR A C UR REF
9 1)E X TR A C UR REF
0.0 0 %
PAR A ME TER
RA N GE
DEF A ULT
PIN
E X TRA C UR REF
+ /-3 0 0.0 0 %
0.0 0 %
9 1
Sets the va
l
ue of an extra
current reference
i
nput.
C URREN T C O N TROL 3
9 2)A U T O T UNE EN A BLE
9 2)A U T O T UNE EN A BLE
DIS A BLED
PAR A ME TER
RA N GE
DEF A ULT
PIN
A U T O T UNE EN A BLE
EN A BLED OR DIS A BLED DIS A BLED
9 2
Enab
l
es the autotune funct
i
on
to start. It turns
i
tse
l
f off.
Summary of Contents for PLX
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