ETEL Doc. - Operation & Software Manual # DSC2P 903 / Ver. F / 3/6/05
Chapter C: System functions
Operation & Software Manual
Direct Drives & Systems
145
13.2.1.2 Position reference mode (K61=36):
K61 = 36:
Same as K61 = 4, but the actual position is kept as reference when the controller is switched on.
The graph below shows the regulation loop of the position reference mode:
Remark:
The external position reference is given in [upi] and [rupi]. Refer to
for more information.
Set up
external
position
re
fe
re
nc
e
K213
Feed
for
w
ard
e
stim
a
to
r
Fo
rc
e
calculat
or
M
o
tor positi
on
M
o
to
r po
si
tion
x
M
otor spe
ed
v
F
fo
rc
e
su
pp
lied
by
th
e
m
ot
o
r
In
tegr
ato
r
In
teg
rat
or
Limi
t
Limit
Limi
t
1
st
o
rder
filter
1
st
order
filter
Curre
nt
in pha
se
1
Encode
r
Ph
a
se
1
Phase 3
P
h
ase 2
Motor
Spe
ed
e
stim
a
to
r
1
st
or
der
filt
er (x2)
C
u
rrent
loop :
1,
2 or
3 phas
e
s
Fc
Ic
I
1
I
2
K80
K81
K82
K60
K9
K11
4
K11
5
K11
6
K11
7
K11
8
K104
K105
K106
K107
K108
K6
K4
K1
K2
K23
K5
K21
K20
M
o
to
r co
m
m
u
ta
tio
n
loo
k-
up ta
ble
Pos
iti
on
calculat
or
K8
Advanced
filter
s
K3
Limit
K6
0
+
+
+
+
+
+
+
+
+
+
+
+
-
-
-
-
-
-
X
X
c
X
e
V
c
a
c
st
i (re
fer to
)
Regulator
: fti (
refer
to
)
Regulator
: cti (r
efer
to
)
Rem
ark:
Par
ameter K82
does
not exist on the D
S
C
D
L.
Содержание DSC Series
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