RAS 74.40 - Page 210

ANALOGUE REGULATION
ELECTRONICS
REG-S
9.3.4
AMPLIFICA-
TION
9.4.1
DEPICTION
OF
TFIE
REGULA-
TION
-1S,
UNITEK
lndustrie Elektronik
GmbH Gr0ningerstraBe
8
D-71364 Winnenden
/
Stuttgart-Germany
ln
order
to optimise the P-omplificotion
the l-component
con be
shorted
by
putting
the
jumper
SWI
onio Position
l-2 ond
by con-
necting
the terminol Xl:l
with Xl:8.
With
on nominol
volue step
of
obout
l0% the conirol
response
is
meosured
of
X4:.|6
with
the
oscilloscope
ond the
ompllflcotion
is
optimised
by odjusting
54
ond P3,
Picfure4
The
diogroms
(picture
5,6,7) show
the
effects
of the
qmlificotlon
odjustments
with
swiich
54
(P-omplifikotion)
switch
55
(l-component)
potetiometer
P3
(Xp-omplificotion foctor)
ln
q
siotic
condition
(without
o motor)
0,2V
is
given
os nominol
vo-
lue. The enoble
is iurned
on of time
0,
The control
onswer
is meosured
os o voltoge
titXa:t
s,
St.ffiol{rrt
XP 502 ss=8 S4
=voriabel
54=t
54=e
Picture
5
Modificotion
effects
Switch
54 P
-
omplificotion
Picture
6
Modificqtion
effects
SwitchSSl-component
t0v
9
I
7
6
5
1
?
t
54
=.r
;
s4=8
Sotlibrt: o,av
SlMio{trrt
0
0.1 0.a 0.3
0.,1 0.5 0.6 0.7 0.8 0.9 lsek
XP 502
Ss=voriobet
S4=4
s5:0
S5=8
l0v
9
I
7
6
4
3
I
s5;i
: : .
'.
:
Sottrirt:0,?V
-
-:-J.-.--:.J.-.-.:.J
-
-
0 0.1 0.2 0.3 0,.1 0.5 0.6
0.7 0.8
0.9
ls"k