ANALOGUE
REGUI-ATION
ELECTRONICS REG-3
9.5.1.
ACTUAL
VALUE
TAC H OM EIER
9.5.2.
ACTUAL
VALUE
ARMATU R E
VOLTAGE
For ihe speed regulotion with ihe octuol tochometer vqlue
the 0
Ohm
resistors S7
ond Sl2
must be
present
ond the
jumper
S10
open,
Ihe
tochometer
signol of
Xl:9
must be of
on
opposite
polority
to the octuol
input
Xl:6 |
Use the binory switch
59 for
o
coorse
odjustment ,The fine
odjustment
of the
moximum
speed
of moximum nominol
volue
input is ochieved with
the trimmer
P4
(n-mox).
The iochometer
signol con be smoothed
s9
r0K
P4
t0K
4K7
by closing the
jumper
Sl I
with
o copocitor of 0,1pF.
With olternoting
current
tochometers on odditioncrl smoothing
copocitor of 0,47
pF
ist
to be
ploced
of ihe iqchometer input,
Schqller
59
Einsiellung Tocho
-
Grobobgleich
Stellung
Tocho.
spqnnung
mln
01234
-67403225
100 70
50 M
205
r45
97 85
5
23
t<
70
6
20
30
65
7
IB
a4
55
I
l4
t8
35
9blsF
t2v
POTISTEILUNG nmc
mln
mlite
mox
For speed regulotion
with the
ormqture voltoge
os octuol
volue
the following settings ore importont
:
Jumper Sl,Sl0
:
closed
,
Jumpers 57
ond
512 : open,
Jumper SWl6
on
position
l-2, Switch
59 :
position
0.
With on ormoture voltoge of
greoter
.l80
Volt externql
resistors
hove io
be ottoched
qt
the inputs
Xl:Bb
ond Xl:9,
The volues
ore os follows:
for
270 V
=
200 kQ
for 440 V
=
470 kQ
for
550 V
=
680 kQ
The
fine odjustment of
the moximum
speed
with
moximum
nominol volue
input
is ochieved with the trimme( P4
(n-mox).
The
dropping of the speed
lxR
is compensoted by
the trlmmer P2
(lxR)
in such o woy,
thot with
low speeds ond o 50 % lood
jump
the speed
does not drop into
idle
running,
The tochometer
monitoring isi
disconnected by
plugging
in
jumpers
S16.
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