4 0
Bas
i
c app
li
cat
i
on
4.3.5 Us
i
ng pushbuttons for ST OP / ST ART (W
i
th ramp to stop,
j
og and s
l
ack take up)
Note. Th
i
s c
i
rcu
i
t w
ill
cause the ST OP M O DE RA MP to operate w hen the ST OP button opens dur
i
ng runn
i
ng.
Then the speed w
ill
ramp do w n under contro
l
of the ST OP M O DE RA MP. The ma
i
n contactor w
ill
de-energ
i
se
after the ST OP M O DE RA MP parameters have been sat
i
sf
i
ed.
See 6.5.1.3 Contactor drop out.
Not
e
. Th
e
CSTO
P
must b
e
h
i
gh fo
r
a
t
l
ea
st 50mS p
ri
o
r
to STA
R
T go
i
ng h
i
gh.
The PLX , or PL mode
l
s that have the regenerat
i
ve stopp
i
ng fac
ili
ty, w
ill
regenerate to ma
i
nta
i
n the ramp rate.
The J O G button operates as a J O G funct
i
on w hen the dr
i
ve
i
s stopped (S T ART open), and as the SL A C K 1
take-up funct
i
on w hen the dr
i
ve
i
s runn
i
ng (ST ART c
l
osed).
W
i
th the ST OP button he
l
d open, no runn
i
ng button
i
s operat
i
ve. (J O G / SLA C K or ST ART)
T 4 7
LA T 1
T 3 4
C ST OP
T 3 3
ST ART
T 3 5
+ 2 4 V
T 4 6
C O N 2
T 4 5
C O N 1
Contactor
C OIL
SUPPLY
C O A ST
ST OP.
Must be
h
i
gh pr
i
or
to S T ART.
M AIN
C O N T A C T OR
IN TERN AL C O N T A C TS
Interna
l
contacts + 2 4 V co
il
energ
i
sed
by (ST ART or J O G)
AND
CST OP
0 V
T 3 6
0 V
T 3 2
J O G
T 3 1
RUN
T 4 8
LA T 2
A ux
ili
ary contact on ma
i
n
contactor
i
n ser
i
es w
i
th
RUN for contactors w
i
th
O N de
l
ay > 7 5mS.
(RUN must be at + 2 4 V
to enab
l
e current)
RC SNUBBER across
contactor co
il
..
T yp
i
ca
l
va
l
ues are
1 0 0 Ohms 1 W and
0.1uF both rated for
the co
il
supp
l
y vo
l
ts.
ST OP
ST ART
2 4 V
re
l
ay
Re
l
ay
C OIL
J O G
Or
S
l
ack
Stop mode
ramp de
l
ay.
Term
i
nated
by RUN
go
i
ng LO W
Содержание PLX
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