Mitsubishi FREQROL FR-A044-3.7K

11. OPERATION
11.3 External Operation Mode (Operation Using External input Signals)
Operation procedure (operation at 60Hz)
~l.TunhgONpo*sr-U&bnptJd
-
qnh mode indlcator lam, 18) and make sure
Turn ON (he power (POWER
that me external operation mode
Indicating lamp is lil. If the
in-ting lamp is not 111, change
/ openth * operation m~de by referring to the
the owdon n-c4e to the external
. ...
,,’ External
,/’
,
procedure given on page 26.
2. Starthg the muor
..... Turn ON the stalt switch (c
FOWd / the drwif across terminals
and reverse switches
are tumed ON, the
inverter win not operate.
If both of mese
switches are turned ON
during operation,
the
motor stops wnnlng
aHer decelerated.
U
Yosing
I
lote 2: If the start switch IS
turned OFF whRe the
variable reslstor is
placed
In me righhnost
position, the motor
decelerates and
stops.
Almwgh noise due to
generated just
before
hlgh
frequency wlll be
me stop because DC
inj- brakmg is
worktng, this
does not
Indicate abnormal
operation.
STFISTR and SD)
(Note 1). The mpjzj
forward or reversa rotation indication
lamps
begin blinking, indicemg that
,,/ Fmad
/’
(81,nlcs)
the mrrespondlng signal is *ut b-
y/ ’
3. Aderaion - Fixed speed
mi*
Turn the variable resistor (used for
gradually to the end postion. The
frequency displayed in
the display
unlt Increases as me vanable resistor
IS turned and wlll reach M)Hz
(default Values)
4. Deceleratkm Turn the vanable re&@ (used for sening
the
frequency) cwnterckckwlse gradually
to the end position (Note 2). The
frequency displayed in the dlsplay unit
decreasas graduelly
as the variable
reslstci
is turned and will reach zero
(OHz) (default values)
I,-. -. . Turn OFF the start fw~tch
(openng the drcuit across
teninals STF/STR and SD).
The motor stops Rnning.
For 3 wire mtrd wiih
momentary operation switches
see note 3.
/’~
. ’ setting the hequewy) c~o~kwise
/
,,’
5. Stopping lbe maor
OFF
/’
,/’
I
Noh 3: The start ~lgnal selfhdding tunction
can be selected. (For details. see
Pr.59 page 78)
The lnverler wlll Stan when STF
* The operation will continue even
(STR)
is Input.
if STF (STR) is rdeesed after that.
To stop release STOP6D with
the stop swllch The inverter wll
stop
F
d
- 2a -