
2
.
DIGITAL
OPERATOR
(JVOP-114)
(Conttd)
OUTPUT
VOLTAGE
The
following
shows
the
time
chart
where
the
speed
search
command
is
input
.
FWD
(REV)
RUN
COMMAND
°w
-~
0 5
SEC
OR
MORE
SEARCH
COMMAND
°'
SYNCHRONOUS
MAXIMUM
FREQUENCY
OR
j
SPEED
DETECTION
FREQUENCY
REFERENCE
--
;
AT
RUN
COMMAND
INPUT
I
OUTPUT
FREQUENCY
_
i
I
MINIMUM
BASEBLOCK
TIME
I I
(0
5
sec)
j
I
VOLTAGE
AT
SPEED
SEARCH
;SPEED
SEARCH
(OPERATION
i
I
I
SIGNAL
DURING
ON
SPEED
SEARCH
RETURN
TO
VOLTAGE
AT
NORM
AL
OPERATION
Notes
1
.
When
the
search
commands
are
input
from
maximum
frequency
and
setting
frequency
simultaneously,
the
search
command
of
lower
terminal
No
.
has
the
priority
.
2
.
Make
such sequence
that
FWD
(REV)
run
command
is
to
be
input
at
the
same
time
or
after
the
search
command
.
If
run
command
is
input
before
search
command,
search
command
becomes
ineffective
.
RELAY
1
SEARCH
COMMAND
TYPICAL
SEQUENCE
RELAY
1
FWD
(REV)
RUN
COMMAND
RELAY
2
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