YASKAWA yasnac i80m Instruction Manual page 615

Cnc system for machining centers
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3.5.2.7
Intervening with manual operation during automatic operation
(1)
Interrupt operation by depressing
the FEED HOLD
key
or
SINGLE¬
BLOCK switch.
(2)
Record the
stopping position of the
machine
according
to
the value
displayed.
(3)
Select MANUAL mode and conduct manual
operation.
(4)
Return the
machine
to
the
point
of intervention.
Move the machine
manually
to
the
position
recorded in
(2)
above.
(5)
Select the
auto
mode
(MEM/MDI)
that was
set
prior
to
intervention.
(6)
Automatic
operation
will
restart
if the CYCLE START
key
is
depressed.
1. The
following
will
occur
if mode is
changed over during
automatic
operation
without
conducting
the
stopping operation.
i
(a)
Will decelerate and
stop
immediately if changiri
to
MANUAL mode from AUTO
mode.
(b)
Will
stop
at
end of block if
changed
from
one
AUTO mode
to
another AUTO
mode.
2. ff automatic
operation
is restarted
with
the machine still in the
manually shifted
position, the tool
locus after
restarting
will differ
according
to
ON/OFF
of
the
MANUAL
ABSOLUTE switch. See Par.3.2.1.27
"MANUAL ABSOLUTE Switch".
3. Operation will become
effective
immediately and
output
signals
such
as
the BCD
code will be
sent
in the MANUAL mode when the CYCLE START key is
depressed
after first
writing
the
F.
M,
S.
T
or
B
code
by
the
same procedure as
when
writing
MDI. This is called
manual
MDI.
This is effective
as a means
of intervention
to
the actual buffer
currently being
executed instead of the advance read buffer. However,
writing
MOO. MOI
,
M02, M30.
M90
to
M99,
M190.
to
M199
is
not
possible.
E
-
591

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