YASKAWA yasnac i80m

2.13
PROGRAM
SUPPORT
FUNCTIONS
(Cont’d)
NOTE
O
When
a
canned
cycle
is
executed
by
turning
thesingle-block
switch
on.
the
tool
temporarily
stops
at
the
following
halfway
points,
and
the
feed
hold
lamp
lights.
(a)
After
positioning
to
(X.
Y)
point
tb)
After
positioning
to
R-point
(c)
After
termination
of
each
cycle
if
L
command
given
The
single-block
stop
at
completion
of
a
canned
cycle
works
as
usual,
and
the
feed
hold
lamp
does
not
light.
©
Before
entering
the
canned
cycle
mode,
be
sure
to
command
R
and
Z
to
newly
define
R-point
and
Z-point.
R-point
and
Z-point
are
erased
when the
canned
cycle
is
canceled.
©
If
a
canned
cycle
is
executed
after
changing
address
data,
any
of
the
following
address
commands
must
be
given
in
that
block;
otherwise,
the
canned
cycle
will
not
be
executed.
]
command
©
When
M.
S,
T,or
-a
B
code
is
commanded
in
a
canned
cycle
block.
M.
S.
T
or
•!ÿ
B
is
sent
out
when the
first
positioning
is
accomplished.
This
applies
even
when
an
L-time
command
is
given.
M.
S,
T
and
v
B
must
generally
be
commanded
independent
of
other
codes.
O
If
any
of
the
following
codes is commanded
during
the
canned
cycle
mode,
alarm
‘‘170"
results.
[
X,
Y,Z.
a.
P.
R
C
codes
in
group
*
except
G04.
G70. G71. G72
•
G
codes
in
group
07
(G41.
G42j
Therefore,
if
G92,
G27.
or
G28
is
to
be
commanded,
the canned
cycle
must
always
be canceled
before
that command.
©
An
independent
dwell
(G(M)
block
can
be
inserted
in
the middle
of
the canned
cycle
mode.
The
dwell
is
executed
correctly.
©
If
a
canned
cycle
is commanded
in
the
tool
radius
compensaiion-C
<G41,C.42lmode,
alarm
“182”
results.
O
Before
a
canned
cycle
can
be
entered,
spindle
forward
rotation
or reverse
rotation
(M03
or
M04)
must
always
be
started
by
automatic
operation
command. Do
not
enter
a
canned
cycle
by switching
between
spindle
forward
rotation
and
reverse
rotation
by
manual
operation.
©
Calling
subprogram
(M98)
in
the
canned
cycle
mode
a
subprogram
can
be called
up
by
commanding
[
M98
P- L
......
.
:
|
in
the canned
cycle
mode.
The
canned
cycle
can
be
continuously
executed
by
the cal led
subprogram.
In
this
case,
although
the
valucof
P-specification
(dwell
time)
in
thccanncd
cycle
is
temporarily destroyed
by
P-specification
(program
No.
at
jump
destination)
in
the
M98
command,
the
original
value is
automatically
restored
after
control
jumps
to
the
subprogram.
Limits
on
maximum
quadruple
levels
for
M98,
command
from
punched
tape.
etc.
are
the
same as
in
cases
other than
the
canned
cycle
mode.
TO
command
canned
cycle
and
M98
in
the
same
block
causes
an
alarm.
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190
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