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2.5
FEED FUNCTIONS (Cont'd)
Table 2.5.6 Feedrate Override
OVERRIDE
CANCEL
%
STEP
STEP
<§>
II
111.)
0
.
o
]
IU
12
l2<)
20
13
130
3
30
14
MO
FEEDRATE
OVERRIDE
i
4
40
IS
ISO
inn
T.
SO
16
160
6
60
17
I7i)
ISO
7
70
18
ISO
8
SO
10
0
90
20
200
200 "«
0
10
I
OO
Fig.
2.5.7 Rapid Traverse Rate
Override
Switch
Rapid
traverse
rate override
switch
(1)
This
switch is used
to
adjust
the
traverse rate
by Fo,
25, 50 and 100%.
100%
rate
is
the
rapid
traverse rate set
by
parameters
Pm2801 and
above.
(2)
The switch is effective in both automatic
operation including
GOO
command and in manual
operation (RAPID
mode).
(3)
Fo is
set
by
parameter
Pm2447.
2.57.2
Fast forward
speed
can
be
overridden
in six
steps
(100%.
50%.
25%. Fo. Fi.
Fz).
Fi
and Fz
speeds are
defined
by
parameters
<Pm244$,
Fm2449).
This function
is
optional.
For
details,
refer
to
command
or reference
manuals issued
by
your
machine tool builder.
2.5.8
Dwell
(G04)
G04 P
(1)
This
command
interrupts
feed for the
length
of time
designated by
the
address P. The
same can
be accomplished
by commanding
address X
instead of address P.
(2)
Dwell is
programmed as
an
independent block.
(3)
The maxinmum
length
of time which can be
designated
with address
P is
as
follows.
Table 2.5.7
Dwell time tP programmable
range)
Formal
0
-
999999.999
sec
P63
The
value is
not
dependent on
metric inch
input or metric inch
output.
-
64
-
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