
B–63833EN–1/02
7. FEEDRATE CONTROL/ACCELERATION
AND DECELERATION CONTROL
346
1770
Parameter 1 for setting an acceleration for linear acceleration/deceleration
before interpolation in the advanced preview control mode (maximum machining
speed during linear acceleration/deceleration before interpolation)
[Data type] Two–word
Valid data range
y
IS-A, IS-B IS-C
Millimeter machine 1 mm/min 6 – 240000 6 – 100000
Inch machine 0.1 inch/min 6 – 96000 6 – 48000
This parameter is used to set an acceleration for linear acceleration/
deceleration before interpolation in the advanced preview control mode.
In this parameter, set the maximum machining speed during linear
acceleration/deceleration before interpolation. Set the time used to reach
the maximum machining speed in parameter No. 1771.
Parameter 2 (No. 1771)
Speed
Time
Parameter1
(No. 1770)
CAUTION
When 0 is set in parameter No. 1770 or parameter No. 1771,
linear acceleration/deceleration before interpolation is
disabled.
1771
Parameter 2 for setting an acceleration for linear acceleration/deceleration before
interpolation in the advanced preview control mode (time used to reach the maxi-
mum machining speed during linear acceleration/deceleration before interpolation)
[Data type] Word
[Unit of data] 1 ms
[Valid data range] 0 to 4000
This parameter is used to set an acceleration for linear acceleration/decel-
eration before interpolation in the advanced preview control mode. In this
parameter, set the time (time constant) used to reach the speed set in pa-
rameter No. 1770.
[Unit of data]
[Valid data range]