
4.DESCRIPTION OF PARAMETERS B-64120EN/01
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Speed
Rapid traverse
feed rate
Time
T: Time constant for linear acceleration/deceleration
T
T
<Rapid traverse bell shaped acceleration/deceleration>
Speed
Rapid
traverse rate
Time
T
2
/
T
2
T
1
T
2
/2
T
1
: Set a time constant used for linear acceleration/deceleration
T
2
: Set a time for rounding.
Total time=T
1
+ T
2
Time for linear=T
1
- T
2
Time for rounding part=T
2
Set the value when the rapid traverse rate is 100%. If it is under 100%,
the total time is reduced. (Constant acceleration method)
The value of T
1
is determined from the torque of motor. Usually set
the value of T
2
to 24 ms or 32 ms.
1621
Time constant t T
2
used for bell-shaped acceleration/deceleration in rapid
traverse for each axis
[Data type] Word axis
[Unit of data] ms
[Valid data range] 0 to 512
Specify time constant T
2
used for bell-shaped acceleration/
deceleration in rapid traverse for each axis.