Newport MM4005 - 6.20 Default Mode: S-CURVE Profile

EDH0162En1040 – 06/99 6.20
MM4005 Feature Descriptions Tutorial
Default Mode: S-CURVE Profile
Two types of profiles exist: TRAPEZOID and S-CURVE.
TRAPEZOID or S-CURVE
The Scurve type avoids abrupt variations in speed during axis movement,
consequently it improves the movement quality.
a: Temporary acceleration
a
max
: Maximum acceleration
a
av
: Average acceleration value set from the front panel of the controller
( →→Acceleration menu)
a
av
= a
max
/2
Advantage
Gives smooth acceleration in the acceleration phase (start) and in deceler-
ation (stop), thereby avoiding severe jolts to the mechanisms during these
events (start/end).
MODIFYAxis Setup
V
t
Parabola 2
a
a
av
a
max
t
t
da
dt
Parabola 1
6.20
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