
42
Group 22: Accel/Decel
Two acceleration/deceleration ramp pairs can be used. If both ramp pairs are
used, selection can be made between these in run time through a digital
input. The S curve of the ramps is adjustable.
Figure 6 Definition of acceleration/deceleration ramp time.
Code Description
2201
ACC/DEC 1/2 SEL
Selects the source for the ramp pair selection signal.
0 =
NOT
SEL
The first ramp pair is used (
ACCELER
TIME
1/
DECELER
TIME
1).
1...5 = DI1...DI5
Ramp pair selection is done through a digital input (DI1 to DI5).
Digital input deactivated = Ramp pair 1 (
ACCELER
TIME
1/
DECELER
TIME
1) is
used.
Digital input activated = Ramp pair 2 (
ACCELER
TIME
2/
DECELER
TIME
2) is used.
2202
ACCELER TIME 1
Ramp 1: time from zero to maximum frequency (0 -
MAXIMUM
FREQ
).
2203
DECELER TIME 1
Ramp 1: time from maximum frequency to zero (
MAXIMUM
FREQ
- 0).
2204
ACCELER TIME 2
Ramp 2: time from zero to maximum frequency (0 -
MAXIMUM
FREQ
).
2205
DECELER TIME 2
Ramp 2: time from maximum frequency to zero (
MAXIMUM
FREQ
- 0).
2206
RAMP SHAPE
Acceleration/deceleration ramp shape selection
0 =
LINEAR
1 =
FAST
S
CURVE
2 =
MEDIUM
CURVE
3 =
SLOW
S
CURVE
Output frequency
MAXIMUM
FREQ
S curve
Linear
Time
Ramp time