Commissioning
5–8
1070 066 028-101 (01.05) GB
5.1.5
Setpoint ramps
The following parameters are available for the external and internal set-
points:
D
simple braking ramp
P12
D
simple acceleration ramp
P11 (P48 = 0 Hz)
D
2-step acceleration ramp
P11, P48, P49
output frequency [Hz]
acceleration
time [s]
P49
P11
P48
P02
resulting 2-step
acceleration ramp
P11 (A-0-0011)
Acceleration ramp
D
Simple acceleration ramp:
Acceleration from zero to the maximum output frequency (P02).
D
2-step acceleration ramp:
Acceleration time above the frequency break point P48 (cf. figure).
0.1
999 sec
smallest step
Range [sec]
factory
setting
all
DMs, DS
0.1
min.
max.
10
P48 (A-0-0048)
Frequency break point – 2-step acceleration ramp
0
999 Hz
smallest step
Range [Hz]
factory
setting
all
DMs, DS
0.1
min.
max.
.
With P48 = 0 only simple acceleration ramp (P49 not active).