Phoenix Contact 1201132, User Manual

Page: 74 / 148

CONTACTRON Speed Starter
74 / 146
PHOENIX CONTACT 109908_en_00
10.2 Rotary switch in "RAMP" position
In this position you can set the acceleration and deceleration time.The maximum value is up
to 100 s. The adjustment time means the required time for the parameter to accelerate from
0 Hz to the reference point 50 Hz. The actual acceleration time is proportional to the change
in speed ( Δ n).
Δ t = acceleration time for Δ f
Δ f = frequency change
Figure 10-2 Acceleration and deceleration time
Can be set during
operation
Leading
alphabet
Parameter
name
Setting range Factory
default

- Ramp time 0.1 s ... 100.0 s 1.0
Δ t =
T
Ramp
x Δ f
50 Hz
f [Hz]
t [sec]
T
Ramp
50
25
f
t