Siemens SINAMICS G120 Operating Instructions Manual page 293

3. Set the ramp-up and ramp-down times of the ramp-function generator back to their
You have now set the technology controller.
Converter with the CU250S-2 Control Unit (vector)
Operating Instructions, 06/2013, FW V4.6, A5E31759476B AB
original value.
Setting functions
8.7 Application-specific functions
The actual value only slowly approaches
the setpoint.
Increase the proportional component
•
K and reduce the integration time T
P
Actual value only slowly approaches the
setpoint with slight oscillation.
Increase the proportional component
•
K and reduce the rate time T
P
(differentiating time).
The actual value quickly approaches the
setpoint, but overshoots too much
Decrease the proportional component
•
K and increase the integration time
P
T .
N
.
N
D
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