-
M
t
Torque characteristic of the motor
Stationary
Operation
Setpoint
= act. value
-
Output frequency
-~~.~-~
Pilot control of
set-value/feedback
Pt
controjter
Signal
Closed-loop control without
Pilot
control, closed-loop control
of an application datum
The Pl
controller
is normally used for the
Speed
control of the
connected motor. The large setting
ranges
of the control
Parameters also
allow
the control of an application datum if this
depends on the drive
Speed.
For this it may be
necessaty
to
switch
off the frequency
Pilot
control and to set the Pl Controller to 100%
influence.
The act. value gain and the control Parameters must be adjusted
according to the corresponding conditions.
With
actual
value
oilot-control
due
77
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