Description - Siemens SINAMICS S120 Function Manual

Extended setpoint channel

2.2 Description

2.2 Description
In the extended setpoint channel, setpoints from the setpoint source are conditioned for
motor control.
The setpoint for motor control can also originate from the technology controller (see
"Technology controller").
Figure 2-1
Properties of the extended setpoint channel
● Main/supplementary setpoint, setpoint scaling
● Direction of rotation limiting and direction of rotation changeover
● Suppression bandwidths and setpoint limitation
● Ramp-function generator
Setpoint sources
The closed-loop control setpoint can be interconnected from various sources using BICO
technology (e.g. to p1070 CI: main setpoint (see function diagram 3030)).
There are various options for setpoint input:
● Fixed speed setpoints
● Motorized potentiometer
46
Extended setpoint channel
Function Manual, (FH1), 10/2008, 6SL3097-2AB00-0BP5
Drive functions