Siemens SIMOTICS S-1FL6

Control functions
7.5 Internal position control (IPos)
SINAMICS V90, SIMOTICS S-1FL6
250 Operating Instructions, 04/2019, A5E36037884-007
7.5.7
Software position limit
The following two software position limits are available in the internal position control mode:
● Positive position limit
● Negative position limit
The function of software position limit only becomes active after going to reference. When
the actual position reaches one of the above-mentioned software position limits, motor speed
decelerates to 0.
Parameter settings
Parameter
Range
Default
Unit
Description
p2580 -
2147482648
to
2147482647
-
2147482648
LU Negative software position limit switch
p2581 -
2147482648
to
2147482647
2147482648 LU Positive software position limit switch
p2582 0 to 1 0 - Activation of software limit switch:
• 0: deactivate
• 1: activate
7.5.8
Speed limit
Refer to "Speed limit (Page 229)" for details.
7.5.9
Torque limit
Refer to "Torque limit (Page 230)" for details.
7.5.10
Selecting a fixed position setpoint and starting positioning
In the IPos mode, two methods are available to select a fixed position setpoint and then start
motor running according to selected fixed position setpoint:
● select a fixed position setpoint with the co-settings of signals POS1, POS2 and POS3 and
then use the trigger signal P-TRG to start positioning
● use the rising edge of the signal STEPF, STEPB or STEPH
Refer to Chapter "Digital inputs/outputs (DIs/DOs) (Page 122)" for detailed information about
the signals POS1, POS2, POS3, P-TRG, STEPF, STEPB, STEPH.