Control functions
7.5 Internal position control (IPos)
SINAMICS V90, SIMOTICS S-1FL6
Operating Instructions, 04/2019, A5E36037884-007
251
Selecting the target position with the signals POS1, POS2 and POS3, and starting the positioning
with the trigger signal P-TRG
Select one of the eight fixed position setpoints with the co-settings of signals POS1, POS2
and POS3:
Fixed position setpoint
Signal
POS3
POS2
POS1
Fixed position setpoint 1
0
0
0
Fixed position setpoint 2
0
0
1
Fixed position setpoint 3
0
1
0
Fixed position setpoint 4
0
1
1
Fixed position setpoint 5
1
0
0
Fixed position setpoint 6
1
0
1
Fixed position setpoint 7
1
1
0
Fixed position setpoint 8
1
1
1
In the fixed position control mode, the signals POS1 and POS2 are default assignments of
DI7 and DI8 while the signal POS3 is not assigned:
Signal type
Signal name Pin assignment
Description
DI
POS1
X8-11
Select a fixed position setpoint.
DI
POS2
X8-12
DI
POS3
To be assigned
Note
Configuration of POS3
If the POS3 is not assigned to any DI, its status is assumed to be 0, which means only the
following fixed position setpoints can be used:
•
Fixed position setpoint 1
•
Fixed position setpoint 2
•
Fixed position setpoint 3
•
Fixed position setpoint 4
After selecting a fixed position setpoint, the servo motor can start positioning at a rising edge
of the signal P-TRG.
The digital input signal P-TRG is the default assignment of DI6 in the internal position control
mode:
Signal type
Signal
name
Pin assign-
ment
Setting
Description
DI
P-TRG
X8-10 (factory
setting)
0→1
Starts positioning according to selected
fixed position setpoint
