Siemens SINAMICS V90 Operating Instructions Manual page 197

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
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
The timing diagram for starting positioning with the trigger signal P-TRG is shown as follows:
SINAMICS V90, SIMOTICS S-1FL6
Operating Instructions, 09/2016, A5E36037884-002
Fixed position setpoint
Fixed position setpoint 6
Fixed position setpoint 7
Fixed position setpoint 8
Signal name
DI POS1
DI POS2
DI POS3
Signal Pin assign-
name
DI P-TRG X8-10 (factory
POS3
Pin assignment
X8-11 Select a fixed position setpoint.
X8-12
To be assigned
Setting
ment
0→1
setting)
7.4 Internal position control (IPos)
Signal
POS2
1 0
1 1
1 1
Description
Description
Starts positioning according to selected
fixed position setpoint
Control functions
POS1
1
0
1
197