Siemens SIMOTICS S-1FL6

Tuning
9.9 PI/P switching
SINAMICS V90, SIMOTICS S-1FL6
Operating Instructions, 04/2019, A5E36037884-007
339
Parameter settings
Parameter
Value range
Setting value
Unit
Description
p29140 0 to 5 4 - Switches PI control to P control using acceleration set-
point.
p29143 0 to 30000 20 (default) rev/s
2
Acceleration threshold for automatically triggering PI to P
switch.
p29120[0]
0 to 999999
0.3 (default)
Nms/rad
Speed loop gain 1
p29121[0]
0 to 100000
15 (default)
ms
Speed loop integral time 1
Note
Speed setpoint
For detailed information about speed setpoint, refer to "
Configuring speed setpoint
(Page
256)".
Acceleration
For det
ailed information about acceleration, refer to "Setting fixed position setpoint
(Page
237)" of the internal position control mode.
9.9.5
PI/P switching using pulse deviation
The speed loop is switched from PI control to P control when the pulse deviation exceeds
the preset value (p29144).
Parameter settings
Parameter
Value range
Setting value
Unit
Description
p29140
0 to 5
5
-
Switches PI control to P control using pulse deviation
p29144 0 to 2147483647 30000 (default) - Pulse deviation threshold for automatically triggering PI
to P switching
p29120[0]
0 to 999999
0.3 (default)
Nms/rad
Speed loop gain 1
p29121[0]
0 to 100000
15 (default)
ms
Speed loop integral time 1
Note
Speed setpoint
For detailed information about speed setpoint, refer to "
Configuring speed setpoint
(Page
256)".