Tuning
9.9 PI/P switching
SINAMICS V90, SIMOTICS S-1FL6
Operating Instructions, 04/2019, A5E36037884-007
337
9.9.2
PI/P switching using an external digital input signal (G-CHANGE)
DI settings
●
Position control mode
Signal
Pin assignment
Setting
Description
G-CHANGE X8-9 (factory
setting)
0
The first group of gains is selected.
1
The second group of gains is selected.
●
Speed control mode
Signal
Pin assignment
Setting
Description
G-CHANGE To be assigned
0
The first group of gains is selected.
1
The second group of gains is selected.
Parameter settings
Parameter
Value range
Setting value
Unit
Description
p29140
0 to 5
2
-
Switches PI control to P control using an external digital
input signal (G-CHANGE)
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
Timing diagram