Gain Switching Using An External Digital Input Signal (G-Change) - Siemens SINAMICS V90 Operating Instructions Manual

9.8.1

Gain switching using an external digital input signal (G-CHANGE)

DI settings
● Position control mode
● Speed control mode
Parameter settings (p29130 = 1)
Parameter Value range
p29110[0] 0.00 to 300.00
p29110[1] 0.00 to 300.00
p29120[0] 0 to 999999
p29120[1] 0 to 999999
p29121[0] 0 to 100000
p29121[1] 0 to 100000
p29139 8 to 1000
Timing diagram
Note
If the pulse duration is shorter than 10 ms, there is no reaction.
SINAMICS V90, SIMOTICS S-1FL6
Operating Instructions, 07/2015, 6SL3298-0AV60-0BP0
Signal Pin assignment
G-CHANGE X8-9 (factory
setting)
Signal Pin assignment
G-CHANGE -
Default value
Motor dependent
1.00
Motor dependent
0.3
15
20
20
Setting
0 The first group of gains is selected.
1 The second group of gains is selected.
Setting
0 The first group of gains is selected.
1 The second group of gains is selected.
Unit Description
1000/min Position loop gain 1
1000/min Position loop gain 2
Nms/rad Speed loop gain 1
Nms/rad Speed loop gain 2
ms Speed loop integral time 1
ms Speed loop integral time 2
ms Time constant to smooth the switching between gain sets
Tuning
9.8 Gain switching
Description
Description
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