Siemens SINAMICS V90 User Manual

Tuning
9.8 Gain switching
SINAMICS V90, SIMOTICS S-1FL6
Operating Instructions, 04/2019, A5E36037884-007
331
9.8.1
Gain 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 (p29130 = 1)
Parameter
Range
Default
Unit
Description
p29110[0] 0.00 to
300.00
Motor de-
pendent
1000/mi
n
Position loop gain 1
p29110[1] 0.00 to
300.00
1.00 1000/mi
n
Position loop gain 2
p29120[0] 0 to 999999 Motor de-
pendent
Nms/rad Speed loop gain 1
p29120[1]
0 to 999999
0.3
Nms/rad
Speed loop gain 2
p29121[0]
0 to 100000
15
ms
Speed loop integral time 1
p29121[1]
0 to 100000
20
ms
Speed loop integral time 2
p29139 8 to 1000 20 ms Time constant to smooth the switching be-
tween gain sets
Timing diagram
Note
If the pulse duration is shorter than 10 ms, there is no reaction.

Siemens SINAMICS V90 Specifications

General

Power Range	0.05 kW to 7.0 kW
Protection Class	IP20
Communication	USS/Modbus RTU
Feedback	Incremental encoder
Input Voltage	1AC 200 V to 240 V, 3AC 380 V to 480 V
Control Modes	Position, Speed, Torque
Operating Temperature	0 °C to +40°C
Storage Temperature	-40°C to +70°C
Relative Humidity	5% to 95% (non-condensing)
Altitude	Up to 1000 m above sea level