Siemens SINAMICS V90 User Manual

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

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