Setting Fixed Position Setpoint - Siemens SINAMICS V90 Operating Instructions Manual

Control functions
7.4 Internal position control (IPos)
Examples for configuring mechanical system
Step Description
1 Identify the mechanical
system
2 Define LU
3 Calculate the LU per
load shaft revolution
4 Set param- p29247
eters
p29248
p29249
7.4.2

Setting fixed position setpoint

Eight position setpoints in total are available. Each position setpoint comes from one group
of position data:
Fixed position setpoint
Fixed position setpoint 1
Fixed position setpoint 2
Fixed position setpoint 3
Fixed position setpoint 4
158
Ball screw
Pitch of ball screw: 6 mm
•
Reduction gear ratio: 1:1
•
1 LU = 1 µm
6/0.001 = 6000 LU
6000
1
1
Corresponding parameters
Parameter Description
p2617[0] Fixed position setpoint 1 (P_pos1)
p2618[0] Speed of fixed position setpoint 1 (P_pos_spd1)
p2572 IPos maximum acceleration
p2573 IPos maximum deceleration
p2617[1] Fixed position setpoint 2 (P_pos2)
p2618[1] Speed of fixed position setpoint 2 (P_pos_spd2)
p2572 IPos maximum acceleration
p2573 IPos maximum deceleration
p2617[2] Fixed position setpoint 3 (P_pos3)
p2618[2] Speed of fixed position setpoint 3 (P_pos_spd3)
p2572 IPos maximum acceleration
p2573 IPos maximum deceleration
p2617[3] Fixed position setpoint 4 (P_pos4)
p2618[3] Speed of fixed position setpoint 4 (P_pos_spd4)
p2572 IPos maximum acceleration
p2573 IPos maximum deceleration
Mechanical system
Rotary angle: 360
•
Reduction gear ratio: 3:1
•
1 LU = 0.01
o
360/0.01 = 36000 LU
36000
1
3
SINAMICS V90, SIMOTICS S-1FL6
Operating Instructions, 07/2015, 6SL3298-0AV60-0BP0
Disc table
o