Measures For Hanging (Suspended Axes); Electronic Counterweight - Siemens SINUMERIK 840D sl Function Manual

5.8

Measures for hanging (suspended axes)

5.8
5.8.1

Electronic counterweight

Axis without counterweight
For axes that have a weight load without counterweight, then after the brake is released, the
hanging (suspended) axis drops and the following response is obtained:
Figure 5-33
"Electronic counterweight" function
A hanging (suspended) axis can almost be completely prevented from dropping (sagging)
using the "electronic counterweight" function.
The electronic counterweight prevents axes with a weight load from sagging when the
closed-loop control is switched on. After releasing the brake, the constant counterweight
torque maintains the position of the vertical axis.
Extended Functions
Function Manual, 09/2009, 6FC5397-1BP20-0BA0
Drop of a hanging axis without counterweight
5.8 Measures for hanging (suspended axes)
K3: Compensation
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