Siemens SINAMICS S120 System Manual page 95

Further actions
The "Graphic tuning" dialog has several softkey bars in numeric input mode. You can switch
between the softkey bars with softkeys.
"Tuning 1" softkey bar
● Use the "Tune valve characteristic" softkey to start the automatic characteristic tuning.
The characteristic is drawn again after the tuning.
● Use the ">>" softkey to switch to the "Tuning 2" softkey bar.
● Use the "Tune with cursor >" softkey to switch to the graphic cursor mode. The graphic
cursor is switched on. The softkey bar to tune the valve characteristic with the graphic
cursor is displayed
● Use the "Zoom >" softkey to switch to the "Zoom" softkey bar.
● Use the "Parameters" softkey to show/hide the grid with the numeric values on the right-
hand side of the dialog. The diagram is adapted to the dialog width.
● Use the "Characteristic information" softkey to show a full-page screen with the display of
the individual ranges of the characteristic. The screen is used to explain the
characteristic.
● Use the "Cancel" softkey to return to the "Valve characteristics measurement" dialog. The
changes to the set characteristic and its parameters are rejected.
● Use the "Accept" softkey to write and save the adapted characteristic to the drive. The
"Measure valve characteristic" dialog is displayed.
If the drive is in the "Pulse enable" state, an alarm is output.
The measured values as well as the measurement parameters and valve characteristic
parameters are stored in an XML file. Information about the saving procedure and the
generated file names is provided in the status line.
"Tuning 2" softkey bar
● Use the "Remeasure" softkey to switch to the "Measure" dialog.
● Use the "<<" softkey to switch to the "Tuning 1" softkey bar.
● Use the "Save in file" softkey to open a file selection dialog to save the parameters of
both characteristics.
"Zoom" softkey bar
● Use the "X axis" softkey to select the X axis.
● Use the "Y axis" softkey to select the Y axis.
● Use the "Change quadrant" softkey to change the coordinate sign of the displayed zoom
area.
● Use the "Show areas" softkey to change the display to the right-hand side of the diagram.
The start and end values of the two axes are shown instead of the characteristic
parameters. The diagram is updated when the values change.
● Use the "Zoom+/-" softkey to enlarge/reduce the scale of the selected axes in the
diagram.
Hydraulic Drive
System Manual, 04/2015, 6SL3097-4BA00-0BP1
Commissioning
4.17 Editing the valve characteristic
95