3.4 Functional procedures


The vacuum pump system evacuates the attached vacuum chamber according to a specified pressure curve.
The vacuum pump system achieves each data point in the function in sequence.
Function

The following entries must be made for each data point:
  • Amount of time from previous data point
  • Setpoint pressure
  • Options:
       - no action
       - step
       - automatic
       - automatic+
       - coolant valve open (W)
       - coolant valveclose (W).

The values can be entered either through the table or through the chart.
Stützpunkt

Entry through the chart:

• Insert data point:
    Right-click on the insertion position and select the desired action from the menu that appears.

• Shift data point:
    Click on the data point and move it as desired.

• Delete data point / specify options:
    Right-click on the data point and select the desired action from the menu that appears.
    Or define the options by double-clicking on the corresponding field in the "Option" column.
    A menu will open where you can select desired action.

The number of repetitions for the function can be defined in the first blank line underneath the entered data points. Double-click on the field in the "Option" column to open a menu with the entry REPEAT. If this function is activated, you can enter the desired number of repeats in the "p[..]” column.

To delete a data point, remove its entry from the dt column. The subsequent data points will be automatically moved up.

The vacuum pump system saves 10 different functions.
Left-click on the arrow above the table shows a menu where you can select the desired function number.
functionmenu