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Under Manufacturer, click on
and then on Create entry. -
Enter the manufacturer name in the following window and confirm your entry by clicking OK.
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Under Model series, click on
and then on Create entry to create a model series.The Create model series dialog opens.
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Enter a name for the model series and select the correct valve type for the model series from the Valve type drop-down list.
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In the Nominal diameter area, click on
and then on Create entry.The Create nominal diameter dialog opens.
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Enter all the required values and close the dialog by clicking OK.
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After clicking in the table, enter all the required data.
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Create all the required nominal diameters as described.

The user-defined valve has been created with all the required nominal diameters and is available for selection in the Select valve series dialog next to the already installed data sets.