Xylem TitroLine 7000 Manual De Instrucciones página 178

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You can select the existing methods with <↓> and <↑> and confirm the selection with <ENTER>/<OK> (Fig. 110).
Fig. 110
«Result text», «Select fomula», «Formula parameter», «Unit», «Decimal places», «Statistics» and
«Global memory» don´t differ from previous versions.
New is the menu item «Edit formula»!
If you select «Edit formula» and confirm it with <ENTER>/<OK> the currently selected formula is displayed
(Fig. 117).
Fig. 111
The formula (EQ1-B)*T*M*F1/W*F2) can now be changed and confirmed with <ENTER>/<OK> after the change.
If you leave the editor with <ESC> the formula remains unchanged.
You can use the backspace key  to delete the formula characters from the end (Fig. 112) or use the curser left
and right keys to select the locations and then use the <DELETE> key to delete the selected formula character or
a value (Fig. 113 and Fig. 114).
Fig. 112