Xylem TITRONIC 500 Mode D'emploi page 121

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4.5.2.4 Formula unit
The formula unit can be selected in the «Unit» submenu (Fig. 71).
Fig. 71
Once the selection made (e.g. «%»), the unit will also be displayed as piece of information (Fig. 72).
Fig. 72
By pressing the «INS» (Insert) key on the external keyboard, you can also add new units.
4.5.2.5 Decimal digits
To conclude, it is possible to determine the number of decimal digits from 0 - 6.
The standard setting is 2 (Fig. 73).
Fig. 73