DOHSE AQUARISTIK 43000 Руководство по эксплуатации - Страница 10

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5.4 pH alarm programming

When flashing

and

was acknowledged with

flashes.

Use the  and  buttons to set the +/- alarm between 0.5 and 4.0.

Acknowledge with

button.

Advice:

means that no alarm is set.

When finished,

and

will flash again. Scroll to the next main menu item

with the  button, then press the

button.

5.5 pH Electrode Calibration

When flashing

was acknowledged with

To calibrate the pH Electrode go on as described:

1. Remove the protective cap from the electrode tip.

2. Rinse electrode tip briefly with destilled water.

3. Dip the electrode into the pH 7 solution and press

. Then a measured

running value is displayed.