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DOHSE AQUARISTIK HOBBY pH-Control eco 取扱説明書
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.
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