Dupla MultiControl Gebruiksaanwijzing - Pagina 11
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pH Program Set Point
Press the "Menu" key, "7.0" flashes.
Set the required value with the ▲ or ▼ key.
Acknowledge with the "Menu" key, "Off" flashes.
With the ▲ or ▼ key, set the display to "On" when a pH electrode is disconnected.
Acknowledge with the "Menu" key to return to the main menu.
Scroll to the next menu item with the ▲ key.
5.7
Setting pH Alarm
Press the "Menu" key, "0.5" flashes.
Set the required value with the ▲ or ▼ key.
Acknowledge with "Menu" - "Off" flashes. Set to "On" if a pH electrode is connected.
Otherwise set to "Off" , to avoid a meaningless pH value being displayed in normal or toggle mode if no
electrode is connected and the pH BNC socket is open.
To activate the pH alarm, set the display to "On" with the ▲ or ▼ key.
Acknowledge with the "Menu" key to return to the main menu.
Scroll through to the next menu item with the ▲ key.
5.8
Calibrating pH Electrode
1. Connect the pH electrode to the MultiControl and remove the protective cap from electrode tip.
2. Rinse electrode tip briefly with Dupladest.
3. Press the "Menu" key - "7" appears at the top-left of the display.
4. Dip the electrode into the pH 7 solution. When the displayed measurement has settled, press and hold
the "Menu" key (until beep) to accept value; "4" appears at top-left of display.
5. Rinse electrode tip briefly with Dupladest.
6. Dip the electrodes into the pH 4 solution. When the displayed measurement settled, press and hold the
"Menu" key (until beep) to accept value; this will bring you back to the main menu.
7. Rinse electrode tip briefly with Dupladest.
8. Fix electrode in the aquarium with suction cups.
9. Scroll through to the next menu item with the ▲ key.
The calibration can be interrupted at any time by pressing the ▲ or ▼ key at the same time.
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