Metrohm 865 Dosimat plus User Manual
Page 65

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6 Parameters and dosing modes
865 Dosimat plus
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55
The run can be canceled with the [FILL] key. The dosing cylinder is filled
automatically.
Up to five steps are carried out. A text is displayed on the instrument as a
demand note with each step. The readiness for carrying out the next step
is indicated by the green light of the LED on the Manual Dosing Control-
ler. Advance to the next step with the green [GO] key. If no Safety air
gap or Diluting volume has been selected (0 mL), then the correspond-
ing steps will not be carried out.
Display
Step 1 (of 5)
Hold tip into waste vessel.
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Hold the pipetting tip in a waste vessel and press [Go].
The pipetting volume will be expelled in order to make
room in the pipetting tubing.
Step 2 (of 5)
Lift tip above surface for aspi-
ration of air gap.
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Raise the pipetting tip and press [Go].
The air gap will be aspirated.
Step 3 (of 5)
Immerse tip into sample.
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Immerse the pipetting tip in the sample and press [Go].
The sample will be aspirated.
Step 4 (of 5)
Lift tip above surface for
safety air gap.
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Raise the pipetting tip and press [Go].
The air gap will be aspirated.
Step 5 (of 5)
Hold tip into target vessel.
Sample will be ejected.
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Hold the pipetting tip in an empty vessel and press
[Go].
The sample will be expelled.
The dilution volume will be expelled.
Solutions and buret units
Buret units with or without an integrated data chip can be used for dos-
ing.