Metrohm 730 Sample Changer - Manuel (Page 115)

4.6 Dosimats and Dosinos
730 Sample Changer, Detailed Description 112
Preparation Preparation
DOS: XX : prepar. ml Preparation = Filling the dosing and
filling tubes.
The tubing system of the Dosinos should be freed of air bubbles
daily by running a preparation cycle. During preparation, the bu-
rette as well as the filling and dosing tubing are completely filled.
Several filling and dosing processes are executed for this. The
volumes required for this are internally calculated from the con-
figuration settings for tubing length and diameter (see page 85f).
Under standard conditions the tubings are emptied via the dosing
port. However this can be changed by the following commands.
>dosing unit def. XX
preparation port Y
or
<DEF> DRIVE.PORT XX.Y : prep.
Emptying Emptying
DOS: XX : empty ml Empty the dosing and filling tubes.
The tubing system and the burette of the Dosino can be com-
pletely emptied. Under standard conditions, the entire tubing and
burette volume is emptied via dosing port. Air will be aspirated via
port 4 (from the reserve bottle). However this can be changed with
the following commands:
>dosing unit def. XX
drain port Y
or
<DEF> DRIVE.PORT XX.Y : drain