Metrohm 900 - Figure 8 Dosing Unit - Port Assignment

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8 Titrants
900 Touch Control
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51
Input range 0.0 to 999.9 cm
Default value 0.0 cm
The setting 0.0 means that this tubing will neither
be rinsed nor emptied.
Diameter
Diameter of the tubing.
Input range 0.0 to 9.9 mm
Default value 2.0 mm
5
4
3
2
1
Figure 8 Dosing unit – port assignment
1
VENT
This port is set up for the deaeration of the
reagent bottle. An adsorber tube (filled with
desiccant) is usually mounted here.
2
Port 1
The default definition of this port is dosing
port 1.
3
Port 2
The default definition of this port is the fill-
ing port. A riser tube is usually mounted to
it.
4
Port 4
Air is suctioned through this port during the
Emptying function.
5
Port 3
The default definition of this port is dosing
port 2.