Metrohm 885 Compact Oven SC - Manual (Page 30)

3.10 Inserting the heating tube into the KF titration cell ￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭
20 ￭￭￭￭￭￭￭￭ 885 Compact Oven SC
5 Shift the tip vertically in such a way that the outlet opening of the
tubing is immersed as deeply as possible. The tip must not however
be permitted to get in the way of the stirring bar in the KF titration
cell. Afterwards give the heating tube stopper its final tightening.
Volumetric KF titration cell
￭ Remove the protective cover from the tip of the heating tube and the
E.3010.032 O-ring. The latter you will still need.
￭ A 6.2730.020 septum stopper is enclosed with every KF titrator
made by Metrohm. Disassemble this septum stopper into three parts
and remove the septum. It will not be required.
6.1830.030
E.3010.032
6.2730.020 1
2
3
Figure 13 Volumetric KF titration cell
Proceed as follows:
1 Guide the upper part of the septum stopper over the tip of the
6.1830.030 heating tube as shown in the illustration.
2 Guide the E.3010.032 O-ring over the heating tube.
This O-ring is also part of the 6.1244.040 set of seals that is enclosed
with each KF titrator. It cannot be reordered individually.
3 Guide the lower part of the septum stopper over the heating tube
and screw the three parts together (not too tightly).
4 Insert the stopper with the tip of the heating tube into the front
opening of the KF titration cell