Metrohm 862 Compact Titrosampler - Manual (Page 25)

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862 Compact Titrosampler ￭￭￭￭￭￭￭￭ 15
The remaining openings of the titration head can be sealed with the
enclosed stoppers provided.
Equipping the titration head with rinsing equipment
An 843 Pump Station (with two pumps) can be used when the sample
processing requires the rinsing of the electrodes and the aspiration of the
processed sample solution. The 843 Pump Station is available as model
version with complete rinsing and aspiration equipment. The rinsing and
aspiration equipment is installed as follows:
6.1805.420
6.2740.020
6.1805.200
6.1543.170
1
2
3
4
Figure 7 Installing rinsing nozzles and aspiration tip
1 Insert the three 6.2740.020 spray nozzles into the titration head
according to the illustration. The position of the individual spray noz-
zles can also be adjusted as required in terms of height.
2 Manually screw the three 6.1805.420 FEP tubings (with M6 thread)
firmly to the spray nozzles.
3 Insert the 6.1543.120 aspiration tip into the front opening of the
titration head. It can be adjusted in terms of height and its tip can be
cut as required to the necessary length.
4 Manually screw the 6.1805.200 aspiration tubing (with M8 thread)
firmly to the aspiration tip.