Metrohm 872 Extension Module Liquid handling - Manual (Page 39)

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5 Installation
872 Extension Module – Liquid handling
￭￭￭￭￭￭￭￭ 31
3 Connecting the pressure side
NOTE
Depending on the use of the peristaltic pump, on the pressure side
you can either connect:
￭ Case A: a 6.2744.180 pump tubing connection with filter
(see Figure 20, page 31) or
￭ Case B: a 6.2744.160 pump tubing connection without filter
(see Figure 21, page 32).
For pumping the auxiliary solutions to the MSM or to the SPM, a
6.2744.180 pump tubing connection with filter must be used.
Case A: 6.2744.180 pump tubing connection with filter:
1 2
3
Figure 20 Install pump tubing connection with filter
1 Union nut 2 Adapter
3 Tubing olive with filter holder
￭ Slide union nut (20-1) onto the pump tubing.
￭ Select a suitable adapter (20-2) and slide it onto the pump tubing.
The type of adapter depends on the pump tubing (see Table 1,
page 32).
￭ Place the tubing olive with filter holder (20-3) onto the pump tub-
ing.
￭ Screw the union nut (20-1) onto the tubing olive (20-3).
or
Case B: 6.2744.160 pump tubing connection without filter: