Peristaltic Pump; Installing The Peristaltic Pump - Metrohm 942 Extension Module Vario LQH Manual

3.5 Peristaltic pump

3.5 Peristaltic pump
3.5.1

Installing the peristaltic pump

Table 1 Pump tubings
Order num- Name
ber
6.1826.310 Pump tubing LFL (orange/
green), 3 stoppers
6.1826.320 Pump tubing LFL (orange/
yellow), 3 stoppers
6.1826.330 Pump tubing LFL (orange/
white), 3 stoppers
6.1826.340 Pump tubing LFL (black/
black), 3 stoppers
6.1826.360 Pump tubing LFL (white/
white), 3 stoppers
6.1826.380 Pump tubing LFL (gray/
gray), 3 stoppers
6.1826.390 Pump tubing LFL (yellow/
yellow), 3 stoppers
6.1826.420 Pump tubing PharMed
(orange/yellow), 3 stoppers
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18
Installing the pump tubing
Pump tubing can differ in terms of material, diameter and thus flow rate.
Different pump tubing is used depending on the application.
Material
PVC (Tygon
PVC (Tygon
PVC (Tygon
PVC (Tygon
PVC (Tygon
PVC (Tygon
PVC (Tygon
® Ismaprene
Selecting the pump tubing and adapter
1 Select pump tubing suitable for the application (see table 1, page
18).
2 Select an adapter suitable for the pump tubing. The adapters are
included with the pump tubing connection with locking nut and filter
(6.2744.180).
Inner diame- Use
ter
®
) 0.38 mm Pump tubing for bromate deter-
mination using the triiodide
method.
®
) 0.48 mm For acceptor solutions for Inline
Dialysis and for Inline Ultrafiltra-
tion.
® ) 0.64 mm No special applications.
®
) 0.76 mm For sample solution in Inline Dial-
ysis.
®
) 1.02 mm For sample transfer.
®
) 1.25 mm For Inline Dilution.
®
) 1.37 mm For sample solution in Inline
Ultrafiltration.
0.51 mm For suppressor solutions.
942 Extension Module Vario LQH (2.942.0070)
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