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Metrohm 761 Compact IC User Manual

Page 46

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2 Installation

761 Compact IC

36

2.7.7

Installation of the separating column without suppressor

With the 2.761.0010 Compact IC without suppressor module, the IC

separating column is installed as follows (see Fig. 14):

1 Connect column to injector

Remove end caps from column 81.

without precolumn:

Screw inlet end of separating column 81 (note flow direction)

to column connection capillary 28 mounted on the injector.

with precolumn in cartridge head:

Install separating column 81 (note flow direction) in the car-

tridge head (see Fig. 12) as described in section 2.7.2.

with precolumn in cartridge holder:

Screw inlet end of separating column 81 (note flow direction)

to the precolumn fixed in the cartridge holder as described in

section 2.7.3 (see Fig. 13).

with IC anion precolumn SUPERSEP:

Screw inlet end of separating column 81 (note flow direction)

to the precolumn installed as described in section 2.7.4.

2 Rinse column

Place a beaker beneath the column outlet.

Open software window for manual system control.

If necessary, modify

Flow rate

to the value suited for the

inserted separating column and click on

to

send this value to the 761 Compact IC.

Switch on high-pressure pump (

IC pump

) by clicking

and rinse column with eluent for ca. 10 min.

Switch off high-pressure pump by clicking

.

3 Connect column to detector block

Screw outlet end of separating column 81 to the inlet capillary

45 permanently mounted on the detector block.

4 Fix column

Insert one or two column holders 88 (6.2027.030, 6.2027.040

or 6.2027.050) in the mounting rails 27 and fasten separating

column 81 in the column holder 88.