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9 putting into operation – Metrohm 790 Personal IC User Manual

Page 52

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2.9 Putting into operation

790 Personal IC

43

2.9

Putting into operation

2.9.1

Putting into operation without suppressor (cation system)

Before sample solutions can be injected at the

2.790.0010 Personal

IC (without suppressor), the entire system must be tested for leaks and

then conditioned with eluent until the baseline is stable. Proceed as fol-

lows:

1 Open system

• Start the «790 Personal IC» PC program, if it has not already

been started (see section 2.5.3).

• Select

File / Open / System

in the main window. Select the sys-

tem file suited for the inserted cation column

Cation.smt

and

click on

.

2 Open control window

• Double-click the 790 icon in the system window. The control

window for manual control of the 790 Personal IC appears,

which indicates conductivity, pressure and current system

parameters.

3 Start system

• Make sure, that the aspirating tubing 6.1834.010 for the high-

pressure pump is immersed in the eluent.

• Select

Startup hardware (Measure baseline)

from the

Control

menu in the system window. The high-pressure pump is

started, at the same time, a chromatogram window is opened

where the baseline is recorded continuously.