4 connection of the suppressor module – Metrohm 761 Compact IC User Manual

Page 53

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2.8 Suppressor module

761 Compact IC

43

2.8.4

Connection of the suppressor module

The three inlets and outlets numbered 1...3 on the suppressor module

47 each have 2 permanently mounted PTFE capillaries, which must be

connected as described as follows (see Fig. 16 and Fig. 18).

1 Inlet capillary for eluent

Screw inlet capillary 96 marked with "Eluent" of suppressor

module 47 to outlet end of separating column 81 using a

6.2744.010 Compression fitting.

2 Outlet capillary for eluent

Screw outlet capillary 97 marked with "Detector" of suppres-

sor module 47 to coupling 33 using a 6.2744.010 Compres-

sion fitting.

Screw inlet capillary 45 of detector block 46 to other end of

coupling 33.

3 Inlet capillary for H

2

SO

4

Attach inlet capillary 99 marked with "H

2

SO

4

" of suppressor

module 47 using a 6.2744.010 Compression fitting to the filter

unit PEEK 36 connected to the rear pump tubing 92.

4 Outlet capillary for H

2

SO

4

Pull outlet capillary 101 marked with "Waste" of the suppres-

sor module 47 from below through one of the openings 13

out of the inner compartment of the 761 Compact IC.

Lead outlet capillary 101 to a sufficiently large waste con-

tainer and fix it in place.

1

3

2

96

100

98

97

99

101

Fig. 18:

Connections at suppressor module

96

Suppressor inlet

capillary for eluent

97 Suppressor outlet

capillary for eluent

98 Suppressor inlet

capillary for H

2

O

99 Suppressor inlet

capillary for H

2

SO

4

100 Suppressor outlet

capillary for H

2

O

101 Suppressor outlet

capillary for H

2

SO

4

Eluent

H

2

O

Detector

Waste

Waste

H

2

SO

4

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