Metrohm 752 Pump Unit User Manual
Page 14
2.3 Connection to the IC System
752 Pump Unit
11
1
3
2
89
89
92
92
93
93
94
94
90
90
91
91
Fig. 5:
Connections at suppressor module
3 Connect column to suppressor module
•
Cut inlet capillary 89
89 marked with "Eluent" of suppressor
module 95
95 (see Fig. 17 in 732/733 Manual) to the desired
length using a sharp cutting tool (e.g. razor blade).
•
Screw inlet capillary 89
89 to outlet end of separating column 76
76
using a 6.2744.014 Compression fitting.
4 Fix column
•
Insert one or two column holders 84
84 (6.2027.030, 6.2027.040
or 6.2027.050) in mounting rails 83
83 and fasten separating
column in the column holder.
5 Connect suppressor module to detector block
•
Cut outlet capillary 94
94 marked with "Detector" of suppressor
module 95
95 to the desired length using a sharp cutting tool
(e.g. razor blade).
•
Screw outlet capillary 94
94 marked with "Detector" to coupling
96
96 using a 6.2744.014 Compression Fitting.
•
Screw inlet capillary 82
82 of detector block 81
81 to other end of
coupling 96
96.
6 Fix connection suppressor – detector block
•
Insert one of the column holders 84
84 (6.2027.030, 6.2027.040
or 6.2027.050) in mounting rail 83
83 and fasten coupling 96
96 in
the column holder.
7 Attach pump tubings to 752 Pump Unit
•
Loosen both tubing cartridges 44 from the holding clamp 66 by
pressing down snap-action lever 77 and remove from mount-
ing pin 99 on Pump Unit 752 (see Fig. 1).
89
89
Suppressor inlet
capillary for eluent
90
90
Suppressor inlet
capillary for H
2
SO
4
91
91
Suppressor outlet
capillary for H
2
SO
4
92
92
Suppressor outlet
capillary for H
2
O
93
93
Suppressor inlet
capillary for H
2
O
94
94
Suppressor outlet
capillary for eluent
Eluent
H
2
O
Detector
Waste
Waste
H
2
SO
4