Filter unit peek, Figure 11, Connectors for steel capillaries – Metrohm 844 UV/VIS Compact IC User Manual
Page 35
2.3 Attaching the accessories
844 UV/VIS Compact IC / Gebrauchsanweisung 8.844.1051
23
68
69
70
67
1 Mount connectors
Slide a pressure screw 69 (6.2620.000) and a ferrule 68
(6.2620.010) over the end of the capillary 70 to be fastened.
2 Insert capillary in connection
Push capillary end into the corresponding connection as far as it
will go (to avoid dead volume).
3 Tighten pressure screw
Tighten pressure screw 69 with the open-end spanner
1
/
4
"
(6.2621.010) supplied.
Figure 11: Connectors for Steel capillaries
2.3.5
Filter unit PEEK
With the versions 2.844.0010, 2.844.0020, 2.844.0110 and
2.844.0120, there is a 6.2821.120 PEEK filter unit mounted between
the high-pressure pump and injection valve
46. It protects the valve
against particles.
PEEK filter unit
34 consists of housing 73, filter screw 71 and filter 72.
72 are available as an option under ordering number
6.2821.130 (10 pieces).
When connecting the filter unit please note the flow direction arrow
printed on the housing.
67 Ferrule (6.2620.010)
used in pre-installed
components only
68 Ferrule (6.2620.270)
69 Pressure screw (6.2620.000)
70 Capillary
6.2620.020 Steel capillary