ProStar 400 AutoSampler
29
Maintenance/Service
Figure 8 Injection System
1
Side-port sample needle
2
Air needle
3
Air tubing to provide sample headspace pressure
4
Needle penetration depth adjustment screw
5
Injection valve
6
Digital Dispenser System
7
Pump tubing Cassette
8 Dispenser
drain
9
Sample tubing needle --> valve (port 2)
10 Sample tubing valve (port 3) --> dispenser
11 Sample loop
12 Sample drain for loopfilling by sample headspace
pressure. Replaces sample tubing (10)
13 Vial stripper
14 The silicon tubing connector with air inlet hole must be
approximately at the same level as the liquid in the sample
vial to prevent hydrostatic sample flow during analysis
time.
15 Air inlet hole in connector to prevent emptying of sample
vial by hydrostatic suction.
16 Needle connection nut
17 Ferrule (PTFE)
18 Sample needle connection hub
19 Air seal
Summary of Contents for ProStar 400
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