Hach QuikChem 8500 2 Série Mode D'emploi page 18

Figure 12 Channel plumbing
1 Carrier solution (varies with
QuikChem method)
2 Carrier tubing to injection valve
3 Sample tubing to injection valve
4 Injection valve
Install the plumbing to multiple channels
When multiple channels are used, use 15 cm of 0.8 mm Teflon
valve to port 6 on the next valve
Note: Do not put the tubing in the waste solution, or back pressure and flow restrictions can occur. Make sure that
the waste solution always drips in the container.
18 English
5 Injection valve port numbers
6 Waste tubing from flow cell
7 Interference filter
8 Detector
(Figure 13).
9 Waste container
10 Waste tubing from injection
valve
®
tubing to connect port 5 on the first