Hach CLF10sc User Manual page 6

Figure 2 Chlorine flow cell overview
1 Flow sensor
2 Plug, 1/8 in. NPTF
3 Float alignment mark
4 Plug, 1/2 in. NPTF
5 Lock ring
6 Sealing hub
7 O-ring
6 English
8 Sample out fitting
• English: Speed–fit fitting—3/8 in. OD tube
• Metric: Speed–fit fitting—10 mm OD tube
9 Chlorine sensor alignment mark
10 Valve, cleaning port, 1/4 in. OD tube
11 Flow cell inlet
• English: Speed–fit fitting—1/4 in. OD tube
• Metric: Speed–fit fitting—6 mm OD tube
12 Flow cell
13 Flow control valve
14 Float