Hach Surface Scatter 7 Manual page 7

Auto flush kit
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Figure 3 Plumbing connections
1 Cooling water/Flush water inlet
2 Heat exchanger
3 Cooling water/Flush water to drain
4 Solenoid valve for cooling water/flush water inlet
5 Bubble trap
6 Cooling water/Flush water to turbidimeter
7 Outlet to drain
A. Sample to turbidimeter (normal flow)
B. Sample to drain (flush flow)
C. Cooling water/Flush water flow to drain (normal flow)
8 Outlet to turbidimeter
9 Flow control valve, ½-inch NPT PVC
10 Sample to turbidimeter
11 Sample inlet
12 Sample to drain
13 Solenoid valve for sample inlet
Table 2 Flow pathway legend
D. Cooling water/Flush water to turbidimeter (flush flow)
E. Bubble trap water to drain
7

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