Hach Surface Scatter 7 sc User Manual page 26

Installation
1 Optional items
2 Bubble trap
3 3-way ball valve (Auto Flush Kit)
4 Cooling water to drain
5 Cooling water out
6 Flow control valve
7 Sample in
8 Sample bypass during flush cycle
9 Cooling water in
10 Heat exchanger
11 Electrical box connection
12 127 mm (5 in.) minimum
13 Customer supplied air for flow multiplier
A Sample during normal operation
B Sample bypass during auto flush
C Cooling water in normal operation
22
Figure 12 SS7 sc-HST plumbing diagram
14 Sample unit
15 sc100
16 Customer supplied power on/off switch box (NEMA 4X)
17 Power in for sc controller platform
18 ¾-in. NPT adapter (supplied)
19 Drain Trap (Customer-supplied)
20 1-in. NPT adapter (supplied)
21 To drain
22 ¼-in. air purge fitting (50 SCFH instrument air max)
23 Ball valve (supplied)
24 ¾-in. NPT nipple (supplied)
25 Customer supplied hose to drain
D
E
F
required for agency compliance
Cooling water during auto flush
Electrical
Drain