Hach Polymetron NA9600 sc Na+ Installationsanleitung Seite 30

Figure 15 Sample and drain lines—Analyzer without enclosure
1 Sample inlet for Channel 1
2 Shut-off valve
3.6.6 Plumbing ports
Figure 16 shows the sample line, drain line and DIPA exhaust vent connections for analyzers with an
enclosure.
Figure 17 shows the sample line and drain line connections for analyzers without an enclosure.
30 English
3 Pressure regulator
(0.276 bar or 4 psi), non-
adjustable
4 Sample bypass drain for
Channel 1
5 Chemical drain