Hach-Lange 3400 sc - Manual (Page 47)

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Additional information for series 34xx sensors
Figure 19: Bypass chambers for series 831x sensors
Figure 20: Welded fittings for series 8394 sensors
Figure 21: Gateway
1/4“ NPT
1/4“ NPT
out
in
Ø 34
3/4” NPT
Ш 38 (1.5) Ш 51 (2.0)
1,25 1,25
1.5” Version
2” Version
Ш 50,5 Ш 64
185 (7.25 ") 35 (1.35 ")