Hanna Instruments HI520 - Page 140

Measuring with Galvanic Dissolved Oxygen (DO) Probes 140
23.3.3. In‑line Mounting with Probe Saddle
1
2
4
3
5
1 Probe
2 Probe fitting kit
3 Saddle
4 Membrane cap
5 Pipe
Mounting accessories
Pipe size Saddle code HI7640‑18zz
Ø 50 mm (2”) BL120‑550
Ø 63 mm (2½”) BL120‑563
Ø 75 mm (3”) BL120‑575
23.3.4. Top thread immersion, user assembled
I
II
1
2
4
3
5
6
1 Cable gland
2 Pipe cap (socket connect or threaded)
3 Van Stone flange (one size smaller than the pipe)
4 2”, or similar, PVC pipe (schedule 80 PVC)
5
Reducer bushing
• internal threads to fit probe’s ¾” NPT threads
• external threads to fit pipe or socket‑connect
6 Galvanic DO probe