Campbell-scientific CS511 Dissolved Oxygen Probe User Manual download pdf (Page 25)

CS511-L Dissolved Oxygen Probe

6. Replace the membrane and its O-ring by first placing the new O-ring at the

very bottom of the membrane cavity (see FIGURE 8-4). Remove the

paper backing from a new membrane and place the new membrane on top

of the O-ring, and then place the spacer on top of the membrane. Using

the membrane tool, install the membrane lock on top of the spacer as

shown in FIGURE 8-5. Make sure the cap is upright (not sideways) when

securing the membrane lock to the spacer.

FIGURE 8-4. Proper O-ring placement

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Campbell-scientific CS511 Dissolved Oxygen Probe User Manual Page 25