horiba U-51, Инструкция по эксплуатации

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4 Maintenance
87
4.4 Storage

Short-term (under 2 months) storage

Before storing the DO sensor, pour the third of the rubber cap (whit) provided with
deionized water and cover the DO sensor with them.

Before storing the pH sensor, pour the third of the protective cap (blk) provided with
deionized water and cover the pH sensor with them.
Note
Before measurement, remove the rubber cap (whit) and the protective cap (blk).

Long-term (2 months or more) storage

Remove a membrane cap from DO sensor, and wash the gold electrode and silver
electrode parts with water. Wipe off the moisture before storing DO sensor in the pack.

Prevent internal solution seeping out of the reference chip by taping over the point of
seepage with electrical tape.

Before storing the system, remove the control unit's batteries to prevent battery leakage.
Pour the third of the rubber cap (whit)
with deionized water.
Attach the cap up to the half of
the membrane cap.
Rubber cap
(whit)
Protective cap (blk)
Attach the cap.
Pour the third of the protective cap (blk)
with deionized water.