Hanna Instruments HI 4014 User Manual

Page 5

4. Rinse inner stem with deionized water making certain

to wet o-ring found on the inner stem.

5. Reassemble electrode by gently pushing the inner

assembly into the outer body, sliding spring down
cable, and screwing cap into place.

6. Remove fill hole cover and o-ring on fill hole spout.

Using the dropper pipette provided, add a few drops
HI 7076 fill solution to the electrode, wetting the o-
ring and rinsing out the fill solution chamber.

Deionized

Water

Remove
Parafilm

3) Holding the assembled electrode at the cable end,

shake the sensor to ensure internal fill solution that
may have separated during shipping is in contact
with inner membrane surface.

4) Prepare reference electrode by filling outer electrolyte

reservoir with fill solution HI 7076.

5) Place sensor (and reference) electrodes into electrode

holder and connect cable connectors to meter.

6) Soak the potassium membrane in a potassium con-

taining standard for a hour before calibration.

HI 4114
The Hanna HI 4114 is shipped dissembled.
1. Unwrap Parafilm

® seal found over ceramic junction

on inner stem and discard. This is only used for ship-
ping and long term storage.

2. Open the glass vial (HI 4114-51) and remove the

potassium sensing cone. Do not touch the sensing
membrane with the

“H” hole pattern on it.

3. Ensure o-ring is installed on module before screwing

the cone into the inner stem finger tight. Do not over
tighten.

4000-50

This manual is related to the following products:

HI 4114