Senseca ECO 531 handleiding

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Handleiding

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ECO 531 - Dissolved oxygen measuring device Measurement Basics
B-H86.0.2X.DK2-4.0 Page 17 of 24
Required material:
Filling pipette
Electrolyte KOH
Flat blade screw driver
Paper towel
Polishing foil (pink)
Suitable gloves *), Safety goggles
Wash basin
eventually spare membrane head GWOK 02
Procedure:
First the membrane head is unscrewed and the old electrolyte is removed.
If the membrane is undamaged and free of deposits, the membrane head can be used again.
The platinum electrode must be bright and free of deposits!
Unscrew the membrane head and the refill opening
Attention! Old electrolyte will now leak out!
Wipe off existing deposits from the platinum electrode with a cloth, if necessary polish
the electrode using the pink polishing foil.
Check membrane head GWOK 02: is it in good state? Is Membrane undam-aged?
Open filling screw
Fill pipette with KOH
First fill the membrane head up to ¾ of its height, screw on membrane head tightly, rinse
excess KOH with water.
Then carefully fill the sensor, try to flick at the shaft from time to time, helping air bubbles
coming out. In sum the sensor filling takes around 5 ml.
If there are no more air bubbles and the filling hole is full, close with filling screw.
Rinse excess KOH with water
Turn sensor upwards: Are air bubbles visible below the membrane? If so: Refill once
again.
Wait approximately 2 hours for the sensor to stabilize, afterwards calibrate the sensor
the electrode state evaluation should deliver 100%.
*) suitable gloves: Acc. to DIN EN 420, e.g. natural latex, natural rubber, butyl rubber,
nitrile rubber, polychloroprene, fluorinated rubber

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Productinformatie

MerkSenseca
ModelECO 531
CategorieNiet gecategoriseerd
TaalNederlands
Grootte2756 MB