PCE Instruments PCE-PH 18 Handleiding

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PHMETER

PCE-PH15/16/17/18

Specifications

MeasureRange:0.00-14.00PH

Accuracy:0.1PH(at20),0.2PH

Resolution:0.01PHOperatingTemperature:050

Calibration:Manual,atonepointthroughtrimmer

PowerSupply:31.5V(AG-13battery)

Dimensions:175mm51mm25mm.Weight:57g

Operation

1.Removetheprotectivecap.

2.Firstrinsetheelectrodewithdistilledwater,andsuckitwithfilter-paper.

3.TurnthemeteronbypressingtheONkey.

4.Immersethephmeterelectrodeinthesolutiontobetested.

5.Stirgentlyandwaitforthereadingtostabilize.

6.Pressthe"HOLD"key,thereadingisbekept.Whenrepeatmeasuring,please

pressthe"HOLD"keyagain,itautomaticallyrelievestheholdcondition.

7.Afteruse,rinsetheelectrodewithwatertominimizecontamination.Turnthemeter

offbypressingtheOFFkey.

8.Alwaysreplacetheprotectivecapafteruse.

PHCalibration

1.ImmersetheelectrodeinpH6.86(pH7.00)buffersolutionofphosphate,andgentlyshakeit.

2.Allowthereadingtostabilizeandwithasmallscrewdriverturnthecalibrationtrimmer

untilthedisplayshows"6.86"("7.00").Rinsetheelectrodewithdistilledwater,andsuckit

withfilter-paper.

3.ImmersetheelectrodeinpH4.01orpH9.18(pH10.0)thebuffersolutionofborax.

4.Afteraboutoneminute,untilthedisplayshows"4.01"or"9.18"("10.0").

Important:

Theinstrument'spHrangemustbere-calibratedwhenever:

Theelectrodehasbeenused(laid)forlongtimefromthelastcalibration.

Theelectrodehasbeenusedinparticularlytaxingconditions.

Theutmostaccuracyisrequired.

BatteryInstall

Ifthemetercannotbeswitchedonorthedisplayfades,Tochangebatteries,takesdown

themeterbackbatterycaseandreplacesbatteries.Payattentiontothepolarityofbattery.

Warranty

Theseinstrumentsarewarrantedfromalldefectsinmaterialandmanufacturingfor

aperiodofoneyearfromthedateofpurchase.

Ifduringthisperiod,therepairorthereplacementofpartsisrequiredwherethe

damageisnotduetonegligenceorerroneousoperationbyuser,pleasereturnthe

partstoeitherdealerorouroffices,andtherepairwillbeeffectedfreeofcharge.

Product specificaties