Model MP512 Precision pH Meter Brief Operation Instruction

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Ⅰ.OperationKeys:1.ON/OFFSwitchkey2.Calibrationkey,tomakemeterenterintocalibrationmode.3.Functionkey(a)Short-timepress（time<1.5s）switchtheparameters,themeterwilldisplaypH-mV(b)Depress(time>2s)toenterintotheparametersettingmodeP1,andagainshort-timepresstointurndisplayP2,P3….Parametermodekey(a)Wheninmode,pressthekeytoalterpHresolution:0.001→0.01→0.1pH;(b)Wheninmode,pressthekeytoaltertheparametermode:→→(c)Presskeytochoosemodifiedpositionofparameterwhenintheparametersettingmode.5.Entrancekey,meterentersintomeasuringstateafterpressingthekey.6.<▲>and<>Increaseanddecreasekey.(a)WheninMTCstate,pressthekeytoincreaseordecreasethetemperaturevalue.(b)Wheninthestateofparametersetting,pressthekeytoalterthenumberorON/OFFstate.7.Thecompoundkeyofmemoryandrecall(a)Short-timepress(time<1.5s)tosavethemeasuringinformation.(b)Depress(time>2s)torecallthemeasuringinformation,againpress<>or<▲>key,canqueryinturn.(c)Intherecal领mode,pressthekeytoreturntomeasuringmode.(d)Intherecal领mode,depressthekeyfor5secondstoeliminatestoredinformationandreturntomeasuringmode.Statement:(a)It首ldtobecalibratedintimeforhighaccuracymeasurement(≤±0.02pH),forgenerallyaccuracymeasurement(≥±0.1pH),itcanbecontinuouslyusedforoneweekorlongertimeafteronetimecalibrating.(b)Canrandomadoptone-point,two-pointorthree-pointautomaticcalibrationaccordingtodifferentmeasuringsituations.Ⅳ.SpecialNotice:1.Whentheparametersettingisthesameastheproducersetting,therewilldisplaytimeintheupperrightcornerofLCD,whenpartsoftheparametersettingisdifferentwiththeproducersetting,therewilldisplaycodeiconintheupperrightcornerofLCD,whensettingmorethantwoparameterswithcodeicon,onlycandisplayoneofcodeicons,user首ldenterintotheparametersettinginterfacetoexaminethesetcontent,orrestorethemetertoproducersetting,thenresetthedemandparameters.2.Whenitisabnormalforcalibratingordisplaying,pleasesetthe“restoretoproducersetting”tobe“On”torestorethemetertoproducersettingstate,anddocalibrateandmeasureagain.3.Pleasedonotunplugthepowersourcewhenthemeterison,onlytounplugtheplugoftheadapterwhenthemeterispoweroff.ModelMP512PrecisionpHMeterBriefOperationInstructionⅠ.OperationKeys:1.<>Switchkey2.Calibrationkey,tomakemeterenterintocalibrationmode.3.Functionkey(a)Short-timepress（time<1.5s）switchtheparameters,themeterwilldisplay→(b)Depress(time>2s)toenterintotheparametersettingmodeP1,andagainshort-timepresstointurndisplayP2,P3…4.Parametermodekey(a)Wheninmode,pressthekeytoalterpHresolution:0.001→0.01→0.1pH;(b)Wheninmode,pressthekeytoaltertheparametermode:→→(c)Presskeytochoosemodifiedpositionofparameterwhenintheparametersettingmode.5.Entrancekey,meterentersintomeasuringstateafterpressingthekey.6.<▲>and<>Increaseanddecreasekey.(a)WheninMTCstate,pressthekeytoincreaseordecreasethetemperaturevalue.(b)Wheninthestateofparametersetting,pressthekeytoalterthenumberorON/OFFstate.7.Thecompoundkeyofmemoryandrecall(a)Short-timepress(time<1.5s)tosavethemeasuringinformation.(b)Depress(time>2s)torecallthemeasuringinformation,againpress<>or<▲>key,canqueryinturn.(c)Intherecal领mode,pressthekeytoreturntomeasuringmode.(d)Intherecal领mode,depressthekeyfor5secondstoeliminatestoredinformationandreturntomeasuringmode.Statement:(a)It首ldtobecalibratedintimeforhighaccuracymeasurement(≤±0.02pH),forgenerallyaccuracymeasurement(≥±0.1pH),itcanbecontinuouslyusedforoneweekorlongertimeafteronetimecalibrating.(b)Canrandomadoptone-point,two-pointorthree-pointautomaticcalibrationaccordingtodifferentmeasuringsituations.Ⅳ.SpecialNotice:1.Whentheparametersettingisthesameastheproducersetting,therewilldisplaytimeintheupperrightcornerofLCD,whenpartsoftheparametersettingisdifferentwiththeproducersetting,therewilldisplaycodeiconintheupperrightcornerofLCD,whensettingmorethantwoparameterswithcodeicon,onlycandisplayoneofcodeicons,user首ldenterintotheparametersettinginterfacetoexaminethesetcontent,orrestorethemetertoproducersetting,thenresetthedemandparameters.2.Whenitisabnormalforcalibratingordisplaying,pleasesetthe“restoretoproducersetting”tobe“On”torestorethemetertoproducersettingstate,anddocalibrateandmeasureagain.3.Pleasedonotunplugthepowersourcewhenthemeterison,onlytounplugtheplugoftheadapterwhenthemeterispoweroff.
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