PH60_安装调试说明书手册en

EXTECHOperationAuto Power Off DisabbUser GuideThe meter will shut off ater 20 mnutes to save bamery lie if no bumonsINSTRUMENTSpH Measuromontsare pressed Todisable this feature,with the meter oft,press and hold1.Remove the profective cap and the electrode capthe PWR and HLDVA bumons simutancousy undl an 'n'appears for 12Insert the dectrodeinto he samde.second on the display.Release the bumons.Note:Turring the meter offpH Waterproof Meter3Press the PWR key to tum the meter on and slowly stir unl thewil reactivate the Auto Power Off tabure.reading seties.The dedml point wil bink while the meter isModels PH60measurng.Battery ReplacementDescriptionpH Calbeation (1.2 or 3 points)A two point calbration wth a bufter of 7 plus 4 or 10 (whchever isnearest to the exxpected sample vaue)is always recommended.A one1.Remove the two saews from the bamery compartment cagFront Panel Contolspointcalbration(dhoose the value dosest to the expected sample value2Replace the four (4)LR44 bameries observing polarty.is also vaid.For best accuracy,always calbrate at the samde31.Bamery compartment capReplace the batery comparment cap and secure wih the saewstemperanure.2.LCD Disolay1.Flace the dectrodeinto abufer solurian (4.7,or 10)andYou,as he end user,are legaly bound (Battery ordinance)3HOLD /A bumonmomentarly press the CAL key.Note pH 7 should be calbratedto reoum al used bameries and acoumulatrs dis posal inthe household garbage is prohibited!4.PWR OnOt)butbrirst,then 4 andor 10pH.You canhand over your used bameres accumulators atElectrodeImeter sucesstuly recagniaes the solufion'CAL*and the pHcollection points in your communty or wherever bameresCAL bumanvalue will appear an the display in two seconds.Note:iftheaccumulators are soldlsoluionis more than 1pH off from the 4.7.or 10pH standand,theDbposal:Follbow the valid legal slpulaions inrespedt of the1.Electrode cap withspongedisposal of the device at the end of ts lfecydemeter wil assume an emror and sbortthe calbration.'EN will beProtedive capdisplayed for one secand and then the meter wll retum to normaloperation.SpecificationsIf the calbralon buttr is andher value other than 4 7.or 10,suhas 4.1,press the HLD/A bumon to adjust the value to the comectModelH80Overviewreading.The adustable range for车州sram35o4.5ar7p州s老yDual LCDtram 6.5 to 7.5.For 10pH is thom 95 to 10.5.PH Range and Acoracy0.00140pH OverviowWhen calbration is complete,the meter automanicaly saves thePH resoluionlaccuracy01p/±02p州pH is a unt of measure (ranging from 0 to 14pH)indicanng the degree dfvalue,displays 'SA"and retums b nommal operation mode atierTemperature Range0o50fc32o12z7acidity or alkalinity of a soluion.pH tests are the most commonlyd军"Br-Temperabure051±fG/18作perommed measurements in water analysis and reports he hydrogenion5For a two ar three point calbration,repeatsteps 1-4.resoluion/accuracyactivty of a solution which is an ndicator of acidity or alkalinity Soluions6Note:Always tum the meter off and then on before calbrating toAuto