Characteristic:1. Bluescreen LCDdisplaying;2. Automaticandmanualtemperaturecompensation,automaticcalibrationandautomaticcalculationofpercentagetheoreticalslopeofelectrodes;3. Measurementresultscanbestored,deleted,searchedandprinted.Itcanstore50setsof measurementdata;4. Protectionfromelectricitycuttingoff.;5. OnepointortwopointsautomaticcalibrationcanbeconductedonthemeterwithfivetypesofpHbuffersolutionselectedbyuserswithinthetemperaturerangeof0-60℃;6. WithRS-232interfaceforconnectingTP-16printerusingDC1.0softwareofdata-collectiontocommunicatewithcomputers;7. UserscanmeasurethepHvalueofultra-purewater,purewaterandboilerwaterthroughadjustmentofequipotentialpointtoselectspecialelectrodes. Specification:1.Measurementrange:pH:(0.000~14.000)pH mV:(-1999.9~1999.9)mV Temp.:(-5.0~105.0)℃2.Resolution:pH:0.001pH,0.01pH,0.1pH mV:0.1mV Temp.:0.1℃3.Accuracy pH: 0.005pH ibit mV: 0.2mV(intherangeof 399.9mV) 1bit or 0.03%(FS)(intheotherrange) 1bit Temp.: 0.3℃ 1bit4.Inputimpedance:3x1012 5.Stability: 0.005pH 1bit/3h6.Temperaturecompensationrange:-5~105.0℃7.Thetemperatureofthemeasuredsolution:5~60℃