4-StarpH/溶解氧測量儀 簡易三鍵操作設(shè)計 大屏幕液晶顯示，讀數(shù)穩(wěn)定指示內(nèi)置快速操作指南自動大氣壓力校正十組密碼保護方法 產(chǎn)品詳細信息 此款高性價比的雙通道、雙顯示pH/溶解氧測量儀非常易于設(shè)置和操作，可為水質(zhì)分析實驗室提供可靠而準確的pH和溶解氧測量。此表具備改進的讀數(shù)穩(wěn)定指示，鹽度校正和自動大氣壓力補償，符合GLP的相關(guān)特征，可選用21CFRPart11軟件。1－5點pH校正確保在極限濃度下的測量準確性，與Winkler滴定法關(guān)聯(lián)的溶解氧校正改進了測量的準確性。SMARTSTABILITYTMandSMARTAVERAGINGTM功能簡化了測量過程。最多可存儲十組設(shè)定參數(shù)和校正數(shù)據(jù). 附加功能： 使用極譜式溶氧電極臺式IP54防塵防濺等級 BNCpH電極接口和迷你DIN溶氧電極接口 一點到五點自動或手動pH校準DIN和NIST/US緩沖液自動識別儀表自測和自我診斷 GLPIQ/OQ文件記錄200組數(shù)據(jù)記錄，可通過RS232或USB接口下載到打印機或個人電腦中CE,CSA,UL,T躒和FCCA級認證pH:ReadoutRange/Resolution:-2.000to19.999or0to14inaqueoussolutions/0.1,0.01,0.001RelativeAccuracy:±0.002SMARTSTABILITY?andSMARTAVERAGING?:Resolutiondependent/automaticAUTO-CAL?and/orManualCalibration:1to5points;US/NIST,DIN,andcustombuffersrecognizedmV:Range–mV/RmV:±1999.9ORP:EHautocalibrationtostandardhydrogenelectrodeResolution:0.1RelativeAccuracy:±0.2mVor0.05%,whicheverisgreaterDISSOLVEDOXYGEN(DO):Range/ResolutionConcentration:0.00to90.0mg/L/0.0/0.00Range/Resolution%Saturation:0.0to600%/0/0.0RelativeAccuracyConcentration/%Saturation:±0.5%±1digitSMARTSTABILITY?andSMARTAVERAGING?:Resolutiondependent/automaticAutoCalibrationorManualInput:WaterSaturatedAirandAirSaturatedWater,WinklerCalibrationtoWinklerTitrationforBOD:AvailableasneededSalinityFactor:0to45pptBarometricPressureRange:450to850mmHgProbeType:PolarographicTEMPERATURE:Range/Resolution:-5to105°C/0.1upto99.9°C,1.0over99.9°CRelativeAccuracy:±0.1°CTemperatureCompensation:DO(auto);pH(auto/manual)Display:CustombacklitLCD,foreasyviewingINPUTS/OUTPUTS:SensorInputs:DO-miniDIN-Locking;ATC-miniDIN-Locking;pH-BNC;Reference-Pintip;Stirrer-Phono-jackCommunications:Bi-directionalRS232-Stereojack,optionalUSBinterfaceCableSPECIALGLPSOFTWAREFEATURE:#OfDataLoggingPoints:200pointsbytime,stabilityormanualreadwithtime/datestampCalibrationLog:Last10CalibrationsUserMethodStorage:10SavedAdvancedSelf-testandDiagnostics:YESGLPElectrodeVeri?cation:YESPasswordProtection:YESInternetSoftwareUpdates/DownloadableMethods:YES21CFRPart11SoftwarePackage:OptionalPower:Universalpoweradapterandbatterypower4xAAbatteriesRegulatoryandSafety:CE,CSA,UL,T?V,FCCClassAlimitsENVIRONMENTALOPERATINGCONDITIONS:AmbientOperatingTemperature:5to45°CRelativeHumidity:5to85%Non-CondensingIPRating:IP54,splashproofanddustproofWarranty:36months(fromdateofpurchase)*Abovedatageneratedunderoptimal/controlledcircumstances: