Graphic backlit display with date and time, stability indicator and alarmsDual channel meter for pH and conductivity measurementsOne to six point pH calibration with 0.001 pH resolutionAutomatic buffer recognition with four pH buffer sets or custom buffer optionpH slope and offset displayConductivity, TDS (total dissolved solids), salinity and resistivity modesAutomatic or manual temperature compensation, displayed in °C or °FPassword protection of calibration and setup modes500 data set storageRS232 and USB interfacesMultilanguage interface with English, German, Chinese, French, Italian and SpanishOptional stirring probe (13-620-BSP) with five speed settingsNIST-Traceable Calibration Model (-CERT)Help meet ISO, FDA, USDA and EPA quality assurance guidelinesIncludes meter accuracy at five test points across pH rangeIncludes meter accuracy at five test points across corresponding mV rangeTesting performed by accredited laboratory, includes NIST-Traceable certificateSpecificationspH Range: -2.000 to 20.000 pHpH Resolution: 0.1, 0.01, 0.001 pHpH Accuracy: ±0.002 pHmV Range: ±2000.0mVmV Resolution: 0.1mVmV Accuracy: ±0.2mV or ±0.05 %, whichever is greatermV Offset Adjustment: Up to ±150mVConductivity Range: 0.00μS to 500.0mSConductivity Resolution: 0.01, 0.1μS; 0.001, 0.01, 0.1mSConductivity Accuracy: ±1 % full scaleTDS Range: 0.00ppm to 500 ppt (TDS factor 1.00)TDS Resolution: 0.01, 0.1 ppm; 0.001, 0.01, 0.1 pptTDS Accuracy: ±1 % full scaleSalinity Range: 0 to 80.0 pptSalinity Resolution: 0.01, 0.1 ppm; 0.001, 0.01, 0.1 pptSalinity Accuracy: ±1 % full scaleResistivity Range: 2.000 Ohm to 20.0 MOhmResistivity Resolution: 0.01, 0.1 Ohm; 0.001, 0.1 kOhm; 0.01 MOhmResistivity Accuracy: ±1 % full scaleTemperature Range: 0° to 100°C (32° to 212.0°F)Temperature Resolution: 0.1°C (0.1°F)Temperature Accuracy: ±0.3°C (±0.5°F)Calibration Points: 1 to 6 points with automatic buffer recognition (ABR)ATC Temperature Calibration: Offset in 0.1°C increments; Offset range: ±5°C (±9°F)Self-Test: YesInputs: BNC, mini-phone ATC, 8 Pin DIN, groundPower Requirements: 100 to 240VAC, 50/60HzApplicationsAcademic, research, QA/QC, drinking water, wastewater, food, beverage, industrial