Meter; 4-Star Plus; w/ SureFlow pH electrode Cat. No. 1115002

Thermo Scientific benchtop pH Specifications Model Orion 4-Star Plus pH/ ISE Benchtop Multiparameter Meter pH Mode Range -2.000 to + 19.999pH Resolution 0.1/ 0.01/ 0.001pH Relative Accuracy ± 0.002pH Calibration Points AUTO-CAL* and/ or Manual Calibration; 1 to 5 points; US/ NIST, DIN, and custom buffers recognized ISE Mode Range 0 to 19, 999 in M, mg/ L, % , ppb, or no units Resolution 1, 2, or 3 signi
cant digits Relative Accuracy ± 0.2mV or 0.05% , whichever is greater Calibration Poin 1 to 5 points; linear point to point, non-linear selectable auto-blank, low concentration range options mV/ RmV/ ORP Mode Range ± 1999.9mV Resolution 0.1mV Relative Accuracy ± 0.2mV or 0.05% , whichever is greater ORP Calibration EH autocalibration to standard hydrogen electrode for ORP measurements Temperature Mode Range -5° to + 105° C Resolution 0.1° C up to 99.9° C, 1.0 over 99.9° C Relative Accuracy ± 0.1° , ± 1 digit Temperature Compensation Automatic or manual, -5° to + 105° C Display Custom LCD; simultaneous display of selected measurement and temperature, pH calibration points, and current electrode condition