Description Features Multiparameter water quality meter LCD display 1 to 5 points push-button calibration Auto-buffer recognition Selectable pH buffer group Automatic electrode diagnosis Offset display Relative and absolute millivolt modes ORP measurements Direct ion concentration Selectable concentration units Selectable cell constant Automatic Temperature Compensation Calibration Due Alarm Stability indicator Auto-Read feature Locks the measurement endpoint Setup menu allows setting the 15 parameters Expanded memory stores Stored readings can be transferred into the computer USB communication interface Technical Specifications pH Range -2 to 20 pH pH Accuracy ±0.002 pH pH Resolution 0.1 pH, 0.01 pH, 0.001 pH, selectable pH Calibration Points 1 to 5 points pH Buffer Options USA, NIST, DIN or Custom mV Range ±1999.9 mV mV Accuracy ±0.2 mV mV Resolution 0.1 mV, 1 mV, selectable mV Calibration Points 1 point mV Measurement Modes Relative or Absolute mV Ion Range 0.001 to 19999 (Depending on the range of ISE) Ion Accuracy ±0.5 % F.S (Monovalent), ±1 % F.S (Divalent) Ion Resolution 0.001, 0.01, 0.1, 1 Ion Calibration Points 2 to 5 points (0.001, 0.01, 0.1, 1, 10, 100, 1000, 10000) Ion Measurement Units ppm, mg/L, mol/L, mmol/L Conductivity Range 0.01 to 20, 200, 0.02 µS/cm to 2000 µS/cm, 20 mS/cm to 200 mS/cm Conductivity Accuracy ±0.5% F. S Conductivity Resolution 0.001, 0.01, 0.1, 1 Conductivity Calibration Points 1 to 5 points Conductivity Calibration Solutions 10µS/cm, 84µS/cm,1413µS/cm,12.88mS/cm,111.8mS/cm Conductivity Compensation Modes Linear or Pure water Conductivity Cell Constant K=0.1, 1, 10 or Custom Conductivity Temperature Coefficient 32 °F to 50 °F (0 °C to 10 °C) Reference Temperature 68 °F or 77 °F (20 °C or 25 °C)
