Cole-Parmer WD-35432-02

Range pH -2.000 to 20.000 Range mV ±2000 Range ISE 0.001 to 19,900 ppm, molar, or mg/L Range Dissolved oxygen 0 to 600%/90 mg/L Range Barometric pressure 450 to 825 mm Hg Range Temperature 14 to 230°F (-10 to 110°C) Resolution pH 0.1/0.01/0.001 Resolution mV 0.1 Resolution ISE 2 or 2 digits Resolution Dissolved oxygen 0.1%, 0.01 mg/L Resolution Barometric pressure 0.1 mm Hg (0.1 kPa) Resolution Temperature 0.1°F (0.1°C) Accuracy pH ±0.002 Accuracy mV ±0.2 Accuracy ISE 0.5% FS (monovalent), 1% FS (divalent) Accuracy Dissolved oxygen ±2%, ±0.2 mg/L Accuracy Barometric pressure ±1% Accuracy Temperature ±0.9°F(±0.5°C) Temperature compensation Automatic or manual, 0 to 100°C Calibration Up to 6 points (pH) Buffer recognition USA: 1.68, 4.01, 7.00, 10.01, 12.45/NIST: 1.68, 4.01, 6.86, 9.18, 12.45/DIN: 1.09, 3.06, 4.65, 6.79, 9.23, 12.75/PWB: 4.10, 6.97 Datalogging 500 data sets with GLP Output IrDA/RS-232C (via LED) Waterproof Yes Display Dot-matrix LCD with backlighting Power Four 1.5V AA batteries (included) or optional universal AC adapter Dimensions 3-1/4W x 7-1/4H x 2-/4D (8.3 x 18.4 x 5.7 cm) > Each Unit Includes Data management software Probe holder Batteries