Specifications HI84531 Titrator Range (as CaCO₃) Low Range: 30.0 to 400.0 mg/L; 0.6 to 8.0 meq/L High Range: 300 to 4000 mg/L; 6.0 to 80.0 meq/L Resolution Low Range: 0.1 mg/L (ppm); 0.1 meq/L High Range: 1 mg/L (ppm); 1 meq/L Accuracy (@25°C/77°F) Low Range: ±1 mg/L or 3% of reading, whichever is greater High Range: ±10 mg/L or 3% of reading, whichever is greater Titration Method acid-base titration (strong alkalinity /total alkalinity) Titration Principle endpoint titration : 8.30 pH (phenolphthalein) / 4.50 pH (bromcresol green-methyl red) Pump Volume 10 mL/min Stirring Speed 600 rpm pH Range -2.0 to 16.0 pH / -2.00 to 16.00 pH Resolution 0.1 pH / 0.01 pH Accuracy (@25°C/77°F) ± 0.01 pH Calibration one, two or three-point calibration; four available buffers (4.01, 7.01, 8.30, 10.01) Temperature Compensation manual or automatic mV Range -2000.0 to 2000.0 mV Resolution 0.1 mV Accuracy (@25°C/77°F) ± 1.0 mV Temperature Range -20.0 to 120.0°C; -4.0 to 248.0°F; 253.2 to 393.2 K Resolution 0.1°C; 0.1°F; 0.1 K Accuracy ±0.4°C; ±0.8°F; ±0.4 K Additional Specifications Logging up to 400 samples (200 pH/mV, 200 titration) pH Electrode HI1131B glass body pH electrode with BNC connector and 1 m (3.3’) cable (included) Temperature Probe HI7662-T stainless steel temperature probe with 1 m (3.3’) cable (included) Connectivity (1) Type-B USB for PC interface, (1) Type-A USB for storage Environment 0 to 50 °C (32 to 122 °F); max 95% RH non-condensing Power Supply 12 VDC adapter Dimensions 235 x 200 x 150 mm (9.2 x 7.9 x 5.9”) Weight 1.9 kg (67.0 oz.) Ordering Information HI84531-01 (115V) and HI84531-02 (230V) are supplied with HI1131B pH electrode, HI7662-T temperature probe,HI7082 electrode fill solution, HI84531-70 reagent kit for water analysis, 100 mL beakers (2), dosing pump valve, 5 mL syringe, 2000 μL automatic pipette (1) with plastic tips (2), 20 mL beakers (2), tube set (aspiration tube with titrant bottle cap and dispensing tube with tip), stir bar, power adapter, instruction manual and quality certificate. On-screen Features Electrode condition on display These titrators feature a pH meter which also displays the electrode condition on the LCD. Easy and clear measurement These titrators are designed to measure in a few easy steps. The results are displayed directly on the screen. Titration Curve Displayed On Screen The HI84531 offers real time graphing of the titration curve on the LCD. See reagents and accessories on page 4.79 4 Titration 4.61 www.hannainst.com |
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