Hach TitraLab User Manual

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Hach TitraLab User Manual Manual pdf 25 page image

25Operation4.3 Menu structureSection 6 Troubleshooting provides a list of all error and warning messages, and also describes allnecessary countermeasures.MAIN MENUANALYZE PH+ALKALINITY Titration program to determine pH and Alkalinity content.Insert Sample: 1 Dispense the sample in a titration cell (50.0 mL).Start Analysis Start analysis.MEASURE PH Sample pH.By Stability pH shown on display once stable.Start Measurement Start measurement.In Continuous pH continuously shown on display and, if a PC or printer is connected, transferredat a defined interval.Start Measurement Start measurement.PH CALIBRATION pH calibration, either one, two or three-point.Immerse the pH electrode inthe first buffer. Place pH 7.00 calibration solution in a titration cell.Start Start calibration of the first point.Finish Calibration Finish as one-point calibration.Next Point Place pH 4.00 calibration solution in a titration cell.Start Start calibration of the second point.Finish Calibration Finish as two-point calibration.MANUAL ACTIVATION Select which element is to be controlled manually; refer to section 4.8, page 29.Burette Manual control of burette.Return Empties the burette into the titrant bottle (navigation key LEFT).Empty Empties the burette into the titration cell (navigation key UP).Fill Fills the burette with titrant (navigation key DOWN).StirrerSets the stirring speed.Select ON/OFF with OK. Select the stirring speed with UP/DOWN.