Hanna-instruments HI 84529 Manual de usuario

HI 84529Titratable Acidity Mini Titrator & pH Meter for Dairy ProductsInstruction Manual

www.hannainst.com10Product Diagram1. Dispensing tube2. pH Electrode3. Temperature probe4. Reference electrode5. Syringe6. Electrode holder7. Po

www.hannainst.com11Product DiagramKeypad FunctionESC - used to leave the current screen and to return either to the previous screen or to the main sc

www.hannainst.com12Product DiagramGuide to IndicatorsDuring the instrument’s operation a set of information are displayed on the LCD. Displayed icons

www.hannainst.com13Setup/InstallationThe dosing pump is based on a valve that automatically moves the titrant between the titrant bottle and syringe w

www.hannainst.com14Setup/InstallationThe titrator’s setup menu may be accessed from the main screen or titration screens (meter or titrator) by pressi

www.hannainst.com15Setup/InstallationUse the ARROW keys to select the value.Press Accept to conrm or ESC to return to the setup menu without saving t

www.hannainst.com16Setup/InstallationDatePress the MODIFY key to change the date and date format.Key BeepSelect ENABLE to activate or DISABLE to deact

www.hannainst.com17Setup/InstallationUse the ARROW keys or ← / → to increase/decrease the value. Press ACCEPT to conrm the value or ESC to return to

www.hannainst.com18Setup/InstallationStartup MenuMeter Information Press SELECT to view the rmware version, language version, mV factory calibration

www.hannainst.com19Setup/InstallationTitration screen display.Titration screen when a titration is in progress.Prime burette screen.Prime burette scre

www.hannainst.com2Thank you for choosing a Hanna Instrument product.Please read this instruction manual carefully before using this instrument. This m

www.hannainst.com20Setup/InstallationThis screen appears when the titrator is in calibration mode. Press PUMP to calibrate Pump. Press ELECTRODE to ca

www.hannainst.com21Setup/InstallationPumpCalibrationMessagespHCalibrationMessagesThis error message appears when the pH reading exceeds the acceptable

www.hannainst.com22Setup/InstallationThe “Wrong Buer” message is displayed when the pH value is outside of the acceptable range. Clean the electrode

www.hannainst.com23Setup/InstallationThis screen appears when the stirrer is not working properly. Check the stir bar and beaker content. Press RESTAR

www.hannainst.com24Setup/InstallationElectrode Calibration Procedureplug and o-ring on ll hole spout.8. Using the dropper pipette provided, add a fe

www.hannainst.com25Operational GuideProcedureA single one, two or three-point calibration can be performed, using the four predened buers 4.01, 6.00

www.hannainst.com26Operational Guidecalibration or ESC to exit calibration.5. After the calibration point has been conrmed, press ESC to exit withou

www.hannainst.com27Operational Guideand press STIR. If necessary press the ARROW keys in order to select a dierent buer value.4. The (unstable meas

www.hannainst.com28Operational GuideIf the “Wrong Old Slope” error message is displayed, an inconsistency exists between the current and the previous

www.hannainst.com29Operational GuidepH Buer Temperature DependenceTemperature has an eect on pH. The calibration buer solutions are aected by temp

www.hannainst.com3Table of ContentsIncluded ...

www.hannainst.com30Operational GuideDosing PumpInstallationTo install the dosing pump follow the procedure below:1. Extend the plunger on the 5 mL sy

www.hannainst.com31Operational GuideNote: The aspiration tube must be inserted in the titrant bottle. The dosing tip must be placed over a rinse beake

www.hannainst.com32Operational GuideNOTE: This error message appears when the pump is not working properly. Check the tubing, valve and syringe. Press

www.hannainst.com33Operational GuideNOTE: DO NOT PLACE THE DISPENSING TIP INTO THE CALIBRATION BEAKER, PLACE THE TIP OVER A WASTE BEAKER. A SMALL AMO

www.hannainst.com34Operational GuideIf an erroneous situation is encountered during the calibration, an error message is displayed and the calibration

www.hannainst.com35Operational GuideFor best accuracy, before taking any measurement, ensure that the pump is calibrated on the selected range followi

www.hannainst.com36Operational GuideFor 20 g and 20 mL samples add deionized or distilled water to the 60 mL mark.Place the stir bar in the beaker and

www.hannainst.com37Operational GuideTitration Procedure At the end of the titration, the concentration is displayed in the selected unit. The titratio

www.hannainst.com38Operational GuideThis screen appears when the stirrer is not working properly. Check the stir bar and beaker content. Press RESTART

www.hannainst.com39Operational Guidetext format les on the storage device.Press METER or TITRATOR to view the respective logs.The instrument will dis

www.hannainst.com4IncludedIncludedPlease examine this product carefully. Make sure that the instrument is not damaged. If any damage occurred during s

www.hannainst.com40Operational GuidePress MENU then GLP (Good laboratory Practice).From this screen it is possible to select ELECTRODE or the PUMP GLP

www.hannainst.com41Operational GuideIf CAL DUE is displayed perform an electrode calibration.Options:Press MENU to access the instrument’s menu.Press

www.hannainst.com42Operational Guidedisplay. Automatic Temperature Compensation will provide pH corrected values for the measured temperature. If Manu

www.hannainst.com43Operational GuideIf the pH log is empty, the message “No records available!” will be displayed.The pH meter GLP screens displays th

www.hannainst.com44Operational GuideData stored on the meter with the LOG function during mV measurement and titrations can be transferred from the me

www.hannainst.com45MaintenanceStorage ProcedureTo assure a quick response time, the glass bulb should be kept moist and not allowed to dry out. Replac

www.hannainst.com46MaintenanceSymptoms Problem SolutionSlow response/excessive drift.Dirty pH or reference electrode.Soak the electrode tip HI 70640 s

www.hannainst.com47MaintenanceSymptoms Problem SolutionAfter a titration the following is displayed blinking: Low Range: 0.20 %I.a., 8.9 °SH, 20.0 °D

www.hannainst.com48SpecicationsTitratorRange(Low Range): %l.a.: 0.01 to 0.20; ºSH: 0.4 to 8.9; ºD: 1.0 to 20.0; ºTH: 1.1 to 22.2(High Range): %l.a.:

www.hannainst.com49SpecicationsTemperatureRange-20.0 to 120.0°C (-4.0 to 248.0°F)Resolution0.1°CAccuracy ±0.4°C without probe errorAdditional Specif

www.hannainst.com5Safety MeasuresSafety MeasuresBefore using this product, make sure that it is entirely suitable for your specic application and for

www.hannainst.com50AccessoriesReagents HI 84529-50 Titrant solution for Low Range 20 (120 ml)HI 84529-51 Titrant solution for High Range 20 (120 ml)

www.hannainst.com51AccessoriesAccessoriesElectrodes FC 260B pH electrodeHI 5315 Reference electrodeHI 7662-M Temperature probeOther Accessories HI

www.hannainst.com52WarrantyHI 84529 is guaranteed for two years against defects in workmanship and materials when used for it’s intended purpose and m

www.hannainst.com53WarrantyNotes

Printed in USA MAN84500 3/13contactsHanna Instruments Inc.Highland Industrial Park584 Park East DriveWoonsocket, RI 02895 www.Hannainst.comHanna Instr

www.hannainst.com6DescriptionThe HI 84529 is a low-cost easy to use, microprocessor-based automatic minititrator and pH meter designed for the rapid

www.hannainst.com7DescriptionThorner degrees (°Th) - mostly used in Sweden and the CIS. This value is obtained by titrating 100 mL of milk, diluted wi

www.hannainst.com8DescriptionIn an ideal solution, the endpoint of an acid titration corresponds stoichiometrically to the complete neutralization of

www.hannainst.com9Product DiagramOverhead View1. Titrant bottle2. Liquid Crystal Display (LCD)3. Keypad4. Electrode holder5. Dispensing tubeProduct Di