Hanna-instruments HI 84529-01 Manual do Utilizador

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 DiagramKeypadFunctionESC - used to leave the current screen and to return either to the previous screen or t

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 an

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

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

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

www.hannainst.com18Setup/InstallationStartup MenuLanguagePress the corresponding virtual option key to change the language. If the selected

www.hannainst.com19Setup/InstallationPress YES to con rm the restore process or NO to return without restoring.Press ESC to return to the Setup mode

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

www.hannainst.com20Setup/InstallationPrime burette screen when the dosing system is running.This error message appears when the pump is not

www.hannainst.com21Setup/InstallationPumpCalibrationMessagesThis error message appears during pump calibration when the endpoint cannot be reache

www.hannainst.com22Setup/InstallationpH calibration mode.When the reading has stabilized, press CONFIRM to accept the calibration or CLEAR t

www.hannainst.com23Setup/InstallationThis error message appears when the input reading (pH or temperature) exceeds the speci ed limits.

www.hannainst.com24Setup/InstallationRemove the electrode protective cap.If the bulb is dry, soak the electrode in HI 70300 Storage Solution for at le

www.hannainst.com25Operational GuideImmerse the pH and reference electrodes 1.5 cm (0.6”) in the sample and stir gently for a few seconds.For a faster

www.hannainst.com26Operational Guide1 Point Calibration1. The 8.30 bu er will be selected by default. If necessary, press the ARROW keys

www.hannainst.com27Operational Guidebu er value will be automatically selected.14. After the second calibration point has been con rmed, press ESC

www.hannainst.com28Operational GuideIf the computed slope isn’t within the preset limits, the meter will display the message “Wrong Slope”

www.hannainst.com29Operational GuidepH Bu erTemperatureDependenceNote: To clear a previous calibration and to return to the default value

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.

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

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

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

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 beak

www.hannainst.com37Operational GuideTitrationProcedureAt the end of the titration, the concentration is displayed in the selected unit. The titration

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

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

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

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

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

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

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 Speci

www.hannainst.com5Safety MeasuresSafetyMeasuresBefore using this product, make sure that it is entirely suitable for your speci c applica

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

www.hannainst.com53WarrantyNotes

Printed in USA MAN84500 10/14contactsHanna Instruments Inc.Highland Industrial Park584 Park East DriveWoonsocket, RI 02895 www.Hannainst.comHanna Inst

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

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

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

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