Hanna Instruments HI 84532 Скачать руководство пользователя страница 3 | Manualshive

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PRELIMINARY EXAMINATION

Please examine this product carefully. Make sure that the instrument is not damaged. If any
damage occurred during shipment, please notify your Dealer.

Each

HI 84532

minititrator is supplied complete with:

•

HI 84532-70

Reagent Kit for titratable acidity in fruit juice

•

HI 1131B

pH electrode

•

HI 7662-T

Temperature probe

•

HI 7082

Electrode Fill Solution (30 mL)

• Two 100 mL beakers
• One 20 mL beaker
• Tube set (aspiration tube with titrant bottle cap and dispensing tube with tip)
• Dosing Pump Valve
• 5 mL Syringe
• 1 mL Plastic Pipette
• Stir bar
• Power adapter
• Instruction manual

Note:

Save all packing material until you are sure that the instrument works correctly. Any
defective item must be returned in its original packing.

www.

.com

[email protected]

1.800.561.8187

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Содержание HI 84532

Страница 1: ...1 Instruction Manual HI 84532 TITRATABLE ACIDITY MINITITRATOR pH METER for Fruit Juice www com information itm com 1 800 561 8187...

Страница 2: ...8 FUNCTIONAL DESCRIPTION 9 TITRATOR STARTUP 11 SETUP MENU 12 GUIDE TO DISPLAY CODES 16 ELECTRODE PREPARATION 19 ELECTRODE CALIBRATION PROCEDURE 20 pH BUFFER TEMPERATURE DEPENDENCE 24 DOSING PUMP INST...

Страница 3: ...e HI 1131B pH electrode HI 7662 T Temperature probe HI 7082 Electrode Fill Solution 30 mL Two 100 mL beakers One 20 mL beaker Tube set aspiration tube with titrant bottle cap and dispensing tube with...

Страница 4: ...nt employs a powerful and effective built in algorithm to analyze the pH response to determine the exact endpoint then uses this to perform the necessary calculations By pressing the Start key in Titr...

Страница 5: ...he table below lists a variety of common fruit juices along with an approximate titratable acidity range and predominant acid This table is to be used as a reference only s e c i u j s t i u r F y t i...

Страница 6: ...g data Up to 200 samples pH meter pH meter 2 0 to 16 0 pH 2 00 to 16 00 pH pH Resolution 0 1 pH 0 01 pH pH Accuracy 0 01 pH pH Calibration 1 2 or 3 calibration points 4 available buffers 4 01 7 01 8 2...

Страница 7: ...layed in g 100 mL of the predominant acid citric malic or tartaric acid It is important to titrate fresh samples of fruit juice For increased precision keep the fruit juices in capped vessels avoid pr...

Страница 8: ...rface 13 Power adapter 14 BNC electrode connector 15 Temperature connector 16 Reference connector 17 Titrant bottle 18 Syringe 19 Aspiration Tube 20 Dosing Pump Valve FRONT VIEW FUNCTIONAL DESCRIPTION...

Страница 9: ...meter mode and the titration result MENU used to enter Setup Recall or GLP selection menu while instrument is in pH or Titration mode STIR used to start stop the stirrer Note The stirrer starts autom...

Страница 10: ...wer switch on the rear panel of the instrument Set up the instrument See the Setup Menu section for details Connect the pH electrode to the instrument Connect the temperature probe to the instrument C...

Страница 11: ...s The ARROW keys permit the user to scroll the setup parameters Press HELP to view the contextual help Press ESC to return to the main screen Note Different titrant solutions are required for each ran...

Страница 12: ...irtual option key to change the option Temperature Unit Time Press the Modify key to change the time and time format Press Format to switch between 12 hour am pm and 24 hour mode Press to highlight th...

Страница 13: ...bol used for a decimal separator This option is used to set the display s contrast Press Modify to change the display s contrast The default value is 8 Press Format to cycle between the available date...

Страница 14: ...ded If no language can be loaded at startup the instrument will work in safe mode In safe mode all messages are displayed in English and tutorial and help information are not available Language Tutori...

Страница 15: ...turned on during the initialization process Prime burette screen Prime burette screen when the dosing system is running Restore Factory Settings Press Select to restore factory settings Press Yes to...

Страница 16: ...This error message appears during pump calibration when the end point can not be reached and the maximum amount of titrant is exceeded Check standard electrode and or dosing system and try again The...

Страница 17: ...ong Buffer message is displayed when the pH value is outside of the acceptable range Clean the electrode by following the Cleaning Procedure and or check the buffer concentration before continuing the...

Страница 18: ...at least one hour The titration result expressed as CA TA or MA is displayed automatically at the end of the titration Press Restart to start a another titration or ESC to return to the main screen T...

Страница 19: ...pt other pH buffers for calibration Pour small quantities of selected buffer solutions into clean beakers For accurate calibration use two beakers for each buffer solution the first one for rinsing th...

Страница 20: ...exit calibration After the calibration point has been confirmed press ESC to exit without performing the second calibration point Point 2 calibration The calibrated value will be shown on the display...

Страница 21: ...rode holder with electrodes on the top of the beaker and secure it by turning clockwise and press STIR If necessary press the ARROW keys in order to select a different buffer value The unstable measur...

Страница 22: ...or message is displayed an inconsistency exists between the current and the previous old calibration Clear the previous calibration by pressing Clear and proceed with calibration from the current cali...

Страница 23: ...1 9 5 0 0 4 4 0 7 7 2 8 2 1 0 1 0 2 8 6 0 0 4 3 0 7 3 2 8 6 0 0 1 5 2 7 7 1 0 4 1 0 7 0 2 8 1 0 0 1 0 3 6 8 2 0 4 0 0 7 7 1 8 6 9 9 5 3 5 9 3 0 4 9 9 6 4 1 8 2 9 9 0 4 4 0 1 4 0 4 8 9 6 1 1 8 8 8 9 5...

Страница 24: ...e left side To install the dosing pump follow the procedure below Extend the plunger on the 5 mL syringe to its maximum volume Place the syringe in the dedicated spot on the top of the meter 1 Arrange...

Страница 25: ...rinses number by pressing the and keys and press Start The number of syringe rinses can be set between 1 and 5 at least three rinses are recommended to ensure that the air bubbles are completely remov...

Страница 26: ...r once daily Press Menu select Setup and select the corresponding measurement range according to the table below Note Failure to use a clean pipette will result in erroneous readings Fill the beaker u...

Страница 27: ...peat the calibration press Restart or ESC to return to the main screen Note If temperature probe is not connected Manual Temperature Compensation is used and MTC appears on the right side of the scree...

Страница 28: ...le to a clean beaker as indicated below Note Failure to use a clean pipette will result in erroneous readings Put the sample in the 50 mL beaker Fill the beaker up to 50 mL with deionized water Press...

Страница 29: ...Press Continue to begin the titration and Stop to abort it The instrument will continuously update the concentration on the display The value will be displayed blinking When the reading is under range...

Страница 30: ...the titration curve into the instrument s memory A message will be displayed for a few seconds indicating the amount of free log space Up to 200 log samples can be recorded in the instrument s memory...

Страница 31: ...symbols are displayed in front of the reading Press Delete to delete the selected log from the memory Press Del All to delete all records Press Info to see detailed information about the highlighted r...

Страница 32: ...OW keys To zoom on the titration curve press Zoom If Delete or Del All is pressed the instrument will ask for confirmation Press Yes to delete the record or No to return to the previous screen Deletin...

Страница 33: ...imeout option in Setup for details If CAL DUE is displayed perform an electrode calibration Press MENU to access the instrument s menu Press HELP to view the contextual help whenever time you need add...

Страница 34: ...pH measurements are affected by temperature In order to have accurate pH measurements the temperature effect must be compensated for To use the Automatic Temperature Compensation ATC feature connect a...

Страница 35: ...device Press Meter or Titrator to view the respective logs If the saved mV pH measurements are out of range the or symbols are displayed in front of the reading Use the ARROW keys to scroll the list...

Страница 36: ...ation timeout and the calibration buffers The buffers displayed in video inverse mode are from the previous calibration If a calibration hasn t been performed the message Not Calibrated will be displa...

Страница 37: ...data can also be transferred from the instrument to the PC using a USB cable Connect the USB cable and the following screen will be displayed Press Meter to generate the text file with Meter log data...

Страница 38: ...h t k c e h C e l p m a s e h t f o y t i l a u q l l i f e R s e d o r t c e l e e h t n a e l C n o i t u l o s l l i f h s e r f h t i w t o n s e o d r e t e m e h T r e f f u b H p e h t t p e c...

Страница 39: ...g a s s e m d e y a l p s i d r o r r e l a n r e t n I d n a r e t e m e h t f f o r e w o P f I n i a g a n o t i r e w o p n e h t t c a t n o c s t s i s r e p r o r r e e h t r o d n e v e h t r...

Страница 40: ...e kept moist and not allowed to dry out Replace the solution in the protective cap with a few drops of HI 70300 or HI 80300 Storage Solution Follow the Preparation Procedure section before taking meas...

Страница 41: ...mperature probe ELECTRODE FILL SOLUTION HI 7082 Fill solution for HI 1131B 4 x 30 mL ELECTRODE STORAGE SOLUTION HI 70300L Electrode storage solution 500 mL ELECTRODE CLEANING SOLUTION HI 7061M Electro...

Страница 42: ...guaranteed for six months This warranty is limited to repair or replacement free of charge Damage due to accidents misuse tampering or lack of prescribed maintenance is not covered If service is requ...

Страница 43: ...44 MAN84532 02 13 PrintedinROMANIA Local Sales and Customer Service Office www com information itm com 1 800 561 8187...

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