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Hanna Instruments HI 84185, Инструкция по эксплуатации, Страница: 3 / 24

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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 84185 

instrument is supplied complete with:

• Reagents set for 20 tests
• One 1000 µL automatic pipette
• Six plastic tips for the 1000 µL automatic pipette
• Two 50 mL beakers
• 

HI 61101

 Ammonia electrode

• 

HI 7662-T 

Temperature probe

• Stir bar (2 pcs.)
• Power cable
• 

HI 4001-40

 Refilling solution (4×30 mL)

• 

HI 4001-51

 Replacement membrane (10 pcs.)

• One 

HI 4000-47-4 

and one

 HI 4000-47-7 

 pH 4 & 7 powder packets

• One 1 mL syringe
• One 1 mL pipette
• Instruction sheet
• Instruction manual
• One pair of tweezers

Note:

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

Содержание HI 84185

Страница 1: ...1 Instruction Manual HI 84185 ISE Ammonia Nitrogen Meter www hannainst com ...

Страница 2: ... you need additional technical information do not hesitate to e mail us at tech hannainst com This instrument is in compliance with directives TABLE OF CONTENTS PRELIMINARY EXAMINATION 3 GENERAL DESCRIPTION 4 SPECIFICATIONS 5 PRINCIPLE OF OPERATION 6 FUNCTIONAL DESCRIPTION 7 START UP 8 GUIDE TO DISPLAY CODES 9 TIPS FOR AN ACCURATE MEASUREMENT 16 MEASUREMENT PROCEDURE 16 FUSE REPLACEMENT 18 ELECTRO...

Страница 3: ...the 1000 µL automatic pipette Two 50 mL beakers HI 61101 Ammonia electrode HI 7662 T Temperature probe Stir bar 2 pcs Power cable HI 4001 40 Refilling solution 4 30 mL HI 4001 51 Replacement membrane 10 pcs One HI 4000 47 4 and one HI 4000 47 7 pH 4 7 powder packets One 1 mL syringe One 1 mL pipette Instruction sheet Instruction manual One pair of tweezers Note Save all packing material until you ...

Страница 4: ...ium ion in must influences the rapidity of fermentation start and evolution The ammonia concentration ranges from 24 to 209 mg L ppm in grapes and from a few mg L ppm to about 50 mg L ppm in wine The HI 84185 ISE Ammonia Nitrogen meter measures the ammonia nitrogen N NH3 content in wine using an ion selective electrode The used method is double standard addition a simple and rapid method of analys...

Страница 5: ...ature Probe HI 7662 T included LOG feature 50 samples Stirring speed 500 rpm Environment 0 to 50 C 32 to 122 F max 95 RH non condensing Power supply 220V 50Hz 10VA Dimensions 208 x 214 x 163 mm 8 2 x 8 4 x 6 4 with beaker Weight 2200 g 77 6 oz REQUIRED REAGENTS Code Description Quantity Test HI 84185 0 ISA alkaline reagent 1 mL HI 84185 1 Standard 1 1 mL HI 84185 2 Standard 2 1 mL SPECIFICATIONS ...

Страница 6: ...re compensation is available using HI 7662 T temperature probe By setting the electrode isopotential point and enabling temperature compensation option in Setup menu the obtained concentration is temperature compensated The accuracy of the obtained result depends on the stability of the mV reading in every step of the measurement Three selectable stability criteria can be selected in Setup menu Se...

Страница 7: ...ENT DESCRIPTION 1 Graphic LCD 2 Functional keys 3 Keypad 4 Electrode holder 5 Ammonia electrode 10 BNC electrode connector 6 Temperature probe 11 Power switch 7 Electrode holder 12 Fuse 8 Reference socket 13 Power cable connector 9 Temperature probe socket ...

Страница 8: ...p 4 to modify a parameter value to scroll the information from the instrument s setup 5 Functional Keys START UP Place the instrument on a flat table Do not place the instrument in direct sunlight Connect the instrument to mains socket with ground connection and the correct voltage and frequency See the label on the instrument rear for this Connect the HI 61101 ammonia electrode and the HI 7662 T ...

Страница 9: ...ent to view the contextual help Measure screens Icons from the stirrer and reading status area GUIDE TO DISPLAY CODES During the instrument s operation a series of informations are displayed on the LCD 1 current time information area 2 instrument status area 3 functional keys area 4 stability criteria 5 stirrer and reading status area Conditioning screen A two minutes conditioning period is initia...

Страница 10: ...mV or if in auto confirm mode the standard addition is not detected Wrong input error screen This screen is displayed if the current reading is out of 2000mV range If the difference between the temperature of the sample confirmed at the first step and the subsequent readings is greater than 3 C and the temperature compensation feature is disabled in Setup the temperature warning icon will blink an...

Страница 11: ...tential point is known If enabled the meter will take into account the temperature of the readings when evaluating the final result If disabled the computed concentration will not be temperature compensated Press the functional key to select the desired option Result screen The ion concentration is displayed in mg L ppm N NH3 If the concentration is out of range the instrument displays the upper r...

Страница 12: ...ssed Press or in order to increase decrease the display s contrast Press Accept to confirm the value or ESC to return to Setup menu without saving Contrast Options 0 to 20 Press Modify to access the contrast value modify screen Press or in order to increase decrease the display s backlight intensity Press Accept to confirm the value or ESC to return to the Setup menu without saving Backlight Optio...

Страница 13: ...Accept to confirm the value or ESC to return to the Setup menu without saving Time format Options AM PM or 24 hours Press the functional key in order to change the time format Date Time modify screen Press to select the value to be modified year month day hour minute or second and then press in order to increase decrease the value Press Accept to confirm the new values or ESC to return to Setup me...

Страница 14: ...isable This option enables disables the beep feature Press the functional key in order to select the new option When enabled beep sounds as a short beep every time a key is pressed or when the reading must be confirmed In auto confirm mode the instrument will beep until the standard addition is detected A long beep alerts that the pressed key is not active Meter information Press Select to view th...

Страница 15: ...SC to return to the previous screen without deleting Deleting a record will reorganize the list of records Press Delete All to erase all the stored records After pressing Delete All the instrument will ask for confirmation Press CFM to delete all the records or ESC to return to the previous screen without deleting Press More to view a complete set of data corresponding to the selected record To re...

Страница 16: ...ctly 1 mL HI 84185 0 ISA and immediately close the stopper Wait until the reading is stable CFM key displayed if the Reading confirm option is selected and then press CFM If the Reading confirm option is disabled the instrument automatically memorizes the reading when this is stable and waits to add standard Until the standard addition is detected the instrument will beep if beeper is enabled in S...

Страница 17: ...tly close the stopper Wait until the reading is stable CFM key displayed if the Reading confirm option is selected and then press CFM If the Reading confirm option is disabled the instrument automatically memorizes the reading when this is stable and waits to add standard Until the standard addition is detected the instrument will beep if beeper is enabled in Setup Use the 1000 µL automatic pipett...

Страница 18: ...o change the fuse follow next steps Disconnect the power cord from the rear panel of the instrument Pull out the fuse holder located near the power cord connector Replace the fuse with a similar one Push the fuse holder with the fuse in the appropriate place ...

Страница 19: ... Carefully immerse the sensor tip into the buffer Record the mV in each solution once the values have stopped changing Pay attention to minus sign if it is present Rinse tip in deionized water and blot dry between buffers Calculate the difference in mV between the two solutions The ideal difference is 175 mV Values greater than 180 mV are acceptable 90 efficiency INNER ELECTRODE CHECK Hold the pro...

Страница 20: ...with water vapor the membrane tip suspended in the vapor phase above the sample and the concentration of N NH3 greater than 10 3 M In this case a loger response time is expected Reuse of standards with already added ISA is not advised because loss of ammonia is expected CLEANING PROCEDURE If the sensor slope just misses the suggested slope window soaking the sensor in a standard for a period of ti...

Страница 21: ...e the reading check mode PERIODIC MAINTENANCE Inspect the electrode and the cable The cable used for connection to the instrument must be intact and there must be no points of broken insulation on the cable or cracks on the electrode stem or bulb Connectors must be perfectly clean and dry If any scratches or cracks are present replace the electrode Rinse electrode with deionized water between samp...

Страница 22: ...r Ammonia electrode 500 mL HI 85185 2 Standard 2 for Ammonia electrode 500 mL OTHER ACCESSORIES HI 61001 51 Membrane 20 pcs HI 61101 Ammonia electrode HI 731316 Stir bar 5 pcs HI 731341 Automatic pipette 1000 µL HI 731351 Tips for 1000 µL automatic pipette 25 pcs HI 731355P Capilary pipette 20 pcs HI 740036P Plastic beaker 50 mL 10 pcs HI 70143 Syringe 1mL 6 pcs HI 740144 Syringe tip 6 pcs HI 7662...

Страница 23: ...When shipping any instrument make sure it is properly packaged for complete protection To validate your warranty fill out and return the enclosed warranty card within 14 days from the date of purchase Recommendations for Users Before using this product make sure that it is entirely suitable for your specific application and for the environment in which it is used Operation of this instrument may c...

Страница 24: ...Fax 210 884 0210 Indonesia Tel 210 4584 2941 Fax 210 4584 2942 Japan Tel 03 3258 9565 Fax 03 3258 9567 Korea Tel 02 2278 5147 Fax 02 2264 1729 Malaysia Tel 603 5638 9940 Fax 603 5638 9829 Singapore Tel 6296 7118 Fax 6291 6906 SouthAfrica Tel 011 615 6076 Fax 011 615 8582 Taiwan Tel 886 2 2739 3014 Fax 886 2 2739 2983 Thailand Tel 66 2619 0708 Fax 66 2619 0061 UnitedKingdom Tel 01525 850 855 Fax 01...

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