Milwaukee MI455 PRO Скачать руководство пользователя страница 16 | Manualshive

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Milwaukee MI455 PRO Скачать руководство пользователя страница 16

16

MI455 Mini Titrator for Wine Analysis

y

Press

START STOP

in order to start titration. The display will show “----” during

titration, along with stirrer and pump tags blinking on the LCD.

y

At the end of the titration, the Sulphur Dioxide concentration is displayed in mg/L

(ppm).

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Содержание MI455 PRO

Страница 1: ...INSTRUCTION MANUAL SATISFACTION GUARANTEED MI455 PRO Free Total Sulphur Dioxide Mini Titrator for Wine Analysis...

Страница 2: ...part is prohibited without the written consentofthecopyrightowner MilwaukeeInstrumentsInc RockyMount NC27804USA THANK YOU for choosing Milwaukee Instruments This instruction manual will provide you th...

Страница 3: ...GUIDE TO DISPLAY CODES 10 7 GENERAL TIPS FOR AN ACCURATE MEASUREMENT 12 8 PUMP CALIBRATION PROCEDURE 13 9 FREE SO MEASUREMENT PROCEDURE 15 10 TOTAL SO MEASUREMENT PROCEDURE 17 11 PUMP TUBE REPLACEMENT...

Страница 4: ...CALIBRATION MODE INDICATOR F MAIN DISPLAY G MEASUREMENT UNIT H TIMER MODE INDICATOR I SECONDARY DISPLAY Keypad MI455 PRO Sulphur Dioxide Mini Titrator A PUMP to start stop the pump B CAL to enter pum...

Страница 5: ...Panel A TITRANT BOTTLE B LIQUID CRYSTAL DISPLAY LCD C KEYPAD D ELECTRODE HOLDER Rear Panel E ORP ELECTRODE F PERISTALTIC PUMP TUBE G BEAKER H PERISTALTIC PUMP I BNC ELECTRODE CONNECTOR J FUSE K POWER...

Страница 6: ...e is oxygen around SO itself becomes oxidized before phenol compounds in the wine and so acts as an oxygen scavenger Also SO suppresses the activity of enzymes that cause browning and other problems W...

Страница 7: ...el which is needed for maximum protection of your wine This is particularly true in the case of sweet and most notably botrytised wines The Milwaukee MI455 offers the possibility to test free or total...

Страница 8: ...is also needed in order to have high precision of the titrations The calibration procedure is in fact the analysis of a known solution By doing this the instrument makes a differential analysis betwee...

Страница 9: ...r to mains socket with ground connection and the correct voltage and frequency See the label on the instrument rear for this y Place the peristaltic pump tube on the pump See the Pump Tube Replacement...

Страница 10: ...sage Pump Calibration Messages This screen appears each time the meter enters pump calibration mode The meter is ready to start pump calibration by pressing the START STOP button This screen appears w...

Страница 11: ...n appears each time a titration is running When the START STOP button is pressed the minititrator returns to the main screen The titration result expressed as concentration of sulphur dioxide in ppm m...

Страница 12: ...listed below should be carefully followed during testing to ensure best accuracy y Purge the peristaltic pump to have fresh titrant when starting a new analysis or calibration y Calibrate the perista...

Страница 13: ...stir bar in the beaker and put the beaker in the minititrator top y Fill the 20 mL beaker up to the 5 mL mark with the MI555 005 Acid Reagent and add the content to the 100 mL beaker MI555 005 Acid Re...

Страница 14: ...555 006 Stabilizer into the beaker MI555 006 Stabilizer y Press CAL button The meter enters in pump calibration mode y Press START STOP in order to start the system calibration y At the end of the cal...

Страница 15: ...nt y Place the probe holder on the top of the beaker and secure by turning clockwise y Open refill cap on the ORP electrode and immerse the electrode approximately 2 cm 0 8 into the sample to be teste...

Страница 16: ...alysis y Press START STOP in order to start titration The display will show during titration along with stirrer and pump tags blinking on the LCD y At the end of the titration the Sulphur Dioxide conc...

Страница 17: ...Reagent y Swirl the beaker and wait for 15 minutes y Fill the 20 mL beaker up to the 5 mL mark with the Mi555 004 Acid Reagent and add the content to the 100 mL beaker MI555 004 Acid Reagent y Open re...

Страница 18: ...et of Mi555 006 Stabilizer into the beaker MI555 006 Stabilizer y Press START STOP button to start titration The display will show during titration along with stirrer and pump tags blinking on the LCD...

Страница 19: ...it s taken out from its location y Remove the other side of the tube To mount the new peristaltic pump tube follow next steps y Position one peristaltic pump fixing ring on its location y Stretch the...

Страница 20: ...change the fuse follow next steps y Disconnect the power cord from the rear panel of the instrument y Pull out the fuse holder located near the power cord connector y Replace the fuse with a similar o...

Страница 21: ...ort tiny bubbles of air may form inside the glass bulb affecting proper functioning of the electrode These bubbles can be removed by shaking down the electrode as you would do with a glass thermometer...

Страница 22: ...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 off any s...

Страница 23: ...dard 500 mL MI555 002 Titrant solution 110 mL MI555 003 Alkaline reagent 210 mL MI555 004 Acid reagent for Total SO determination 210 mL MI555 005 Acid reagent for Free SO determination 210 mL MI555 0...

Страница 24: ...quencesforhuman health and the environment For detailed information contact your local household waste disposal service or go to www milwaukeeinstruments com RECOMMENDATION Before using this product m...

Страница 25: ...or free of charge replacement if the instrument cannot be repaired Damage due to accidents misuse tampering or lack of prescribed maintenance is not covered by warranty If service is required contact...

Страница 26: ...26 MI455 Mini Titrator for Wine Analysis MANMI455 11 20...

Страница 27: ...Milwaukee Instruments reserves the right to make improvements in design construction and appearance of its products without advance notice...

Страница 28: ...C H 6726 Szeged HUNGARY tel 36 62 428 050 fax 36 62 428 051 www milwaukeeinst com e mail sales milwaukeeinst com Milwaukee Instruments Inc 2950 Business Park Drive Rocky Mount NC 27804 USA tel 1 252 4...

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