Milwaukee MI455 Скачать руководство пользователя

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www.milwaukeetesters.com

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Milwaukee Wine L

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Mi455

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ree & Total Sulphur Dioxide

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INSTRUCTION MANUAL

Содержание MI455

Страница 1: ...kee W Milwaukee Wine L ine L ine L ine L ine Lab Minititrator ab Minititrator ab Minititrator ab Minititrator ab Minititrator Mi455 F F F F Free T ree T ree T ree T ree Total Sulphur Dioxide otal Sulp...

Страница 2: ...TION 4 PRINCIPLE OF OPERATION 6 SPECIFICATIONS 7 STARTUP 8 GUIDE TO DISPLAY CODES 9 GENERALTIPSFORANACCURATEMEASUREMENT 11 PUMP CALIBRATION PROCEDURE 11 FREESO2 MEASUREMENTPROCEDURE 13 TOTALSO2 MEASUR...

Страница 3: ...ISPLAY A HOURGLASS ICON B BATTERY STATUS ICON C ERROR MESSAGE D MEASURE STATUS E CALIBRATION MODE INDICATOR F MAIN DISPLAY G MEASUREMENT UNIT H TIMER MODE INDICATOR I SECONDARY DISPLAY REAR PANEL E OR...

Страница 4: ...s then the instrument is ready for another titration SIGNIFICANCE OF USE An important reason for adding SO2 is to avoid oxidation When there is oxygen around SO2 itselfbecomesoxidizedbeforephenolcompo...

Страница 5: ...ar SO2 In most situations 0 8 ppm molecular SO2 during bulk storage and at bottling will provide you with adequate protection from oxidation and bacterial action This includes prevention of malolactic...

Страница 6: ...and concentration The peristaltic pump has a good repeatability but the dosing volume depends on many factors as the diameter of the tube or the tube stretching To compensate for all this errors the p...

Страница 7: ...min Stirring speed 1500 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 Requi...

Страница 8: ...nt rear for this Place the peristaltic pump tube on the pump See the Pump Tube Replacement section for the procedure Remove the reagent bottle cap and place the bottle cap of the tubes set Place the r...

Страница 9: ...een appears for a few seconds each time the instrument is turned ON This screen appears each time the meter enters pump calibration mode The meter is ready to start pump calibration by pressing the ST...

Страница 10: ...ppm This screen appears each time a titration is running When the START STOP button is pressed the minititrator returns to the main screen TITRATION MESSAGES The titration result expressed as concent...

Страница 11: ...t be performed each time the pump tube the reagent bottle or the pH electrode is changed It is recommended to perform the pump calibration before each set of measurements Using a clean pipette fill th...

Страница 12: ...e Ensure there is titrant in the dosing tip If not hold the dosing tip over an empty container and press PUMP for a few seconds until the titrant is in the dosing tip Add the contents of one powder pa...

Страница 13: ...probe holder on the top of the beaker and secure by turning clockwise Open refill cap on the ORP electrode and immerse the electrode approximately 2 cm 0 8 into the sample to be tested Do not touch st...

Страница 14: ...is important to be accurate in your measurement of wine sample Pipettes are recommended Place the stir bar in the beaker and put the beaker in the minititrator top Fill the 20 mL beaker up to the 5 m...

Страница 15: ...n the LCD At the end of the titration the Sulphur Dioxide concentration is displayed in mg L ppm PUMP TUBE REPLACEMENT To remove the tube of the peristaltic pump follow next steps Detach the old tube...

Страница 16: ...r functioning of the electrode These bubbles can be removed by shaking down the elec trode as you would do with a glass thermometer If the bulb and or junction is dry soak the electrode in MA9015 Stor...

Страница 17: ...r 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 sc...

Страница 18: ...e with 1 m cable Mi0009 Stir bar 5 pcs Mi0010 Titrator tube 2pcs Mi0020 Beaker 50 mL 4 pcs Mi0021 Beaker 20 mL 4 pcs Recommendations for Users Before using this product make sure that it is entirely s...

Страница 19: ...user please return the intrument electrode and probe to either distributor or our office and the repair will be effected free of charge Damage due to accidents misuse tampering or lack of prescribed...

Страница 20: ...ls kik t sor 11 6726 Szeged Hungary Tel 36 62 428 050 Fax 36 62 428 051 e mail sales milwaukeeinst com Milwaukee Instruments Inc 2950 Business Park Drive Rocky Mount NC 27804 USA Tel 1 252 443 3630 Fa...