Milwaukee MI456 Instruction Manual Download | Manualshive

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www.milwaukeetesters.com

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www.milwaukeetesters.com

Milwaukee W

Milwaukee W

Milwaukee W

Milwaukee W

Milwaukee Wine L

ine L

ine L

ine L

ine Lab Minititrator

ab Minititrator

ab Minititrator

ab Minititrator

ab Minititrator

Mi456

TTTTTitratable T

itratable T

itratable T

itratable T

itratable Total A

otal A

otal A

otal A

otal Acidity

cidity

cidity

cidity

cidity

INSTRUCTION MANUAL

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Summary of Contents for MI456

Page 1: ...waukee W Milwaukee Wine L ine L ine L ine L ine Lab Minititrator ab Minititrator ab Minititrator ab Minititrator ab Minititrator Mi456 T T T T Titratable T itratable T itratable T itratable T itratabl...

Page 2: ...ESCRIPTION 4 PRINCIPLE OF OPERATION 6 SPECIFICATIONS 7 STARTUP 8 GUIDE TO DISPLAY CODES 8 GENERALTIPSFORANACCURATEMEASUREMENT 11 PUMP CALIBRATION PROCEDURE 11 pH CALIBRATION PROCEDURE 13 MEASUREMENTPR...

Page 3: ...tion mode C pH to enter pH calibration mode when CAL tag is active to modify the end point value D STIR to start stop the stirrer while in measurement or purging mode E START STOP to start stop titra...

Page 4: ...gorithm to analyze the shape of the pH electrode response and to determine the reaction completion By simply pressing the START STOP button the instrument will automatically make the titration up to t...

Page 5: ...States the total acidity is usually expressed in terms of tartaric acid even though the other acids are measured Total Acidity directly effects the color and flavor of wine and depending on the style...

Page 6: ...y important to know the exact sample volume titrant volume and concentration The peristaltic pump has a good repeatability but the dosing volume depends on many factors as the diameter of the tube or...

Page 7: ...Sample volume 2 mL Temperature Automatic from 0 0 to 100 0 C Compensation pH Electrode MA919B 1 included Temperature Probe MA831R included Pump debit 0 5 mL min Stirring speed 1500 rpm Environment 0 t...

Page 8: ...e instrument on direct sun light Connect the titrator to mains socket with ground connection and the correct voltage and frequency See the label on the instrument rear for this Place the peristaltic p...

Page 9: ...n This screen appears for a few seconds before returning to the main screen when pump calibration is done The used standard solution is wrong This error message appears when the input readings mV exce...

Page 10: ...ts This screen appears when the evaluated concentration is out of range This prompt appears for a few seconds before returning to the main screen when the pH calibration is done The WRONG WRONG tags a...

Page 11: ...LIBRATIONPROCEDURE Warning The calibration of the pump must be performed each time the pump tube the reagent bottle or the pH electrode is changed It is recommended to perform the pump calibration bef...

Page 12: ...tention to not touch the stir bar Insert the dosing tip in the appropriate holder place and pay attention to not be immersed into solution After sample preparation press the CAL button to enter the pu...

Page 13: ...ent Fill the 50 mL beaker up to the 50 mL mark with Buffer Solution 1 7 00 pH or Buffer Solution 2 8 20 pH Place the pH electrode into solution and press the CAL button The CAL tag will appear blinkin...

Page 14: ...lace the beaker in the appropriate place on the minititrator top Place the electrode holder on the top of the beaker and secure it by turning clockwise Immerse the pH and the temperature probe approxi...

Page 15: ...ed PUMP TUBE REPLACEMENT To remove the tube of the peristaltic pump follow next steps Detach the old tube system from the reagent bottle Grasp one fixing ring of the peristaltic pump tube Pull the tub...

Page 16: ...NANCE PREPARATION PROCEDURE Remove the protective cap of the pH elec trode MA919B 1 DO NOT BE ALARMED IF SALT DEPOSITS ARE PRESENT This is normal with elec trodes They will disappear when rinsed with...

Page 17: ...e 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...

Page 18: ...i0022 2000 PL pipette Mi0023 Pipette tips for 2000 PL pipette 4 pcs Mi0009 Stir bar 5 pcs Mi0020 Beaker 50 mL 4 pcs Power cable Recommendations for Users Before using this product make sure that it is...

Page 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...

Page 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...

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