Milkotester MASTER LM2-P2 Operating Instructions Manual Download Page 37

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ULTRASONIC PORTABLE MILK ANALYZER

www.milkotester.com

Milkotester Ltd.

49, Hristo Botev St. 4470 Belovo, BULGARIA

MILKOTESTER MASTER

Guarantee period is 1 (one) year after purchasing date.
Improper handling, transport and storage will invalidate the guarantee.
Guarantee is void if warranty labels are removed

Serial No:

.......................

Date of purchase:.........................

Distributor: ......................

Signature: ......................

Stamp: ......................

Summary of Contents for MASTER LM2-P2

Page 1: ...evice Model MASTER LM2 P2 Fat Solids Non Fat SNF Protein Lactose Water content Temperature C Freezing point Solids Density pH THE INFORMATION CONTAINED IN THIS MANUAL IS A SUBJECT TO CHANGE WITHOUT NO...

Page 2: ...ay in the way when accessing the device and cannot be stepped on Unplug the device from the electrical outlet every time before cleaning The device must remain unplugged from the outlet for the entire...

Page 3: ...es 11 4 3 Making corrections and calibration 13 4 3 1 Correction 15 4 3 2 Calibration 16 4 4 Settings and options 19 4 5 Connecting to printer 23 4 6 Measurement of pH 24 5 Cleaning and maintenance 26...

Page 4: ...rface Most importantly the one button operation is extremely simple you press only once to start measuring you press only once for cleaning MILKOTESTER MASTER can analyze three types of milk defined b...

Page 5: ...ULTRASONIC PORTABLE MILK ANALYZER www milkotester com 5 2 1 Front panel 1 Intake pipette 2 Sample cup 1 2 Close up view IN THIS CHAPTER Front panel Display Back panel CHAPTER TWO...

Page 6: ...IC PORTABLE MILK ANALYZER www milkotester com 6 Close up view 2 2 Display 1 LCD 2 Arrow UP button 3 Arrow DOWN button 4 ENTER button 5 EXIT button 6 CLEAN button 7 pH measurement 8 MENU button 1 2 3 4...

Page 7: ...ower switch 6 pH connector feature is available on models pH 7 Input Detergent 8 Output Waste 1 2 6 5 4 3 8 7 Pay attention to the pipes in both reservoirs The pipe in the reservoir with the cleaning...

Page 8: ...exceeding 5 Milk stirring It is a very important condition for receiving exact results Before taking samples from big vessels the milk fresh or thermally treated whole milk or whipped has to be well...

Page 9: ...ilk is poured several times from vessel to vessel in order to distribute the fat content uniformly To avoid foam formation or separation of milk fat the samples have to be carefully poured using the w...

Page 10: ...ER switch and MILKOTESTER MASTER will be ready for use Before proceeding with using the unit please read and follow the rest of the instructions in this chapter Powering by an external 12V DC power so...

Page 11: ...unit does not start up after it is connected to the power source check the fuse inside the connector plugged into the electrical lighter socket 4 2 MEASURING SAMPLES After MILKOTESTER MASTER is turne...

Page 12: ...ive only on request Page1 The results will be printed immediately after they are ready By choosing the ENTER button you can start measuring anew Page2 By choosing the EXIT button you can start from th...

Page 13: ...s grouped into submenus Scroll through the menu to select the one that you need and then select the settings you need to make Press ENTER to activate them Press EXIT to keep the previous settings 4 3...

Page 14: ...nt for each sample Analyzing the measurement results Make comparison between the values of the parameter from the reference sample and measured with the analyser Make analyses of the difference receiv...

Page 15: ...se the up and down arrows and press ENTER to select Correction Calibration Back up or Restore If you choose correction and press ENTER then use the up and down arrows and press ENTER to select the typ...

Page 16: ...type of milk for example cow milk You need two samples of milk with known values of their parameters one with comparatively high percentage of Fat and one with comparatively low percentage of Fat Afte...

Page 17: ...he next parameter for entering new values mind that there are 2 two pages of components thus scroll up and down By confirming the last figure of the last parameter the following text appears on the di...

Page 18: ...low Fat must be measured 5 consecutive times Put the first cup with the sample and press ENTER After measurement the following text appears on the display Follow the procedure until the 5th measuremen...

Page 19: ...Back up Choose the type of milk calibration for back up and press ENTER In case of unsuccessful calibration electricity cut temperature range etc choose Restore from the MENU to validate the last bac...

Page 20: ...Settings and press ENTER Choose Set Fr point or Set pH and press ENTER Use Up and Down arrows to choose a type of milk and press ENTER The following text appears on the display MILKOTESTER Model MAST...

Page 21: ...Set pH the following text will appear on the display Remove the protective cup of the electrode Dip the electrode into the low value buffer solution and make sure that the junction zone of the electr...

Page 22: ...NTER to confirm the new value The following text will appear on the display Wait until the electrode and the buffer stabilize the reference value should change the least possible Press Enter to set th...

Page 23: ...lied by Milkotester Ltd We warn you that the unit is not set to work with other types of printers To connect MILKOTESTER MASTER to the serial printer follow the steps below 1 Connect the provided powe...

Page 24: ...ect the other end of the cable to the serial connector RS 232 on the back of the printer 5 Turn on the POWER switch on the right panel of the printer The printer is now ready for printing From this mo...

Page 25: ...pH button and the measurement will last without interruption until the pH button is pressed again In order to measure pH the device must be in a working condition Measurement of pH is not possible whe...

Page 26: ...0 15 0 12 0 09 0 06 0 03 0 0 03 0 06 0 09 0 12 0 15 45 113 0 30 0 24 0 18 0 12 0 06 0 0 06 0 12 0 18 0 24 0 30 55 131 0 45 0 36 0 27 0 18 0 09 0 0 09 0 18 0 27 0 36 0 45 65 149 0 60 0 48 0 36 0 24 0...

Page 27: ...gins to issue continuing beep sounds At the same time the message Cleaning needed appears on the display Please carry out the following procedure 1 Fill up a sample cup with clean warm water 40 50 and...

Page 28: ...l up a sample cup with clean warm water 40 50 and place it on the sample shelf under the pipette 2 Press clean to initiate the flushing procedure The device will automatically suck up detergent soluti...

Page 29: ...ed in the system or air in the sample Check that there are no air bubbles in the sample Check if after starting measurement milk sample in the sample holder decreases In other case there is damage in...

Page 30: ...s Density 2 Ranges of measurement Fat from 0 00 to 20 SNF from 3 to 15 Density from 1015 to 10 40 kg m3 Proteins from 2 to 7 Lactose from 0 01 to 6 Added water from 0 to 70 Sample temperature from 1 t...

Page 31: ...0 1 ADDED Water 3 0 Sample Temperature 1o C Freezing point 0 001o C Solids 0 05 Air temperature from 10 C to 40 C Relative humidity from 30 to 80 Electrical parameters AC Power supply 95 250V DC Powe...

Page 32: ...n the most regions is at about 0 540 The average reading for your region is called basic freezing point The freezing point of milk is a physiological constant This does not mean that it will not vary...

Page 33: ...lk samples obtained as specified in the METHODS After determination the freezing point of your sample via the milk analyzer the added water is calculated using the following formula 100 int int int Ba...

Page 34: ...rrect basic freezing point in the device The device s results for added water may give information about doubt of added water in the milk and the exact value of this added water may be determined afte...

Page 35: ...milk between 4 to 6 5 mS cm 25 C Sheep milk between 3 to 5 5 mS cm 25 C Buffalo between 2 5 to 5 5 mS cm 25 C These values depend on the geographical region the breed and on other factors Milk conduct...

Page 36: ...est Printer mechanism easy loading type Printing method Thermal line dot printing Paper width 57 5 0 5mm Printing density 8dot mm 384dot line Printing speed 50mm s or 20line s Printing width 48mm Feed...

Page 37: ...sto Botev St 4470 Belovo BULGARIA MILKOTESTER MASTER Guarantee period is 1 one year after purchasing date Improper handling transport and storage will invalidate the guarantee Guarantee is void if war...

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