Labec M-MIA-A Manuale Utente

www.labec.com.auLaboratory Equipment Pty Ltdemail: [email protected] Ph: 02 9560 2811 • Fax: 02 9560 61312014INSTRUCTION MANUAL

Ultrasonic milk analyser 2.3. Accuracy: Fat …..………………………………..…...………………….…...± 0.06% SNF …………………………………..…………...………….…...± 0.15% Density ……………………………

Ultrasonic milk analyser 5.4. NECESSARY DEVICES AND REAGENTS...

Ultrasonic milk analyser 2. PH ELECTRODE ...

Ultrasonic milk analyser fig.1 Front panel 1. Display 6. Input pipe 2. Button “down” 7. Hanger 3. Button “Enter” 8. Sample holder 4. Button “

Ultrasonic milk analyser fig. 2 Back panel 9.12 V Power supply input 15. Serial interface RS232 10. pH-probe ∅12 Holder (option) 16. 12 V printe

Ultrasonic milk analyser Fig 3. Principle working scheme Operation manual

Ultrasonic milk analyser Fig. 4 Connecting peripheral devices Operation manual

Ultrasonic milk analyser Fig. 5 Cables description 90-1801-0008 RS232 Interface Cable - Milk Analyser – Serial Printer 90-1801-0010 RS232 Inte

Ultrasonic milk analyser 3. QUALIFICATION OF RAW MILK, THERMALLY TREATED MILK, OTHER DAIRY PRODUCTS AND DERIVATIVES 3.1. Taking samples and prepar

Ultrasonic milk analyser If in the process of exploitation there is a need to ask a question the company-producer, you have to send the data, writ

Ultrasonic milk analyser The analyzer sucks the milk, makes the measurement and returns the milk in the waste liquid reservoir. During the measureme

Ultrasonic milk analyser By pressing the buttons “up”▲ and ”down”▼, the operator has the possibility to pass from one page result to another. If

Ultrasonic milk analyser 0,$-A MILK ANALYZER LCD display – 4 lines x 16 characters Operation manual

Ultrasonic milk analyser 4. CLEANING THE ANALYZER This procedure prevents gathering milk fat residues and milk stone on the sensor. The milk stone

Ultrasonic milk analyser The reservoir with the cleaning solution have to be connected towards the analyser and outgoing pipe towards reservoir for

Ultrasonic milk analyser The current cleaning is made with alkaline solution (for working solution preparation see 4.2.1.), with which the reservoir

Ultrasonic milk analyser Analyzer ready Then the analyser is ready for normal measurement. 4.1.1.2. Manual start The current cleaning may be co

Ultrasonic milk analyser 4.1.2. End (final) cleaning. It is done with acidic cleaning detergent (for working solution preparation see 4.2.2.). It i

Ultrasonic milk analyser The operator has to put a glass filled with water and to press the button Enter in order to continue the procedure. Then th

Ultrasonic milk analyser Follows rinsing with water: The operator has to put a glass with water for rinsing the device. Put filled with Water g

Ultrasonic milk analyser 3. In appropriate vessel (for example bucket) pour 1 l water. 4. Add the powder and then again water up to 10 l. Then fol

Ultrasonic milk analyser 4.3. Working with the peristaltic pumps There are two peristaltic pumps in the analyser – 1 for the sample and 1 for the cl

Ultrasonic milk analyser Fig. 10 Peristaltic pump SL 16 Operation manual

Ultrasonic milk analyser Switching Adapter • Input: 100 - 240 V ~1.6 A max. 50-60 Hz • Output: +12 V 4.17А min. • Output powe

Ultrasonic milk analyser 5. POSSIBLE MALFUNCTIONS AND ERROR MESSAGES, TROUBLESHOOTING In the table below are described the possible malfunctions d

Ultrasonic milk analyser 6. MAKING CORRECTIONS AND RECALLIBRATION OF THE DEVICE In the process of work with the analyser there is a possibility the

Ultrasonic milk analyser For example М% of the reference samples: 2,20 3,00 3,80 4,60 5,20 М% average when measuring with the a

Ultrasonic milk analyser 6.3.2.1. Press the button Enter and without releasing it switch on the power supply of the device, wait for the starting id

Ultrasonic milk analyser By using buttons “up”▲ and ”down”▼position on the corresponding calibration (for example Correction 1 – cow) and press Ent

Ultrasonic milk analyser If after the second correction the results are unsatisfactory we recommend making a calibration of the analyser. In depende

Ultrasonic milk analyser 6.4.1.3. Analogically, position on Recalibrate and press the button Enter. 6.4.2. Making recalibration 6.4.2.1. Determinin

Ultrasonic milk analyser In this display is possible to be entered the results from the milk with high FAT chemical analyses, which were received by

Ultrasonic milk analyser and it is put in the recess of the device. Starts the measurement. The sample is sucked. Appears the following menu: Reca

Ultrasonic milk analyser After 5th measurement completion automatically appears the menu: Recal 1 Put sample water Which reminds for 5-times wat

Ultrasonic milk analyser SAFETY INSTRUCTIONS 1. Read this manual carefully and make sure that you understand all the instructions. 2. For safety

Ultrasonic milk analyser 7. STARTING THE DEVICE IN A SERVICE TEST/SETUP OPERATIONAL MODE. MENUS DESIGNATION 7.1. Starting the device in a service

Ultrasonic milk analyser Serve for choosing special (technological) working modes. After starting it the following appears on the display: Special

Ultrasonic milk analyser By using the button “up”▲ the operator has the possibility to increase the number, showing the channel’s number, and by bu

Ultrasonic milk analyser Serves to adjust the contrast of the display. The parameter may be changed in two modes: - fast – for rough adjustment;

Ultrasonic milk analyser Operation manual MRC.VER.01-02.10 Calibr

Ultrasonic milk analyser 7.2.3.7. Settings Page 2. After this menu is started the display shows the following: Settings Page2 Final clean Cnt A

Ultrasonic milk analyser the new name there is a possibility all ASCII codes to be used, as letters (caps and normal), numbers and punctuation marks

Ultrasonic milk analyser If it is decided a new calibration name to be edited, the display shows: Cal1: Sheep User Edited Name: Prev Set Next

Ultrasonic milk analyser 7.2.4.4. Set Amplitude. Serves for ultrasound amplitude adjustment. It is used under production conditions or by the custom

Ultrasonic milk analyser Fat SNF Density Lactose Salts Proteins Water Temperature Cond measure Settings Net number COM1 mode LCD Setup

Ultrasonic milk analyser PARTS AND ACCESSORIES In the table below the standard delivery configuration of the milk analyzer is listed: № Description

Ultrasonic milk analyser OutSample Delay Reslt Precision Fat - Precision SNF - Precision Den - Precision Lac - Precision Sol - Precis

Ultrasonic milk analyser 8. ADDITIONAL POSSIBILITIES OF THE ANALYZER 8.1. Connecting to 12 V DC power supply. If there is a need the analyzer to w

Ultrasonic milk analyser e. Using the buttons Up/Down choose menu COM1 Mode and press Enter. f. With the right button (Up) choose COM1 Mode – Prn,

Ultrasonic milk analyser 1.To cancel the entered data by pressing the button 0 on the external keypad and to start entering them again. 2.To confir

Ultrasonic milk analyser This calibration mode is active till the power supply of the device is switched off i.e. it has to be always set if the dev

Ultrasonic milk analyser where: hh - the current hour mm - current minutes ss - current seconds dd - current day mm - current month yy -

Ultrasonic milk analyser APPENDICES APPENDIX 1 METHODS 1. Determination of milk's density 1.1. General Milk density is defined as relation be

Ultrasonic milk analyser The difference between two parallel determinations must be not more than 0,0005. 1.6. Recalculating the values according

Ultrasonic milk analyser • Glasses from 25 till 50 сm3; • Centrifuge for Gerber; • Water bath; • Mercury thermometers up to 100 oС with value sc

Ultrasonic milk analyser Cream Using the butyrometer's graded scale the fat content in the products is directly read in percentages. 2.8. Meas

Ultrasonic milk analyser 18. High-fat measuring function LSSA016 1 19. ECS POS Serial Printer LSSA017 1 20. 12 V Serial Printer Power Supply C

Ultrasonic milk analyser 3.4. Making the determination: Sample preparation for analyses. The milk (whey, cream, and buttermilk) is well shaken. If n

Ultrasonic milk analyser The difference between tow consecutive measurements of one and the same sample could not be more than 0,2 g for 100 g produ

Ultrasonic milk analyser stirred and titrated with 0,1 N soda caustic, till slight rose color is recovered. At the second titration the volume of th

Ultrasonic milk analyser Table II Calculation of casein content in the sheep milk on the base of used cubic centimeters 0,1 N soda caustic: 0,1 n

Ultrasonic milk analyser 5.3. Basic principles. Milk is dried, carbonized and turned to ashes till constant mass. The ashes received are calculated

Ultrasonic milk analyser APPENDIX 2 REPRESENTATIVE SAMPLES FROM MILK AND OTHER MILK DERIVATIVES FOR MILK ANALYSER’S CALIBRATION 1. General The sa

Ultrasonic milk analyser transparent layer. The volume of this layer is measured in the divided part of the butyrometer. This is quick, easy metho

Ultrasonic milk analyser 2.1.4. Determination of casein content in the milk А/ Kjeldahl method The total nitrogen content in the milk is determine

Ultrasonic milk analyser APPENDIX 3 MILK SAMPLING AND PREPARATION OF SAMPLES FOR ANALYSES 1. General Milk sampling and qualification of raw, ther

Ultrasonic milk analyser 3. Sampling Samples from milk, whey or buttermilk are taken with metal or glass pipe (dry, clean and stainless-steel) wi

Ultrasonic milk analyser

Ultrasonic milk analyser When examining samples taken immediately before analyses and shortly stored, the milk is poured several times from vessel t

Ultrasonic milk analyser APPENDIX 4 SAMPLING AND PREPARATION OF SAMPLES FOR VERIFICATION THE ACCURACY OF THE MILK ANALYSER, MAKING CORRECTIONS AND

Ultrasonic milk analyser Exemplary recommended values: Cow milk Parameter Low value High value % fat content 2,00 6,00 % Solids-Non-Fat cont

Ultrasonic milk analyser Cream Parameter Low value High value % fat content 8,00 20,00 % Solids-Non-Fat content 2,50 5,00 The cream samples

Ultrasonic milk analyser 1.8-2% FAT; 8.7-9% SNF; 3,3-3,5 % Protein; 4,8-4,9% Lactose; 0,75 Solids; 1030-1033 kg/m3 Density. The second cow milk sa

Ultrasonic milk analyser 5.1. For cow milk (whole milk, low fat, skimmed milk) and UHT milk Determination of fat content – Gerber’s method, describe

Ultrasonic milk analyser milk fat 2,00 5,90 SNF 8,50 8,23 density 1,0316 1,0274 lactose 4,67 4,53 salts

Ultrasonic milk analyser So, when calibrating the milk analyser we’ll use samples with the following parameters: I Ist sample (low fa

Ultrasonic milk analyser APPENDIX 5: EASY CALIBRATION OF THE MILK ANALYSER BY CALCULATING THE BASIC PARAMETERS VIA FORMULAS DETERMINATION OF THE

Ultrasonic milk analyser 5.3. Determination of lactose content We recommend the following formulas: А/ for cow milk Lact. = SNF * 0,55 (% ) Where

Ultrasonic milk analyser 2. TECHNICAL PARAMETERS 2.1. Working modes characteristics: The program of the milk analyzer has four working modes. 2.1

Ultrasonic milk analyser 5.5. Determination of total proteins content We recommend using the following formulas: А/ for cow milk Protein = SNF *

Ultrasonic milk analyser APPENDIX 6 FREEZING POINT DETERMINATION 1. Methods for determination. The milk analyzer determines the freezing point of

Ultrasonic milk analyser confidence that will show 99% of all freezing point determinations on unwatered milk: “if the freezing point is –0,525°C o

Ultrasonic milk analyser Second variant If you’ve entered for the device basic freezing point –0.540°C, measured freezing point –0.540°C, the milk a

Ultrasonic milk analyser APPENDIX 7 PH MEASURING 1. General information PH probe is a unit, measuring the solution acidity or alkalinity degree.

Ultrasonic milk analyser 2.5. Electrolyte Replacement (for refillable electrode only). The reference electrolyte needs to be refilled when the elec

Ultrasonic milk analyser junction can become clogged by contamination in the solution. If a clogged junction is suspected it is best to clear the j

Ultrasonic milk analyser reason it is always a good idea to have a back-up electrode on hand to avoid any system down time. 3. Buffer Solutions Bu

Ultrasonic milk analyser For Sensorex pH electrodes, originally supplied with The analyser read the following information: Temperature compensatio

Ultrasonic milk analyser Immerse the electrode far enough into the solution to insure the reference junction is below the surface. Allow adequate ti

Ultrasonic milk analyser 2.2. Measuring range: Fat ………………... …………..from 0.01% to 25% (45%*)SNF ……………………………… ...…………………...from

Ultrasonic milk analyser 7. pH Calibration. Serve for pH meter’s calibration. For this purpose 2 sample buffers are used, shown on the display as

Ultrasonic milk analyser pH measuring x.xxxV y.yy pH Exit x.xxx – measured in the probe voltage y.yyy – measured pH of the sample By pressing t

Ultrasonic milk analyser that the voltage of the probe will be shown. No – it will not be shown. It is valid for the two measuring modes. 11. pH t

Ultrasonic milk analyser APPENDIX 8 CONDUCTIVITY MEASURING 1. Method of determination. Conductivity (or Electrolytic Conductivity) is defined as t

Ultrasonic milk analyser value (6,5 - 13,00 mS/cm (18°C) Infections damage the tissue of the udder. This allows sodium and chlorine ions from the bl

Ultrasonic milk analyser Co Pass 1/5=xxxx Put new sample and press Enter to start Where xxxx is the result from the first calibration measurement

Ultrasonic milk analyser Cond Measuring Yes No OK Yes 6.Corrections in conductivity measurement It is done by starting the menu C

Ultrasonic milk analyser For standard buffer: 5,02 ms – 3,556 г 5. Add 600-700 ml distilled water, which was preliminarily deaerated in vac

Ultrasonic milk analyser 5. POSSIBLE MALFUNCTIONS AND ERROR MESSAGES, TROUBLESHOOTING ... 29 6. MAKING CORRECTION

Ultrasonic milk analyser 2. DETERMINATION OF FAT CONTENT IN THE MILK AND MILK DERIVATIVES. ......... 56 2.1. GENERAL ...