MRC MIA-LA Operation Manual Download Page 27

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Ultrasonic milkanalyser

Operation manual

27/92

Fig 8. Rinsing with water

Press the button

Enter

in order to continue the procedure.

Then the following message appears on the display:

Cleaning

Please wait

Do not miss to clean with water because the residues from the alkaline
cleaning solution could react with the acidic solution, which will lead to gas
and sediment formation.

After rinsing with water, the display shows the following:

Summary of Contents for MIA-LA

Page 1: ...Operation manual 1 92 MIA LA MILK ANALYZER LCD display 4 lines x 16 characters Operation manual...

Page 2: ...cream whey recovered milk other pasteurized milk CAUTION Keep the switching adapter dry Please read and follow strictly all the instructions in the manual Due to continuous improvement in milk analys...

Page 3: ...ed 4 Connect to the electrical network in such a way that the power cable to stay away from the side for accessing the device and not to be stepped on 5 Every time before cleaning the device switch it...

Page 4: ...00 g 1 In the table below the milk analyser spares and accessories which are delivered on customers request are listed Description a included in the set b not included in the set may be additionally b...

Page 5: ...LSLA017 1 19 12 V Serial Printer Power Supply Cable LSLA018 1 20 RS232 Interface Cable Milk Analyser Serial Printer LSLA019 1 21 Power supply from embedded accumulator with charger LSLA021 1 22 Plug...

Page 6: ...lyser is to make quick analysis of milk on fat FAT non fat solids SNF proteins lactose and water content percentages temperature o pH freezing point salts total solids conductivity as well as density...

Page 7: ...heep UHT buffalo goat camel milk cream ice cream mixtures whey recovered milk etc before leaving the production facilities and the text on the display will be for the corresponding types as is indicat...

Page 8: ...data are shown in an abbreviated form For example 27 3 have to be understood as 1027 3 kg m3 To determine the milk density write down the result from the display and add 1000 Example result 21 20 den...

Page 9: ...ndary for maximum variation of repeatability when the power supply voltage is from 10 to 15 from the nominal voltage values 220V have to be no more than 0 8 accuracy according point 2 3 The analyser i...

Page 10: ...asonic milkanalyser Operation manual 10 92 Fig 1 Front panel 1 pH probe holder option 10 sample holder 2 Printer 11 ss grid 3 Display 12 waste liquid pipe 4 8 Buttons 13 USB flash drive slot 9 input p...

Page 11: ...ck panel 1 pH probe option 6 7 connectors for the cleaning solution waste liquid 2 weight scales input option 8 DC Power Supply output 3 pH probe input option 9 Switching adapter 4 USB RS232 option 10...

Page 12: ...Ultrasonic milkanalyser Operation manual 12 92 Fig 3 Principle working scheme...

Page 13: ...Ultrasonic milkanalyser Operation manual 13 92 Fig 4 Connecting peripheral devices...

Page 14: ...RS 232 interface COM Ports DB9 Connector This option may be available together with the standard RS232 connector DB9 which always exists in the analyzers At one and the same time connection analyzer c...

Page 15: ...icrochip com wwwproducts devices aspx ddocname en546923 by choosing the suitable for your operation system driver After installing the driver choose the port which will be used for the real communicat...

Page 16: ...ser on the working place providing good ventilation and not in the vicinity of heat providing devices or sources The temperature in the premises has to be in the boundaries 10 40o C 3 2 1 2 Check if t...

Page 17: ...l temperature and increases with decreasing the temperature 3 2 1 5 When the device is ready for work a beep is heard and the display shows Ready to start The analyser is ready to make analysis in mod...

Page 18: ...he analyser sucks the milk makes the measurement and used milk sample is poured through the holes of the grid below the input pipe of the analyser and enters the vessel for collecting waste liquids se...

Page 19: ...pp pp sample s pH result if there is a pH probe connected 0 fff measured sample s freezing point 0 sss measured salts values aa aa measured total solids By pressing the button Up display shows the th...

Page 20: ...e sample is not correct On the printout it is printed as If the conductivity value is outside measuring range 2 14 mS cm the following message appears on the display C OutRg Out of Range and on the pr...

Page 21: ...on manual 21 92 4 CLEANING THE ANALYSER Fig 7 Connecting the container with detergent 1 Connector for the cleaning solution 4 Vessel for waste solution 2 Connector for the waste liquids 5 Vessel for t...

Page 22: ...vatis com 4 1 Automatic cleaning the analyser Analyser s contamination as a result of the irregular cleaning is the basic reason for inexactness during measurement In order to be avoid this in the mil...

Page 23: ...rement of the idle time The idle time is measured starting from the last action of the operator In dependence of it what the operator last did are taken decisions regarding the cleaning There are 2 op...

Page 24: ...eans that the process of automatic clean will be active do not leave sample holder in the recess of the analyser in order not to be overfilled during cleaning from the output pipe Then the cleaning so...

Page 25: ...ing then start manually the cleaning procedure with alkaline cleaning solution and if it is necessary with acidic cleaning solution as it is described below 4 1 2 End final cleaning 4 1 2 1 Final clea...

Page 26: ...orget to rinse with clean water It is started using the working modes menu After the measurement is completed by pressing and holding pressed the button Enter the display shows the possible working mo...

Page 27: ...e the procedure Then the following message appears on the display Cleaning Please wait Do not miss to clean with water because the residues from the alkaline cleaning solution could react with the aci...

Page 28: ...kaline cleaning solution 6 The pipe coming from the orifice with inscription Waste Pipe has to be placed in the glass Fig 9 Cleaning 7 Pressing button Enter starts the procedure for cleaning with alka...

Page 29: ...idic solution The following appears on the display Where X is changing number showing number of cycles done by the pump 13 After the cleaning procedure is finished the following message appears remind...

Page 30: ...chemical and then again water up to 3 l Then follow the instruction for milk analyser cleaning 4 2 2 Preparation of acidic cleaning solution Preparation of 3 acidic solution of Lactoweekly for circula...

Page 31: ...trasonic milkanalyser Operation manual 31 92 4 3 Working with the peristaltic pumps There are two peristaltic pumps in the analyser 1 for the sample and 1 for the cleaning Fig 11 Peristaltic pump SL 1...

Page 32: ...uture appearance of the same error message please check the following The sample is prepared according the instructions and there aren t air bubbles in it There is a real suction of the sample after s...

Page 33: ...e accuracy of the milk analyzer making corrections and recalibration 6 2 Determination the type of the discrepancy 6 2 1 Making measurements Make measurements with different samples not less than 3 wi...

Page 34: ...0 3 80 4 60 5 20 when measured with the analyser 2 02 2 93 3 76 4 75 5 44 Difference 0 18 0 07 0 04 0 15 0 24 Conclusion It is obvious that the difference is variable value and recalibration have to b...

Page 35: ...ars on the display Release button to start setup After releasing the button on the display is shown Setup Menu followed by possible to be entered by the operator menus Special modes Corrections Settin...

Page 36: ...ode means saving the correction value and activating it 6 3 3 4 Making verification After the corrections are made put the milk analyser in working mode and make several times measurement of reference...

Page 37: ...4 1 1 Press the button Enter and without releasing it switch on the power supply of the device wait for the starting identification messages and release the button after the following message appears...

Page 38: ...type of calibration 6 4 2 2 Entering values for the separate sample parameters The following menu is displayed Cal1 Cow High FAT f ff Edit OK Next In this display the results received by using the cor...

Page 39: ...salts PRO protein Cal1 Cow High PRO f ff Edit OK Next If you miss to enter some of the parameters of milk the following warning message will appear You Must Enter Values 00 00 Try Again Then you must...

Page 40: ...High 5 times which reminds us to put 5 times the sample with high FAT The sample has to be with temperature in the boundaries 15 25 Before each milk measurement stir 2 3 times the milk sample by pour...

Page 41: ...Low fat milk sample Cal Cow Put Sampl Low 5 times Stir 2 3 times the milk sample before each measurement by pouring it from one vessel to another The needed quantity is poured in the sample holder an...

Page 42: ...of milk Calibration for Sheep milk will be saved as second calibration UHT as third This sequence may not be followed and calibrations can be saved in whichever order is needed Calibration can be don...

Page 43: ...or the starting identification messages and to release the button after the following message appears on the display Release button to start setup After releasing the button on the display is shown MA...

Page 44: ...ake measurement and to send the received results towards the technological milk analysers calibration system For this purpose you need personal computer type IBM PC company s calibration system LSC EX...

Page 45: ...in the production network each device has to have a unique number 7 2 3 2 Recalibrate Serves for changing definite calibration Methods are described in point 6 4 7 2 3 3 Save Rest Cal Through this men...

Page 46: ...settings After that is impossible to restore the factory settings of the calibration Save the newly made calibration only if you are sure about its correctness 7 2 3 4 Settings Page 2 After this menu...

Page 47: ...Cal If the analyzer has embedded function for measurement of high fat products and a new calibration for high fat measurement is needed before starting the new calibration the operator has to start th...

Page 48: ...n the display and printed on the printer After starting this menu the display shows Select Calibr Cal1 Sheep Exit Yes Next There are the following possibilities With button Exit to leave the menu With...

Page 49: ...utton Set to confirm the ASCII symbol shown on the display and passes to editing the next symbol from the calibration name With button Next to show the next ASCII symbol After editing the last eighth...

Page 50: ...alue of the freezing point down you may decrease the absolute value of the freezing point Enter saves the edited value and exits the menu 7 2 4 Tests Start different tests Possibilities 7 2 4 1 Test p...

Page 51: ...above pointed document SetCell pdf 7 2 5 pH meter Co meter Ph and conductivity measuring are additional possibilities for the analyser and are optional Their usage is described in Appendices PH Measur...

Page 52: ...ibration 1 Fat SNF Density Lactose Salts Proteins Water Calibration 2 Fat SNF Density Lactose Salts Proteins Water Calibration 3 Fat SNF Density Lactose Salts Proteins Water Temperature Cond measure S...

Page 53: ...Offs Settings Page2 Final clean cnt Auto Print Res Larg Res En Dis Set Calibr Name Option Select Sel Pump Speed Speed for Cal 1 Speed for Cal 2 Speed for Cal 3 HFSpeed for Cal OutSample Delay Reslt Pr...

Page 54: ...ation pH Measuring pH En Disable pH U Display pH Test U V Co Meter Calibr Co Meter Test Co Meter En Dis Accessories Weight scale Raw Test Calibration Measure On Line En Dis Battery Measure Bat U Ctrl...

Page 55: ...cted directly to the electrical network then the analyser and the printer should be connected to one and the same electrical phase Communication parameters 9600 bps No parity 8 bits 1 stop bit It s on...

Page 56: ...999 9 accurateness up to 0 1 l These data entering have to be completed before starting measurement Pressing the button Enter on the keypad will display the following Enter Data Del N Now enter the de...

Page 57: ...oitation to change the measuring mode i e to pass from measuring normal fat percentage towards high and vice versa What the operator sees during these passes is the difference in the speed of sucking...

Page 58: ...o press the Start button on the front panel of the analyser Switching off the analyser could be done on one of the following ways Through the analyser by switching the Power button on the rear panel o...

Page 59: ...the display shows Out of Battery 8 8 Embedded real time clock option On customer s request a real time clock could be embedded in the device showing astronomical time and date The clock is powered by...

Page 60: ...ments made with the analyzer Actions necessary for switching on off the USB Flash Drive are analogous to the same when working with PC After USB Flash Drive is inserted in the coupling at the front pa...

Page 61: ...ferent analyzers to be processed on only one PC It is recommended this option to be used in combination with RTC and Keypad Availability of clock option ensures archive of the time when the measuremen...

Page 62: ...he analyzed components Methods of milk samples preparation for calibration For milk sample with middle value of the analysed components we recommend to use milk taken from not less than 10 animals fro...

Page 63: ...le from one vessel to another in order to distribute the milk components evenly paying attention not to form foam in the sample When the samples are stored for a longer period it is recommended to war...

Page 64: ...alculated There are several formulas with different applicability When the salts and fat are known SNF is calculated by subtracting the fat percentage from the salts SNF Salts F Where Salts salts in F...

Page 65: ...NF 0 083 Where SNF solids non fat content in percentages 0 083 constant coefficient B for sheep milk Salts SNF 0 075 Where SNF solids non fat content n percentages 0 075 constant coefficient This is a...

Page 66: ...sonic milkanalyser Operation manual 66 92 Where SNF solids non fat content in percentages 0 475 constant coefficient This is an actual coefficient for sheep breeds on the territory of the Balkan Penin...

Page 67: ...erage 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 In fact feed breed season time of lactation...

Page 68: ...freezing point FrPointCalc is measured freezing point Note If the freezing point is not correctly determined the result for the added water is not valid In this case results for FrPoint and AddWater...

Page 69: ...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 after a c...

Page 70: ...o maintain activation a protective rubber cap containing a suitable storage solution covers the glass membrane 2 2 Electrode care Electrode maintenance pH Electrodes are susceptible to dirt and contam...

Page 71: ...ke it to dissolve the KCl Add in fresh electrolyte until it reaches the level of the refilling port The reference electrolyte used should be 3M Mol KCl Replace the rubber sleeve 2 7 Re use the electro...

Page 72: ...re re activation If the above procedure does not reactivate the electrode to acceptable status try rejuvenation the electrode by following the procedure outlined below 2 10 Rejuvenation Procedure Dip...

Page 73: ...e parameters 10 C 7 06 25 C 6 99 20 C 7 00 30 C 6 98 40 C 6 95 50 C 6 91 10 C 4 00 25 C 4 00 20 C 4 00 30 C 4 00 40 C 4 00 50 C 4 05 4 pH Electrode Calibration pH Electrodes are like batteries they ru...

Page 74: ...e at a constant temperature there is no error The more the temperature changes from the ambient calibration temperature and the more the pH departs from 7 the greater is the pH error pH temperature er...

Page 75: ...ide ion at low pH This will etch the glass membrane Sulphide vapors can permeate the electrode wick and contaminate the reference element Minimize contact in such environments and change the reference...

Page 76: ...customer with pH probe packed separately and there s a stopper on its place If you need to measure pH follow the procedure below 1 Loosen the nut anti clockwise 2 pull up the stopper Fig 11 Placing t...

Page 77: ...Ultrasonic milkanalyser Operation manual 77 92 It is very important to close the nut tightly paying attention not to allow air to enter the system Fig 12 Placing the probe...

Page 78: ...ix 3 7 PH measuring Measuring pH is an additional feature of the analyser and is optional Remove the protective rubber cap of the pH electrode Take care to handle it appropriate in order not to be dam...

Page 79: ...characteristics of the process of pH measuring it is necessary to dip the probe in the sample and then to press the button Enter probe is knee joint mobile and is adjusted towards the input pipe of t...

Page 80: ...ation Serves for calibrating the pH meter For that purpose use 2 standard buffers shown on the display as Low buffer for example 5 00 pH and High buffer for example 7 00 pH The procedure is following...

Page 81: ...at the procedure with Next buffer The following is displayed pH Calibr OK This means that the procedure for analyser calibration was successfully completed 7 pH measuring mode is started automatically...

Page 82: ...hat during normal work of the analyser measuring the rest of the parameters pH will also be measured If No is chosen then pH is not measured 11 pH U Display Serves for allowing forbidding the value of...

Page 83: ...ion s concentration Milk conductivity increases Often the milk is falsified by adding salt towards milk with good characteristics fat 4 SNF 8 8 conductivity 4 5 are added salt and water Then the resu...

Page 84: ...ty measurement see p 4 1 You need a standard buffer with conductivity 5 02 mS cm you may order it for delivery together with the analyser with temperature 18o After starting this mode the analyzer mak...

Page 85: ...gain the analyser has to be cleaned again with water which ends the calibration of the conductivity measurement system calibration Note Another possibility for calibration of analyzer s conductivity m...

Page 86: ...ow the By using buttons Up Down the operator has the possibility to change the value number By pressing the button Enter the operator confirms the chosen value and moves to the next position for editi...

Page 87: ...volume paying attention all its content to be emptied For standard buffer 5 02 ms 3 056 5 Add 600 700 ml distilled water which was preliminarily deaerated in vacuum dryer or boiled and then cooled do...

Page 88: ...EPARING THE ANALYSER FOR WORKING MODE 16 3 2 2 MAKING ANALYSIS 17 3 2 3 DISPLAYING THE RESULTS 18 4 CLEANING THE ANALYSER 21 4 1 AUTOMATIC CLEANING THE ANALYSER 22 4 1 1 CURRENT CLEANING 23 4 1 2 END...

Page 89: ...55 8 4 CONNECTING MATRIX PRINTER OPTION 55 8 5 CONNECTING AND WORKING WITH EXTERNAL KEYPAD OPTION 55 8 6 MEASURING HIGH FAT SAMPLES OPTION 57 8 7 WORKING WITH EMBEDDED ACCUMULATOR OPTION 58 8 8 EMBED...

Page 90: ...L HINTS 74 1 PREPARATION FOR PH MEASUREMENT 76 FIG 11 PLACING THE STOPPER 76 FIG 12 PLACING THE PROBE 77 7 PH MEASURING 78 8 pH Calibration 80 FIG 13 CALIBRATION BUFFERS 80 9 pH Measuring 81 10 pH En...

Page 91: ...ANTEE CARD MIA LA 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 Dat...

Page 92: ...ilkanalyser Operation manual 92 92 GUARANTEE CARD Purchaser Service report Service entry date Damage Delivery date Signature 3 Hagavish st Israel 58817 Tel 972 3 5595252 Fax 972 3 5594529 mrc mrclab c...

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