Ladies and Gentlemen
Contents
1. Tax No 8028008501 Deutsche Bank W rzburg 790 700 16 Konto Nr Account no 1300 888 IBAN DE95 7907 0016 0130 0888 00 SWIFT DEUT DE MM 790 FELD LABORATORY GLASSWARE Technical data Electric mains 90 264 V AV Heating 12V DC 25W Safety class IP 20 Temperature range 30 360 C Accuracy bis 200 C 404 C 200 bis 360 C 05 C Reproducibility 03 C Capillaries Marienfeld Cat No 29 402 11 one end closed 80 mm length 1 4 mm outside diameter 1 0 mm inside diameter Safety instructions Use only capillaries with one end closed and 1 4 mm outside diameter Do not cover the ventilation slots Do not insert any objects into the ventilation slots No humidity may intrude into the instrument During analysing the melting point the measuring head heats up extremely near the ventilation slots Do not touch the measuring head The integrated oven can reach temperatures up to 400 C Risk of burns Please follow the general safety regulations when working with chemicals For maintenance works e g changing the fuse or cleaning the instrument with a dry or a slightly moistened cloth always make sure that the instrument is disconnected from electricity Only authorized personnel or manufacturer may carry out servicing and maintenance Setup The instrument is constructed for determination of the melting point of powdery substances up to 360 C Choose a suitable place for the instrument Avoid direct sun2. LABORATORY GLASSWARE Instruction manual for Melting point meters MPM General information The covering hood should be drawn over only once the instrument cooled down Capillary must be inserted with the open end up Unpack the instrument carefully The instrument should adapt to room temperature before setup It is important that any damage incurred in transport be recognised at the time of unpacking Notify your carrier or forwarding agent immediately in case of such damage Read the instruction manual carefully before operating the instrument Should there be any additional questions regarding the setup operation or warranty after reading this instruction please contact either your distributor or the manufacturer at the following address Paul Marienfeld GmbH amp Co KG Am Wollerspfad 4 97922 Lauda K nigshofen Germany Phone 49 0 9343 6272 0 Fax 49 0 9343 6272 25 E mail info marienfeld superior com Internet www marienfeld superior com Paul Marienfeld GmbH amp Co KG Am Wollerspfad 4 97922 Lauda K nigshofen Tel 49 0 9343 6272 0 Kommanditgesellschaft 97922 Lauda K nigshofen Handelsregister Mannheim HRA 560306 Fax 49 0 9343 6272 25 Pers nlich haftender Gesellschafter Marienfeld Verwaltungs GmbH Lauda K nigshofen info marienfeld superior com Handelsregister Mannheim HRB 560548 Gesch ftsf hrer Gerd Marienfeld www marienfeld superior com USt IdNr VAT No DE 811479105 Steuer Nr
3. error message the display gets back to the initial display the procedure is interrupted The fan is switched on automatically The last selected temperature is deleted only when switching off the instrument Paul Marienfeld GmbH amp Co KG Am Wollerspfad 4 4 97922 Lauda K nigshofen Aannheim HRA 560306 De auda KGnigshofen Konto nfeld IBAN Pers nlich N AN DE 008501 SWIFT DEUT DE MM 790 in d st com Handelsregister in www manenfeld superior com USt IdNr VAT No D LABORATORY GLASSWARE 3 Starting the determination of the melting point fully automatically a In principle The determination of the melting point is started only after inserting a filled capillary in the oven and in case that beforehand a target temperature has been selected and the instrument reached the target temperature The procedure is not started if a capilly is not filled correctly Coarse grained substances should be ground to smooth powder Before starting the melting point determination the light transmission is shown in the display The smaller the percentage should be less than 2 the better the filling In case a capillary has been inserted before selection of the target temperature you have to remove the capillary The display shows Take out capillary After having removed the capillary the display skips automatically to the menu for the selection of the target temperature The last selected temperature
4. remains in memory until the instrument is switched off The last determined melting point remains in memory until the instrument is switched off or a new measurement is started b Express heating express heating temp 78 8 C The express heating starts by pressing the start button after having selected the target temperature The current temperature is shown and refreshed every second The heating slows down when a temperature of approx 3 C below the selected temperature is reached Once the selected temperature is reached an alarm sounds for approx seconds The express heating can be terminated by pressing the up or down button Pressing one of these buttons will start point 2 again selection of the target temperature The fan will not be switched on The print button has no function at this moment Paul Marienfeld GmbH amp Co KG Am Wollerspfad 4 4 97922 Lauda K nigshofen USt IdNr VAT No LABORATORY GLASSWARE c Slow heating 1 C min gt 2 Temp 121 3 C Slow heating is effected with approx 1 C minute This procedure is started automatically by inserting a filled capillary after having selected the target temperature The melting process is displayed in C and in from the beginning of the melting until reaching the melting point The target temperature is displayed In case that the melting point is not reached within the next 10 minutes the slow heating is interrupted by time out and
5. O n Handelsregister Mannheim HRA 560306 Deut t Pers nlich haftende feld Verwaltungs GmbH Loaudo K nigshofen Hor USt FELD LABORATORY GLASSWARE 1 Visual measurement e Insert the capillary filling approx 4mm with the opening at top in channel 2 e Press start button The temperature increases with a rate of 1 C minute e Observe the sample in the magnifying glass and press the print button as soon as the melting point is reached The temperature will be stored and displayed e Onpressing again the print button the melting point temperature is printed e The instrument cools down again When the alarm sounds again the instrument reached the start temperature again and is ready for the next measuring 2 Fully automatic measuring e Insert the capillary filling approx 4mm carefully with the opening at top in channel 1 of the guiding head until the capillary touches perceptibly e Now the instrument starts heating The temperature increases with a rate of 1 C minute As soon as the melting point is reached it is printed automatically e During cooling down to the start temperature the display shows waiting e Assoon as the message disappears the same measuring can be done again e The instrument automatically cools down cooling fan to 30 C if no further measuring is carried out within the next 5 minutes e Do not switch off the instrument before reaching 30 C because this will switch off the coolin
6. a K nigshofen Konto nfeld IBAN Pers nlich N AN DE9 008501 SWIFT DEUT DE MM 790 in d st com Handelsregister n www manenfeld superior com USt IdNr VAT No D ey FELD LABORATORY GLASSWARE Warranty Paul Marienfeld GmbH amp Co KG provides a guarantee for a period of 24 months from date of delivery for the instrument purchased by you This warranty applies only to defects in material or workmanship There is no warranty for defects or malfunctions caused by neglect improper use or improper service In case of defects in material or workmanship the instrument will be repaired or replaced In case of replacement the warranty for the new unit will persist for the remaining period of the primary warranty period Charges for returning the instrument have to be borne by the customer Any claims regarding guarantee and liability are limited to professional and proper use of the instrument and observance of the general safety instructions and this instruction manual Liability exclusion Paul Marienfeld GmbH amp Co KG is not liable for any material or personal damages caused by improper use and does not accept liability for consequential damages Damaged and or waste electric or electronic equipment has to be disposed of at the designated recycling depot Paul Marienfeld GmbH amp Co KG Am Wollerspfad 4 97922 Lauda K nigshofen ofen Hande Kommand rsoniic id Verwaltung Pe erior com Handelsr
7. an internal error code will be logged as melting point The procedure can be interrupted at any time by pressing the up or down button The instrument skips automatically to point 2 selection of the target temperature The fan will not be switched on The print button has no function at this moment d Reaching the melting point Melting point 121 9 C auto As soon as the melting point is reached an alarm sounds three times for approx 0 5 seconds The corresponding temperature will be shown on the display now The instrument automatically cools down to the selected target temperature During this time the display is shows auto flashing in the lower corner at the right side As soon as the selected target temperature is reached again the alarm sounds once again for 0 5 seconds and auto is shown in the display without flashing In case a capillary is inserted while auto keeps flashing there will be an error message on the display Immediately on reaching the selected target temperature the next measuring process will start The measuring process will be repeated in case that a new capillary is inserted within 5 minutes If the up or down button is pressed within 5 minutes the instrument returns to point 2 selecting the target temperature The fan will not be switched on Paul Marienfeld GmbH amp Co KG Am Wollerspfad 4 4 97922 Lauda K nigshofen HRA 560306 gshofen o com He egi i com US
8. eais chi ocom USt IdNr VAT No DE 811479105 Steuer Nr Tax No 8028008501
9. g fan as well Paul Marienfeld GmbH amp Co KG Am Wollerspfad 4 97922 Lauda K nigshofen Kommand Pers nlic m Handelsregis USt IdNr VAT No DE 811479105 Steuer Nr Tax No 8028008501 ofen Handelsregister M d Verwaltungs Gmbt LABORATORY GLASSWARE Procedure User manual 1 Initial display Actual temperature 25 8 C This display is shown after switching on the instrument As soon as the temperature exceeds 35 C the fan will start automatically The fan will switch off automatically as soon as the temperature is less than 30 C Continue with point 2 after having pressed either the up or the down button 2 Selection of the target temperature Select temperature 120 0 C The temperature adjustment is effected in steps of 1 C The menu can be closed by switching off and on the instrument or by time out A time out occurs after 5 minutes without pressing any button The instrument will be restarted see point 1 When starting the selection of the target temperature the fan is switched off automatically If the target temperature exceeds the actual temperature of the oven inserting the capillary will start the regular procedure of the melting point determination If the target temperature is less than the actual temperature of the oven an error message will be displayed for approx 3 seconds in case that the capillary is already inserted choosing gt temperature After this
10. light and the immediate vicinity of heating devices Connect the instrument to the power supply alternating current Before starting the first measurement the instrument should be switched on for about 15 minutes to reach the optimal working temperature Up to 3 samples can be tested at the same time in ascending temperature sequence The instrument switches off heating automatically time out after approx 5 minutes if no further measurement is made Please note that melting point results can differ compared to other devices due to measuring tolerances We recommend calibrating the instrument every two years Paul Marienfeld GmbH amp Co KG Am Wollerspfad 4 97922 Lauda K nigshofen Kommanditgese nO n Handelsregister Mannheim HRA 560306 Deut t Pers nlich haftende feld Verwaltungs GmbH Loaudo K nigshofen Hor USt FELD LABORATORY GLASSWARE Operation of Melting point meter MPM H2 Determination of the melting point Switch on instrument at the reverse side The display now shows the oven temperature Adjust starting temperature approx 3 C less than the expected melting point with the up and down button Press start button An alarm sounds three times as soon as the start temperature is reached Insert the capillary filing approx 4 mm with the opening at top Press start again The temperature increases now with a rate of 1 C minute Observe the sample in the magnifying glass and press stop when as s
11. oon as the melting point is reached The melting point now will be stored and displayed The instrument cools down again When the alarm sounds again the instrument reached the start temperature again and is ready for the next measuring Operation of Melting point meter MPM HV2 Setting date and time for printer operation Press the button time set The display is showing the setting menu the cursor is flashing Each time you press time set the cursor will jump to the next input value Pressing the up or down button the value can be changed When setting the date the first value is the year followed by the month the day and the abbreviation of the day Hours and minutes have to be set separately After having completed the setting of date and time please leave the menu by pressing the print button The settings will be stored and remain in store for 1 year without mains connection Determination of the melting point Switch on instrument at the reverse side The display now shows the oven temperature and a signal tone sounds Adjust starting temperature approx 3 C less than the expected melting point with the up and down button Press start button An alarm sounds three times as soon as the start temperature is reached For the following procedure you have to decide whether measuring should be done visually or fully automatically Paul Marienfeld GmbH amp Co KG Am Wollerspfad 4 97922 Lauda K nigshofen Kommanditgese n
12. t IdNr VAT No DE 811479105 in Ny ande www manenfeld superior com USt IdNr VAT No D When pressing the print button MPM HV2 within 5 minutes the result will be printed Printing can be repeated as often as required After 5 minutes without pressing any button there will be a time out and the instrument returns automatically to point 1 initial display and cooling fan etc The lastly measured melting point will remain stored and can be recalled at any time by pressing the print button MPM HV2 resp the stop button MPM H2 e Recall of the lastly measured melting point actual temperature 25 8 C In case that you missed reading the melting point on the display and the instrument already returned to the initial display the lastly measured melting point by pressing the print button MPM HV2 resp the stop button MPM H2 melting point 121 9 C The melting point is shown for approx 5 seconds Thereafter the instrument returns to the initial display If the print button is pressed within 5 seconds again the melting point will be printed MPM HV2 This process can be repeated as often as required At this time auto will not be shown because measuring a melting point cannot be started Inserting a capillary does not have any effect For the following reasons there could be an error message instead of a melting point temperature e The melting point measuring was interrupted by pressing the up or do
13. wn button The following message is shown for 5 seconds interruption no melting point e The melting point could not be measured due to a time out 10 minutes This means the melting point could be 10 C higher than the selected start temperature The display is showing the error message for 5 seconds Paul Marienfeld GmbH amp Co KG Am Wollerspfad 4 4 97922 Lauda K nigshofen im HRA 560306 Deu K nigshofen Kon Handelsreg SWIFT DEUT DE M LABORATORY GLASSWARE 4 Setting of date time and language After having pressed the button time set next to the display the set up menu is shown Engl 12 38 Mo 31 01 2011 A flashing cursor is shown in the display With every push of the time set button the cursor skips to the next value The values can be set by pressing the up and down button The first value is the year followed by the month the day and the abbreviation of the weekday After having adjusted the month the display for the day jumps to 1 After having set all values leave the menu by pressing the print button MPM HV2 All values will be stored now The instrument is equipped with a battery and date and time will be updated for approx 1 year even in off mode Calibration parameters as well as language are stored in EEPROM and will remain stored for a longer period Paul Marienfeld GmbH amp Co KG Am Wollerspfad 4 4 97922 Lauda K nigshofen Aannheim HRA 560306 De aud
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