Megafuge - Frank`s Hospital Workshop
Contents
1. a H progr 1 H dece gl SS E s l W for over d R REN era t t i M L 1 0RS j raeu EN i N copying Y i king program number selection K i f P y d Ing aaao key storage in E call select keys 1 d program setpoint setting sana setting storage d mode speed rotor type run time l RCF radius start delay l fees eS k x Lee i acceleration Hl ecol EX Bl speed BU Bl temp operating temperature deceleration i decel e rcf radius gi Biela ma l overtemperature assignment LEDs You can use the key operated switch to set the operating mode of Sepacontrol Position A Unlimited programming You can call or change all programs Position B The program memory is protected against modifications However the current centrifugation program in the main memory can still be modified Position C Program and main memory are protected against modifications The preset centrifugation program can be run an unlimited number of times by actuating the control keys The setpoints can be displayed any time by pressing set or the select key select You can pull out the key in any position The respective setting is then valid until the next modification If you are in a hurry Setting the centrifugation conditions without storing the parameters Prerequisi tes The centrifuge is properly installed the rotor correctly loaded and balanced the key operated switch in position A or B User interface2. for all subsequent runs in this case brief display Alert off renewed enter or mains supply ON OFF results in Alert on Display Actual values If none of the display panels flashes actual values are displayed this is true both during a centrifuge run and at rest The display values changes as soon as the instrument registers new actual values e g speed during a run temperature at rest etc Following a centrifuge run the time display reads the re maining run time which is different from 0 only in case of premature STOP or the run time passed if hld has been preselected This gives the operator an opportunity to check whether the run has been prema turely interrupted e g by a short term power failure The actual time display is overwritten with the new actual values only following a renewed start or power OFF ON By pressing the respective select key you can switch between the parameters acceleration or decelera tion speed RCF etc The LED for the currently displayed parameter is lit see figure under assignment LEDs Further explanations see in the following section under setpoint values Setpoint values In order to display the current setpoint values always press first the set key display panels flash and then the key listed below as required Program display displays the number of the currently active program after pressing store mode key 01 32 acceleration displays the number of the acceler
3. minimum 5 K upper limit set by the built in microprocessor The centrifuge switches automatically off when the overtemperature is exceeded setpoint At NOTE Altered parameters are accepted by the main memory only if acknowledged with enter or start Otherwise following a timeout of about 2 min or about 20 s with the centrifuge running the instrument switches the display to the actual values without accepting the modifications Operation without program 1 Close the centrifuge lid if still open The yellow LED next to the lid key is lit the ready for start dis play next to the start stop key green LED is activated and the centrifuge is ready for use 2 Press the start stop key The centrifuge starts according to the factory set default value with the accel eration curve no 9 acceleration curves see Appendix The lid LED goes out the lid cannot be opened any more The very moment the centrifuge starts the stop function is released red LED next to the start stop key is lit 3 Wait until the instrument stops automatically after completing the set run time braking curve see Ap pendix However you may stop the centrifugation any time by pressing the start stop key At this point the green LED is lit anew e g you can continue a manually interrupted run at any time User interface Sepacontrol Turning off the continuous tone after centrifugation any key for current run enter key in actual value mode
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5. MEGAFUGE 1 0S MEGAFUGE 1 0RS MEGAFUGE 2 0RS C qn Dw Tl D ree VET Megafuge 1 0S Dress Ll wawa Megafuge 1 0RS Heraeus Operating instructions User interface Sepacontrol Megafuge 2 0RS User interface Sepacontrol User interface Sepacontrol The user i tions The nterface Sepacontrol from Heraeus is designed for programming and using the operating func present description substitutes the corresponding section of your operating instructions The figure below shows the user interface of the Megafuge 1 0RS which is described in detail below On the last page of the Appendix you will find the same figure enlarged to full page size Key operated switch diagnostic left and right digit selection respectively LEDS PER display E setpoint lig pent a eae run time assu sect lid release key operated switch ippalnce curves SE SC Ee change oben H l See ad System check B ma system check program I speed Bus SO temp i g Run
6. Sepacontrol General procedure for all select fields e Press the set key The display selected for the previous run flashes e Press the select key under the desired function field until the red LED next to the parameter to be changed e g temp is lit Choose the digit to be altered by briefly pressing one of the direction keys to the left and right of the set key X7 repeatedly if necessary and increase or decrease the count by pressing the or key until the desired number is displayed e By briefly pressing the key you increase or decrease the chosen digit by one step at a time If you press and hold the chosen key the display changes continuously upward and downward respec tively Release the key as soon as you have reached the desired value and fine tune if necessary by repeatedly pressing the key e Acknowledge each entry by pressing enter To enter parameters 1 Press first the set and then the select key under the four function field speed rcf rotor ra dius until the red LED next to rotor is lit and enter the order number of the rotor only possible when centrifuge is at rest Entering the rotor order number is mandatory The built in electronics uses this information to rec ognize the maximum permissible speed and sees to it that it is not exceeded 2 Optional Choose one of the accelerating and braking curves accel and decel respectively possi ble cho
7. amming routine see above Prerequisites The centrifuge is properly installed the rotor correctly loaded and balanced the key operated switch in position A or B Program run as stored 1 Program selection Press one of the direction keys or V until the desired program number is dis played 2 Press the start stop key within 2 min The contents of the selected program memory location is loaded into the main memory and the program is executed immediately You may stop the centrifugation any time by pressing the start stop key once again Program run with modifications 1 Program selection Press one of the direction keys A or V until the desired program number is dis played 2 Press the execute or enter key the program settings are loaded into the main memory 3 Make the desired changes as detailed on page 3 The program display reads as a reminder that the current settings do no longer correspond to those of the originally selected program However the original stored program is unchanged and still available 4 Press the start stop key The program run is started at once You may stop the centrifugation any time by pressing the start stop key once again User interface Sepacontrol Quick Run operation Independent of set values you can with the lid closed start a centrifuge run using the Quick Run key ATTENTION WARNING As long as the Quick Run key is pressed the rotor is accelerated with maximum for
8. ation curve 1 9 upon pressing the braking curves select key the number of the braking curve 0 9 see Appendix speed RCF rotor type displays the set speed and upon pressing the select key successively radius the relative centrifugal force in multiples of the earth gravity g the rotor type identical to the rotor or bucket order no and the radius setting run time start delay displays the set run time and upon pressing the select key the start delay if set temperature overtemperature displays the temperature setpoint and upon pressing the select key the overtemperature control if set lowest value 5 K User interface Sepacontrol Program settings Entering settings for multiple runs permanent storage in the program memory Prerequisites key operated switch in position A centrifuge at rest You have the choice between the two methods described below to permanently store programs in the program memory A Opening the program memory before setting the run parameters 1 Press one of the keys for increasing the value or V for decreasing the value in the program field to set the desired number 01 to 32 2 Open the current memory location by pressing the store mode key The opening is signalled by a flashing display of one of the parameter fields and of the selected program number in the program dis play NOTE The selected memory location can only be opened if one of the parameter display pan
9. ce to its maximum permissible speed i e the set speed is ignored The run is continued until the key is released upon release the rotor is braked with maximum force By pressing the key once again you can switch back to acceleration Appendix Appendix LEDs lid Centrifuge lid not closed check lid imbalance Rotor not evenly loaded rotor imbalance Electronics malfunction Operating error The set temperature limit is exceeded Malfunctions measures for gn 1 Malfunction Cause Remedy Set position Setting with Position of key operated switch Turn key operated switch from flashes upon keys impossible prevents programming position C to A or B if no re system check system check program error program error overtemp overtemperature pressing the Displays re main dark Displays fail briefly Unusually loud running noise possibly with display imbal ance OPEN mes sage displayed check lid LED is lit and inter val tone sounds lid cannot be opened start and stop OK Drive stops sud denly rotor stops without braking lid cannot be opened Drive stops sud denly rotor stops without braking Drive fails brakes or keeps running noisily Centrifuge cannot be started lid ap parently closed Drive is turned off and coasts brake less to standstill Power failure Short term power failure Sudden imbalance due to broken ves
10. els is flash ing press one of the keys A V or set if necessary Upon opening a memory location you cannot switch to another location 3 Set the setpoints for the parameters as detailed on page 3 4 After having completed all settings press execute key The program number display and the parame ter display stop flashing thus showing that the recent settings have been copied from the main memory into the program memory and are available for future runs under the chosen program number B Opening the program memory after setting the run parameters 1 Select the intended program memory location exactly as described under A 1 2 Set the desired setpoints as detailed on page 3 As soon as you change the first parameter with the or key the program number display reads 3 Open the program memory selected according to B 1 by pressing store mode cf A 2 4 Store the program by actuating the execute key cf A 4 NOTE If memory location opened with store mode is not closed by execute it is closed automati cally following a timeout of 2 min Both program memory and main memory keep their respective former values i e any settings altered in the display are discarded Operation with program You can run preset programs either as stored or you may change individual settings for the current run The stored program settings are not modified by changing individual settings this is possible only via the progr
11. ices no 1 9 for both plus 0 for brakeless deceleration with decel see Appendix NOTE If with the braking curve preset to 0 the set speed is lowered during the run the newly set speed is triggered with braking curve 1 the preset curve 1 remains unchanged 3 Optional Enter the centrifugation radius You can set the radius in steps of 10 mm and 1 mm respec tively from the nominal radius maximum value to the smallest radius compatible with the design When preselecting an RCF value see below the set RCF value corresponds to the radius en tered here 4 Set the speed or alternatively the relative centrifugal force RCF in multiples of the earth gravity g To do this choose the respective parameter speed or rcf in the four function field speed rcf ro tor radius and enter the desired value 5 Set the run time Select time and enter the desired run time The time measured is the one between the start and the end of the braking process h min Entry and display in hours and minutes between 0 00 and 9 59 h Entry and display in hours between 10 and 99 hld Continuous operation hld hold 6 Optional Enter the desired start delay 1 min to 99 hours display delay 7 Only refrigerated centrifuges MEGAFUGE series RS Set the temperature to a value between 0 C and 40 C 8 Optional only refrigerated centrifuges MEGAFUGE series RS Set the overtemperature control to the desired value
12. nnrrnrereesrene nnn 5 Operation with program 1 edet uuu ua debit aa aus Au aqasha de agde Du aaa 5 Program run as aes DEE 5 Program run with mOodifieati fiS u L uu eee u Su uui errant ee Suyaypa ERE AEA emen nennen enne 5 Quick R n operation u untu enee de EEN kuqa kaa A u eae 6 PRD POTD EE 7 Diagnoshe rc 7 Malfunctions measures for seit hein 7 Technical data of Sepaconttrol i trt heit aint teer Mie tha leche MAIER SERE Nie ILI eet Rata Mti Ie ang reed his 9 Acceleration and braking Curves et itte rtu reiten t etie eise th nO tut ege dire Dee LIU etur diu aros 10 ee Lee e 10 Braking UO i initi cb an Taan Tegan araa Taa ar aTait anri ais 10 12 esKendro Laboratory Products Kendro Laboratory Products GmbH Telefax Postbox 15 63 D 63405 Hanau Germany Telephone 49 61 81 35 300 49 61 81 357 49 Sales 49 55 22 31 62 76 Service Telephone 49 55 22 31 62 22 Service In the interest of continuous product development we reserve the right to make changes without express notice 20056899 MegaS GB 10 98 Printed in Germany
13. sel and mass shift Rotor or drive damage Malfunction in the control Damaged fans or compres sor Lid lock not properly en gaged Lid lock defective Lid lock was opened manu ally during the run action not permitted Lid lock safety circuit has tripped sponse call Service Check power supply if OK call Service Start anew If the centrifuge does not stop by itself press quick run key Look for apparent cause at standstill and relieve if possible Other wise call Service Press lid forcefully down do not bang If LED does not go out call Ser vice 1 Press lid shut immediately switch mains supply OFF ON press start to resume cen trifugation otherwise stop Safety circuit malfunction call Service Appendix Malfunction Cause Remedy imbalance LED is lit inter val tone overtemp LED LED is lit interval tone E 17 display system check LED is lit interval tone system check LED is lit interval tone E xx display flashes in the speed panel other possible xx numbers 00 24 Centrifuge brakes maximally with braking profile 9 After starting Drive switched off refrigerating unit running During operation Centrifuge stops without braking refrigerating unit running Upon pressing lid key at standstill During operation Drive coasts brakeless to standstill At standstill Drive switched off after s
14. tart Rotor unevenly loaded 2 Bucket does not swing out properly or not at all 3 Sudden vessel breakage with center of gravity shift by leaking liquid 4 Defective drive mechanism damaged motor shaft 5 Mechanical or other changes on rotor or buckets 6 Centrifuge tilted At alarm is activated because the rotor chamber has not been precooled to temperature set point Overtemperature alarm dis played temperature exceeds permissible threshold value temperature of the environment 35 C max or distance to wall 15 cm 1 At dependent cooling capac ity of refrigerating unit insuf ficient No At programmed defective refrigerating unit Lid lock mechanism jammed does not open Lid lock defective Tripping of a thermal or electri cal protection function e g E 08 Malfunctions in data transmis sion or measuring Distribute buckets inserts and fillings evenly 2 Clean and grease 70006692 rotor pin and opposite surface on the bucket 3 Remove splinters broken parts and sample residues clean buckets and fill anew restart with reduced speed if necessary 4 Do not start drive any more Call Service 5 Discontinue use of rotor and or buckets Inform Ser vice 6 Align centrifuge drive call Service if necessary Open lid turn off At close lid and start wait until cooled to desired setpoint temperature range then activate At Wait un
15. til centrifuge has cooled possibly remove and cool sam ples after standstill precool cen trifuge and run again if neces sary do not operate near heat generators Repeat run with reduced speed if deviations are considerable call Service Call Service Mains supply OFF check lid lock mechanism and correct if neces sary Call Service Switch off centrifuge and resume operation after a minimum of 15 min if error occurs repeatedly call Service Mains supply OFF ON if error persistent call Service Appendix Technical data of Sepacontrol Feature Program memory Program backup Data storage Diagnostic messages Digital parameter display Acceleration curves Braking curves Speed selection RCF selection Rotor selection Radius selection Time selection in 3 modes hld h min h Start delay in 3 modes h min h Time display with Quick Run min sec mode t mode Temperature selection Overtemperature control At 5 K lt At lt 40 C T setpoint 5 K lt At lt 10 K adjustable in 1 K steps Possible settings for 32 complete sets of parameters unauthorized intervention in stored programs lockable via a three step key operated switch almost unlimited with NV RAMs via LEDs for lid not closed during operation unbalanced loading general malfunction of the instrument data transmission error overtemperature for program number acceleration and braking profiles speed RCF rotor radi
16. us time start delay temperature and overtemperature 1 9 profiles selectable 1 9 profiles and 0 coasting to standstill continuously between 100 min and maximum speed in steps of 1000 100 and 10 min continuously between 1 x g and maximum RCF value in steps of 1000 100 10 and 1 x g integral numbers organized according to order numbers in ascending order dependent on rotor in 0 1 cm steps continuous operation 1 min 9 h 59 min 10h 99h immediate start no delay 1 min 9 h 59 min 10h 99h 1s 9min 59s 10h 99h 0 C 40 C in steps of 10 K and 1 K no overtemperature control if 0 C Tsetpoint lt 30 C if 31 C lt Tsetpoint lt 40 C 10 speed rpm Appendix Acceleration and braking curves Acceleration curves 4000 3000 2000 speed rpm 1000 Braking curves 4000 3000 2000 1000 2 V Tm J S 240 300 360 420 Appendix 11 Sq371 1ueuiuBisse snipes eunjeJeduue 1oAo0 vH kejap eJnjeJeduue Buneiodo euun uni ad 10104 Dunes 1uiodies 6umes juiodjes POENA shay 199l s Aay dojs yeys punuon om J Bui doo sp 1 N3INDH ISNI Y GS oelo i ees e dsip ues Joy pe u GEESS GT e Bags uny yoinp oo jes oseo oJ ung oino pil uedo eunjejeduiel Kejap sebessow eDueuo ISAO ues pech juodies emgeet oun uni SnIpeJ OS 9J8I DI Ke dsip ad A 10
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