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Heraeus Kendro Biofuge stratos Instructions For Use Manual

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Summary of Contents for Heraeus Kendro Biofuge stratos

  • Page 1 Biofuge Instructions for use...

  • Page 2: How To Use This Manual

    How to use this manual Use this manual to get acquainted with your centrifuge and its accessories. The manual helps you to avoid inappropriate handling. Overleaf you will find a graphic Make sure to keep it always close to the centrifuge. representation of the control panel with a survey of the most important functions A manual that is not kept handy cannot provide...
  • Page 3 acceleration speed/RCF braking run time temperature Quick run profiles profiles open lid stop start program memory lock rpm/RCF display program selection switch "set" keys "set" keys program display back panel: pump connection for continuous operation mains connection The mains switch is located on the right-hand side panel. Up = ON Down = OFF...
  • Page 4 Control panel of the Biofuge stratos Keys Display panels start : normal start stop : manual stop Program display/program selection open lid: open lid (possible only with the instrument left symbol: successive program selection 1-9 and P switched on) right symbol: opening/closing program memory Quick run: short-term operation of the centrifuge as long as...

  • Page 5: Table Of Contents

    Contents Contents Operation........... 25 For your safety..........3 Switching on the centrifuge ........25 Proper use..............3 Opening the lid............25 Improper use ............3 Closing the lid ............25 Centrifuging hazardous materials ......3 Inserting the rotor............26 Handling the centrifuge ..........4 Handling of rotors and seals .......26 Conformity to current standards.......
  • Page 6 Contents Changing the settings during the run ..... 36 Troubleshooting........47 Stopping the centrifuge .......... 37 Emergency lid release ..........47 Stopping with preset time ........37 Problems you can handle yourself......49 Stopping with continuous operation ....37 In case you must call the Service ......56 Temperature regulation at rest.......

  • Page 7: For Your Safety

    Proper use centrifuge designed separate liquid- Heraeus centrifuges are manufactured according to suspended materials having different densities and current technical standards and regulations. Nonethe- particle size, respectively (maximum sample density is less, centrifuges may pose danger to individuals and 1.2 g/cm³ {ml} at maximum speed).

  • Page 8: Handling The Centrifuge

    For your safety • Do not centrifuge toxic or radioactive substances or • You may use the centrifuge only with a properly pathogenic microorganisms without suitable safety loaded rotor. You must not overload the rotor. systems. • Strictly follow the rules and regulations for cleaning If microbiological samples of risk group II (according and disinfection to "Laboratory Bio-safety Manual"...

  • Page 9: Conformity To Current Standards

    For your safety Conformity to current standards Safety instructions in this manual Heraeus centrifuges are manufactured and tested This symbol denotes potential hazards to according to the following standards and regulations: persons. - For all voltages This symbol denotes potential damage to •...
  • Page 10 For your safety for your notes...

  • Page 11: The Biofuge Stratos

    The Biofuge stratos The Biofuge stratos Safety systems The Biofuge stratos is equipped with a number of The figure below shows a general view of the Biofuge safety systems: stratos with open lid and the rotor put into place. • Housing and rotor chamber manufactured from sheet steel;...

  • Page 12: Properties

    The Biofuge stratos Properties Items delivered The Biofuge stratos is a laboratory centrifuge for use Items delivered with the centrifuge comprise: with a variety of rotors and a large number of commer- − power cord cially available centrifuge tubes. − a special wrench for fixing the rotor The preset speed is reached in seconds.

  • Page 13: Functions And Features

    The Biofuge stratos Functions and features Part/function Description/feature design / housing galvanized sheet chassis with armored shell tank stainless steel drive induction drive without carbon brushes key and display board key and display elements covered by an easy-care protective foil control microprocessor-driven by Easycontrol II main memory...

  • Page 14: The "Easycontrol" User Interface

    The Biofuge stratos The "Easycontrol" user interface Function Feature program memory • [ - ] main memory operation • [ P ] rotor temperature equalization • [ 1...9 ] storage places • [ ≡ ] "quick run" mode acceleration/braking profiles 1 = slow, ...
  • Page 15 The Biofuge stratos Function Feature lid opening automatic unlocking via "open lid" key ( (unlocking in case of power failure: see chapter "Troubleshooting") start start key ( stop stop key ( "quick run" mode pressing the "quick run" key ( ) actuates maximum acceleration up to the maximum permissible speed;...
  • Page 16 The Biofuge stratos for your notes...

  • Page 17: Accessories

    Rotor program and accessories Accessories The Biofuge stratos is delivered without rotor! You may choose from among a large variety of rotors available as accessories. (see Rotor program, Table 1). In addition, there are sets of adapters and reduction sleeves for diverse commercially available vessels (see Adapters, Table 2).

  • Page 18: Rotor Program

    Rotor program and accessories Rotor program Table 1: Rotor program (1) * differences for 120V instruments are shown in parentheses Rotor designation microliter rotor microliter rotor 24 x 1.5 ml 24 x 2.0 ml order no. 7500 3331 7500 3332 maximum permissible load [ g ] 24 x 3.5 24 x 4...
  • Page 19 Rotor program and accessories Rotor program Table 1: Rotor program (2) * differences for 120V instruments are shown in parentheses Rotor designation fixed-angle rotor fixed-angle rotor fixed-angle rotor 16 x 16 ml 8 x 50 ml 6 x 94 ml order no.
  • Page 20 Rotor program and accessories Rotor program Table 1: Rotor program (3) * differences for 120V instruments are shown in parentheses ® Rotor designation drum rotor Highconic rotor 6 x 50 ml order no. 7500 3044 7500 3057 maximum permissible load [ g ] 8 x 80 6 x 130 maximum speed n...
  • Page 21 Rotor program and accessories Rotor program Table 1: Rotor program (4) * differences for 120V instruments are shown in parentheses Rotor designation swinging bucket rotor swinging bucket flow-through rotor 4 x 180 ml rotor 2 x 2 microtiter 300 ml order no.

  • Page 22: Adapters

    Rotor program and accessories Adapters Table 2: Adapters (1) max. vessel dimensions Adapters for vessel number color order no. ∅ x length microliter rotor capacity per set [ mm ] 7500 3331 [ ml ] reduction sleeve PCR 6.2 x 20 gray 7600 3250 reduction sleeve...
  • Page 23 Rotor program and accessories Adapters Table 2: Adapters (2) Adapters for max. vessel dimensions number number color order no. ® Highconic rotor ∅ x length per rotor 7500 3057 adapter [ mm ] 1.5 ml micro vessels 11 x 58 7600 2905 3.5 ml 11 x 103...
  • Page 24 Rotor program and accessories Adapters Table 2: Adapters (3) Buckets and adapters for max. vessel number color order no. swinging bucket rotor dimensions ∅ 7500 3047 ∅ x length / * rotor [ mm ] [ mm ] Round vessels 180 ml x 112 7500 8172 12 x...
  • Page 25 Rotor program and accessories Adapters Table 2: Adapters (4) Racks for number number color order no. drum rotor 7500 3044 adapter rotor 1.5 ml micro vessels yellow 7600 1499 1.5 / 2 ml micro vessels 7600 1244 1.5 / 2 ml micro vessels( 60° ) white 7500 1498 0.3 ml micro capillary vessels...
  • Page 26 Rotor program and accessories for your notes...

  • Page 27: Before Use

    Before use Before use Transport and installation Damage to the centrifuge by jolting! The centrifuge is delivered in a special box. Cut it open Transport the centrifuge only in the and remove the protective material. upright position using the special box provided with the instrument When transporting the centrifuge, con- and secure it properly.

  • Page 28: Positioning The Instrument

    Before use • The location must be well ventilated at all times. Mains connection Connect the centrifuge only to an earthed mains sup- Positioning the instrument ply. Make sure that the cable is compatible with the Following a relocation, the centrifuge must always be safety regulations valid in your country, and that your properly positioned with the adjustable bases.

  • Page 29: Operation

    Operation Operation Switching on the centrifuge Turn on the mains switch on the right-hand side of the front panel. For a couple of seconds the following reading appears in the control panel: Opening the lid Press the "open lid" key If the message "Lift Lid”...

  • Page 30: Inserting The Rotor

    Operation 5. If you have positioned the rotor correctly, you can Inserting the rotor tighten the clamping sleeve easily using the socket wrench supplied. Improper or improperly combined 6. Place the rotor cap onto the rotor and screw it on. accessories may cause severe dam- age to the centrifuge! Regularly check the proper positioning of...

  • Page 31: Maximum Loading

    Operation You must replace damaged O rings! Loading the rotor Replacements parts are delivered with the rotor or can Maximum loading be ordered separately as spare part package. – 7500 3404 for the rotors: Overloading may cause the rotor to # 3331, # 3332, # 3334 , # 3335, # 3336 explode! Exploding parts may se- verely damage the centrifuge!

  • Page 32: Filling The Centrifuge Tubes

    Operation Filling the centrifuge tubes Loading for aerosol-tight operation Check carefully whether your sample For the centrifugation of hazardous vessels are permissible for the re- samples you must always respect the spective g value and reduce the highest permissible sample amounts. speed if necessary.

  • Page 33: Checking Of Aerosol-Tight Bio-Containment

    Operation For a quick test one can check the aerosol-tight buck- Checking of aerosol-tight bio-containment ets and fixed angle rotors according to the following The checking of the rotor type and bucket was done procedure: according to the dynamic microbiological test proce- •...
  • Page 34 Operation Rotor vessel type / maximum filling volume microliter rotor Reakt 1.5 ml 1.0 ml 24 x 1.5 ml #3331 microliter rotor Reakt 2.0 ml 24 x 2.0 ml #3332 1.5 ml 48 x 2.0 ml #3348 fixed-angle rotor 94 ml / glt 94 ml / Schr 85 ml/Oakr 50 ml/glt...

  • Page 35: Placing The Tubes In The Rotor

    Operation Placing the tubes in the rotor The rotor must be loaded symmetrically. When loading Uneven loading can in the extreme the rotor only partially, you must ensure that opposite case lead to actuation of the unbal- bores always receive tubes of equal weight (when cen- ance detection.

  • Page 36: Entering Parameters

    Operation Selecting the speed Entering parameters The centrifuge can be set to a minimum of 300 min Braking curves and to a maximum of 23,300 min (depending on the The Biofuge stratos offers 9 acceleration and braking rotor). profiles respectively for optimally centrifuging samples You can adjust the speed in steps of 10 min .

  • Page 37: Entering The Rcf Value

    Operation a number of seconds, then changes to permanent Concerning the RCF value display. The speed is now stored. The relative centrifugal force (RCF) is given in multi- 5. For faster operation, you may shift the flashing cur- ples of the earth gravity g. It is a dimensionless number sor in the speed/RCF and in the run time panels: that allows one to compare the efficiency of separation or sedimentation of diverse instruments, since it is in-...

  • Page 38: Selecting The Run Time

    Operation 4. Release the key as soon as you have reached the Selecting the run time desired value, and fine tune if necessary by re- There are two time modes: standard and extended. peatedly pressing the key. In the standard time mode you can select a run time The minute display flashes for a number of sec- between 1 min and 9 h 59 min or continuous operation onds, then changes to permanent display.

  • Page 39: Selecting The Temperature

    Operation In analogy to the standard time mode (from 10 h the 4. Release the key as soon as you have reached the run time is entered in one-hour steps). desired value, and fine tune if necessary by repeat- edly pressing the key. Selecting the temperature The temperature display flashes for a number of sec- You can preselect the temperature in the range of...

  • Page 40: Starting The Centrifuge

    Operation Starting the centrifuge Unbalance detection Once the rotor is properly placed, the mains switch is In case there is an unbalance in the rotor, this is indi- turned on and the lid is closed, you can start the centri- cated at a speed slightly exceeding approximately 300 fuge.

  • Page 41: Stopping The Centrifuge

    Operation Stopping the centrifuge Temperature regulation at rest Stopping with preset time The precise control becomes active once the rotor has been identified; the speed panel then displays "End". Normally the run time has been preselected, and all you have to do is wait until the centrifuge terminates If the rotor has not been identified (lid has been closed the run automatically at the end of the preset time.

  • Page 42: Working With Programs

    Operation Working with programs Entering/changing a program As default values, the program places 1 to 9 are all Maximally 9 programs may be stored in program mem- preallocated the same values. ory. Program display Depending on operating mode, the following 4 symbols may be displayed: •...

  • Page 43: Centrifuging With A Program

    Operation − By actuating the program memory lock key the pro- Short-time centrifugation gramming is finished: For short-term operation, the Biofuge stratos is → Program number flashes; from now on the pro- equipped with a "quick run" function. gram is operative. Short-term centrifugation is started by pressing the Repeat the process to allocate values to additional "quick run"...

  • Page 44: Removing The Rotor

    Operation Removing the rotor Acoustic signal To remove the rotor, you must follow the steps de- Accompanying all error messages, a warning signal is scribed for insertion in reverse order. given out which is silenced upon pressing any key. As an option, you can also signal the end of a run acoustically.

  • Page 45: Maintenance And Care

    Maintenance and care Maintenance and care Cleaning Maintenance to be performed by the cus- Pull mains plug before cleaning the tomer instrument! For the protection of persons, environment and mate- rial you are obliged to clean the centrifuge regularly Clean the casing, the rotor chamber, the rotor and the and to disinfect it if necessary.

  • Page 46: Disinfection

    Maintenance and care Disinfection If a centrifuge tube containing infectious material leaks During cleaning liquids and espe- during a run, you have to disinfect the centrifuge im- cially organic solvents should not mediately. come into contact with the drive shaft and the ball bearing. Organic solvents may decompose Infectious material could enter the centri- the lubricant of the motor bearing.
  • Page 47 Maintenance and care Rotor and rotor chamber must be treated with a neu- 4. Remove the centrifuge tubes and adapters, and tral, universal disinfectant. Best suited for this purpose disinfect them or dispose of them as necessary. are disinfectant sprays, ensuring that all rotor and ac- 5.

  • Page 48: Decontamination

    Maintenance and care Decontamination For general radioactive decontamination, use a solu- Chemical additives to the steam are not tion of equal parts of 70% ethanol, 10% SDS and wa- permitted. ter. Follow this with ethanol rinses, then de-ionized water rinses, and dry with a soft absorbent cloth. Dis- pose of all washing solutions in appropriate radioactive Never exceed the maximum permis- waste containers!

  • Page 49: The Kendro Service Offer

    Maintenance and care The KENDRO service offer Warranty conditions Kendro Laboratory Products recommends annual ser- The warranty period starts with the day of delivery. vicing of the centrifuge and the accessories by author- Within the warranty period the centrifuge is repaired or ized customer service or trained professionals.
  • Page 50 Maintenance and care Notes...

  • Page 51: Troubleshooting

    Troubleshooting Proceed as follows: Troubleshooting 1. Make sure that the rotor stands still (consult window Emergency lid release in the lid). In case of a power failure you cannot open the lid nor- During a power failure it is impos- mally using the normal electrical lid unlocking mecha- sible to lock the lid once the emer- nism.
  • Page 52 Troubleshooting cal lid unlocking mechanism. The lid opens, and you can remove your samples. 4. Finally, push the rip cord back into the instrument and close the opening with the plastic plug. Once the power is back, you can connect the instru- ment to the mains supply and turn it on.

  • Page 53: Problems You Can Handle Yourself

    Troubleshooting Problems you can handle yourself If problems other than those described in the following tables arise, you must consult the authorized service. Error Behavior of the centrifuge Possible causes and corrective measures Displays remain The motor stops. Mains failure or not connected dark The rotor stops without 1.
  • Page 54 Troubleshooting Error Behavior of the centrifuge Possible causes and corrective measures Centrifuge is exceptionally – 1. Stop the centrifuge by pressing the "stop" key , in case of noisy. emergency pull mains plug. 2. Wait until the centrifuge stands still. 3.
  • Page 55 Troubleshooting Error Behavior of the centrifuge Possible causes and corrective measures Message "rotor" Rotor decelerates with brake Set speed exceeds permissible maximum speed for the rotor appears in display. on following a pause. in question. (The same holds for RCF setting) A) For about 15 sec.
  • Page 56 Troubleshooting Error Behavior of the centrifuge Possible causes and corrective measures E-00 Motor does not start. Motor or rotor blocked. 1. Switch instrument off and on again using the mains switch. 2. Open the lid. 3. Check whether the rotor can turn freely. If you cannot thus relieve the malfunction, call our Service.
  • Page 57 Troubleshooting Error Behavior of the centrifuge Possible causes and corrective measures E-06 Rotor stops without braking Communication error between keyboard and main processor. to standstill. Switch the instrument off and on again. If the error persists, call Instrument cannot be our Service.
  • Page 58 Troubleshooting Error Behavior of the centrifuge Possible causes and corrective measures E-14 Instrument does not start or No rotor present or rotor identification impossible brakes to standstill. A) Check whether a certified rotor is inserted. B) Following a brief power failure, the rotor could not be identified. Switch the instrument off and on again using the mains switch.
  • Page 59 Troubleshooting Error Behavior of the centrifuge Possible causes and corrective measures E-23 Rotor stops without braking • Mains voltage too low to standstill or does not start • Excessive pressure in the refrigerating unit or motor at all. overheated 1. Turn instrument off and pull mains plug. 2.

  • Page 60: In Case You Must Call The Service

    Troubleshooting The last information displayed is the current cycle In case you must call the Service status. Should you require our Service, please tell us the or- Cycle counter __235 der no. and serial number of your instrument. You find The values given are only examples! the pertinent information at the back of the instrument near the socket for the mains plug.

  • Page 61: Technical Data

    Technical data Technical data Function/parameter Value environmental conditions indoor use max. elevation 2000 m above sea level max. relative humidity 80 % up to 31 °C; linearly decreasing down to 50 % relative humidity at 40 °C permissible temperature of the environment +2 °C to +40 °C run time standard mode: 1 min to 9 h 59 min, hold = permanent operation...
  • Page 62 Technical data Function/parameter Value Testing standards - all devices manufactured and examined in agreement with: IEC 61010-1:1990 + amendment 1:1992 + amendment 2:1995 IEC 61010-2-020:1993 + amendment 1:1996 - Pollution degree 2, - Overvoltage category II - for 120 V only CAN/CSA-C22.2 No.

  • Page 63: Electrical Connections/Fuses

    Technical data Electrical connections/fuses Order no. Voltage Frequency Nominal Power Fuse protection Fuse pro- current consump- (thermic excess tection of tion current release) of building instrument 7500 5282 230 V 50/60 Hz 8.0 A 1500 W 14 A 16 AT 7500 5283 230 V 50/60 Hz...
  • Page 64 Technical data...

  • Page 65: Appendix

    Appendix Appendix Acceleration and braking curves On the following pages you find acceleration and brak- ing profiles on opposite pages respectively.
  • Page 66 Appendix 24000 20000 16000 12000 Biofuge stratos acceleration profiles #3331 8000 4000 time [s]...
  • Page 67 Appendix 24000 20000 Biofuge stratos braking profiles #3331 16000 12000 8000 4000 time [s]...
  • Page 68 Appendix 16000 14000 12000 10000 8000 Biofuge stratos acceleration profiles 6000 #3334 4000 2000 time [s]...
  • Page 69 Appendix 16000 14000 Biofuge stratos 12000 braking profiles #3334 10000 8000 6000 4000 2000 121 151 181 211 241 271 301 331 361 391 time [s]...
  • Page 70 Appendix 6000 5000 4000 3000 Biofuge stratos acceleration profiles #3047 2000 1000 time [s]...
  • Page 71 Appendix 6000 5000 Biofuge stratos braking profiles #3047 4000 3000 2000 1000 time [s]...
  • Page 72 Appendix...

  • Page 73: Speed/Rcf Diagrams

    Appendix Speed/RCF diagrams Speed/RCF diagram microliter rotor 24 x 1,5 ml 7500 3331 100000 = 23 300 rpm 10000 RCF (r ) = 50 377 = 8,3 cm 1000 = 5,9 cm 1000 10000 100000 speed (rpm)
  • Page 74 Appendix Speed/RCF diagram microliter rotor 24 x 1,5 / 2 ml 7500 3332 100000 = 17 000 rpm 10000 RCF (r ) = 28 110 = 8,7 cm 1000 = 5,9 cm 1000 10000 100000 speed (rpm)
  • Page 75 Appendix Speed/RCF diagram drum rotor 80 x 2 ml 7500 3044 100000 = 13 000 rpm 10000 RCF (r ) = 16 438 = 8,7 cm 1000 = 3,8 cm 1000 10000 100000 speed (rpm)
  • Page 76 Appendix Speed/RCF diagram fixed-angle rotor 16 x 16 ml 7500 3336 100000 = 17 000 rpm 10000 RCF (r ) = 31 664 = 9,8 cm 1000 = 6,4 cm 1000 10000 100000 speed (rpm)
  • Page 77 Appendix Speed/RCF diagram fixed-angle rotor 8 x 50 ml 7500 3335 100000 = 15 000 rpm 10000 RCF (r ) = 26 916 = 10,7 cm = 5,6 cm 1000 1000 10000 100000 speed (rpm)
  • Page 78 Appendix Speed/RCF diagram fixed-angle rotor 6 x 94 ml 7500 3334 100000 = 15 000 rpm 10000 RCF (r ) = 25 406 = 10,1 cm 1000 = 6,3 cm 1000 10000 100000 speed (rpm)
  • Page 79 Appendix Speed/RCF diagram Highconic rotor 6 x 50 ml 7500 3057 100000 = 8 500 rpm 10000 RCF (r ) = 10 016 = 12,4 cm 1000 = 6,0 cm 1000 10000 100000 speed (rpm)
  • Page 80 Appendix Speed/RCF diagram swinging bucket rotor 4 x 180 ml 7500 3047 10000 = 5 000 rpm RCF (r ) = 4 863 1000 = 17,4 cm = 9,4 cm 1000 10000 speed (rpm)
  • Page 81 Appendix Speed/RCF diagram swinging bucket rotor 2 x 2 microtiter 7500 3048 10000 = 3 000 rpm RCF (r ) = 1 369 1000 = 13,6 cm 1000 10000 speed (rpm)
  • Page 82 Appendix Speed/RCF diagram flow-through rotor 300 ml 7500 3049 100000 = 17 000 rpm 10000 RCF (r ) = 25 040 = 7,75 cm 1000 = 5,0 cm 1000 10000 100000 speed (rpm)

  • Page 83: Normal Values For Minimum Sample Temperature

    Appendix Normal values for minimum sample temperature Rotor #3331 / 24 x 1.5 ml Rotor #3332 / 24 x 2 ml -13,5 -14,5 18000 20000 22000 24000 speed (min ) speed (min ) Rotor #3335 / 8 x 50 ml Rotor #3334 / 6 x 94 ml 13000 13500...
  • Page 84 Appendix Normal values for minimum sample temperature Rotor #3336 / 16 x 16 ml Rotor #3044 / drum 12000 13000 14000 15000 16000 17000 speed (min ) speed (min ) Highconic rotor #3057 / 6 x 50 ml Rotor #3046 / 4 x Falcon 50 ml Rotor #3047 / SW 4 x 180 ml -18,2 -18,4...

  • Page 85: Index

    Index Index permissible maximum · 46 acceleration curves · 63 acceleration profiles · 10, 12 braking curves · 34, 63 acceleration time · 16, 17, 18, 19 braking profiles · 10, 12 accessories · 15 braking time · 16, 17, 18, 19 wrench ·...
  • Page 86 Index necessary measures · 44 control panel readings · 10 electrical connections · 61 corrosion · 6 emergency lid release · 49 corrosive substances error codes protective tubes for corrosive substances · 6 „Lid“ · 53 cursor „OPEN“ with lid closed · 53 shifting ·...
  • Page 87 Index features · 11 icons filling volume for denoting dangers and potential damage · 7 maximum · 32 indoor use · 25 formula infectious material maximum permissible load · 29 precautions in case of tube breakage · 44 frequency · 26 inserting the rotor ·...
  • Page 88 Index lifetime min. temperature · 16, 17, 18, 19 plastic tubes · 30 minimum distance load · 16, 17, 18, 19 from wall · 25 Loading minimum sample temperature for aerosol-tight operation · 30 diagrams · 81, 82 rotor 3044 · 29 rotor 3057 ·...
  • Page 89 Index permissible speed · 29 plastic tubes limited lifetime · 30 quick run function · 41 positioning · 26 quick run mode · 10, 13 precooling · 37 preheating · 37 preselection temperature · 37 Pretemp function · 10, 37 problems Racks for drum rotor ·...
  • Page 90 Index loading · 33 built-in · 9 partial loading · 33 safety zone · 5, 25 removal · 42 sample density wrench for fixing · 10 maximum · 5 rotor cap · 28 selection rotor identification · 11, 35, 40 temperature ·...
  • Page 91 Index speed/RCF diagrams · 71 temperature setting · 37 speed/RCF display test switch · 34 aerosol-tightness · 31 standard time mode · 36 time starting the centrifuge · 38 counted forward in quick run mode · 41 stopping time display manually ·...
  • Page 92 Index vessel dimensions maximum · 20, 21, 22 voltage · 26 warning lid open during run · 9 warning signal · 42 warranty conditions · 47 wear · 6 wrench for fixing rotor · 10 for rotor insertion · 28...
  • Page 93 Kendro Laboratory Products International Sales · Asheville, NC · USA · Tel. +1 828-658 2711 · Fax +1 828-645 7581 · info@kendro.spx.com North America Kendro Laboratory Products International Sales · Asheville, NC · USA · Tel. +1 828-658 2711 · Fax +1 828-645 3368 · info@kendro.spx.com Sorvall and Heraeus products · Tel. +1 800-522 7746 Internet http://www.kendro.com...

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