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USER MANUAL
CF-350 Centrifuge
Version: B
Date: July 2024
Document Number: 03-2020-350
For research only. Not for use in diagnostic procedures

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Summary of Contents for revvity CF-350

  • Page 1 USER MANUAL CF-350 Centrifuge Version: B Date: July 2024 Document Number: 03-2020-350 For research only. Not for use in diagnostic procedures...
  • Page 2 Copyright This manual is published by Revvity 935 Cobb Place Blvd, Kennesaw, GA 30144 USA. Copyright Revvity, Inc. All rights reserved, including but not limited to those rights to reproduce this publication or parts thereof. Reproduction of this publication or parts thereof, or the products it describes, by any means or in any form is expressly prohibited without the written permission of Revvity.
  • Page 3 This product is warranted to be free from defects in material and workmanship for a period of ONE YEAR from the date of delivery. Revvity will repair or replace and return free of charge any part which is returned to its factory within said period, transportation prepaid by user, and which is found upon inspection to have been defective in materials or workmanship.
  • Page 4: Table Of Contents

    Table of Contents Table of Symbols ................................... 5 Safety Information ................................6 Intended Use ..................................7 Specifications ..................................7 Installation ....................................8 Unpacking ....................................8 Installation Location ................................8 Connecting the Power Cord ............................... 8 Instructions for Use ................................9 Control Panel Description ..............................
  • Page 5: Table Of Symbols

    Table of Symbols Symbol Description Symbol Description Caution. Refer to the On (power). User documentation (IEC 60417-5007) (ISO 7000-0434B) Hazardous voltage; risk Off (power). of electric shock. (IEC 60417-5008) (IEC 60417-6042) Consult Instructions for Fuse. (IEC 60417-5016) Use. (ISO 7000-1641) WEEE symbol CE Compliance Mark (EN50419:2005)
  • Page 6: Safety Information

    Safety Information Before using the machine, make sure to read and understand this manual thoroughly. Keep the manual close to the machine, easily accessible to all the users. Improper operation can cause injury to persons or damage to the equipment. In the interest of your own personal safety, always observe the following safety instruc- tions: Do not use rotors and buckets, which show clear signs of corrosion or mechanical defects.
  • Page 7: Intended Use

    Intended Use The CF-350 is a laboratory centrifuge intended to be used in laboratories for separating the substances with different specific densities by centrifugal for In particular, it is intended for preparation of human samples (body fluids), in approved test tubes, before further analysis.
  • Page 8: Installation

    Retain the packaging material for any subsequent transport or storage, which are allowed only in the original packaging. The CF-350 Centrifuge consists of the following: Description Quantity...
  • Page 9: Instructions For Use

    Instructions for Use Window Knob Control Panel Main Switch Name Label Fuse Compartment Mains Socket Foot Auxiliary Lid Release...
  • Page 10: Control Panel Description

    Control Panel Description Before using the centrifuge for the first time, familiarize yourself with the control panel and the functions of the knob and keys. Run Indicator (four lamps) Display for rotational speed (RPM) and centrifugal force (RCF) Indicator for selection indication between rotational speed (RPM) and centrifugal force (RCF) Knob for setting and selecting between rotational speed (RPM) and centrifugal force (RCF) Display for time, acceleration level (AcX) and braking level (brX) Knob for setting and selecting between time, acceleration level (AcX) and braking level (brX)
  • Page 11: Knob And Button Functions

    Knob and Button Functions SHORT PRESS: By pressing this key, you start and end the run of the centrifuge. When you press the key for the first time, the centrifuge starts to run. When you press it again, the centrifuge stops. The next run is possible, when the rotor stops completely.
  • Page 12: Rotor Loading

    Rotor Loading Test tubes in the rotor must always be loaded symmetrically. You may use only approved test tubes. Weight difference of the samples in test tubes should be as low as possible in order to avoid potential damages of the motor and to minimize running noise and vibration.
  • Page 13: Setting The Rotational Speed And Centrifugal Force

    Setting the Rotational Speed and Centrifugal Force By rotating this knob, you change the values of the parameters. By rotating the knob to clockwise direction, the values are increasing, and by rotating it to counter-clockwise direction, they are decreasing. By pressing on the knob you choose between: •...
  • Page 14: Program Setting

    NOTE: All the operation parameters can be changed during the operation of the centrifuge, and it starts to work with the new settings after that. • Changing the run time during operation You should be aware, that when you extend run time, the difference between newly set and originally set time is added to current time, and when you shorten run time, the difference is subtracted.
  • Page 15: Rotor Recognition

    The following table shows factory preset values of operation parameters for all 100 programs: Accelera- Rotational Braking Run Time tion Program Speed Level (Min) Level (RPM) (brX) (AcX) PROG 0 8000 PROG 1 8000 PROG 2 10000 PROG 3 10000 PROG 4 12000 PROG 5...
  • Page 16: Display The Set Values During The Run

    Display the Set Values During the Run During the run, the centrifuge shows the current values of the operation parameters on displays. If you wish to check the set values of the parameters, select the desired parameter by pressing the corresponding key. The key lights up.
  • Page 17: Maintenance And Cleaning Of The Centrifuge

    Maintenance and Cleaning of the Centrifuge Regular Service We recommend having the centrifuge and associated rotors checked by authorized service at least once a year. You must thoroughly clean and disinfect the centrifuge prior to service. Cleaning the Centrifuge After every centrifugation, please remove any condensed water from the rotor chamber using a soft, ab- sorbent cloth.
  • Page 18: Troubleshooting

    Troubleshooting If an error occurs during the operation of the centrifuge, an error message appears on the display, and the centrifuge stops automatically. The display shows message ERROR and number of the error EXX (XX is the error number). Display Responsi- Problem Solution...
  • Page 19 Display Problem Solution Responsi- Speed Time Reduce braking level User Voltage overload on the DC Error on frequency regulator Service link Error on braking resistor Service Voltage too low on the DC Check power supply Service link Repeat run User Reduce acceleration level User Current overload of the...
  • Page 20: Users Parameters

    Users Parameters Accessing Parameters With user’s parameters, you can check and set some of the operational properties of the centrifuge. For entering to user’s parameters, the centrifuge must be in stand-by mode. Simultaneously press the LEFT and RIGHT keys. The first parameter shows on display (ror). Then you can select the parameters by pressing the LEFT and RIGHT keys.
  • Page 21: Replacing The Centrifuge Fuses

    Replacing the Centrifuge Fuses The following fuses are required for CF-350 Centrifuge: 2 x 16AT 250V (120V) 2 x 10AT 250V (230V) • Unplug mains plug from the mains socket. • By pressing the locking device on the left side of the fuse compartment, the fuse holder is released and you can pull it out.
  • Page 22: Appendix

    Appendix Calculation of Centrifugal Force For the calculation of the centrifugal force (RCF), stated as a multiple of the gravitational force “g”, use the following formula: RCF ..Relative centrifugal force ( x g) RCF = 11.18 x r x ( n / 1000 )2 r ....
  • Page 24 Users should exercise caution when handling materials as they may present unknown hazards. Revvity shall not be liable for any damages or losses resulting from handling or contact with the product, as Revvity cannot control actual methods, volumes, or conditions of use. Users are responsible for ensuring the product’s suitability for their specific application.

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