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NIEUWKOOP RQflex plus 10 Manual

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RQflex plus 10
Manual English

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Summary of Contents for NIEUWKOOP RQflex plus 10

  • Page 1 RQflex plus 10 Manual English...

  • Page 2: Table Of Contents

    Contents 1 Introduction 6 Handling measurement results storing measurement results 2 Description of the instrument displaying stored data data transfer to a PC display, keys deleting data technical data 3 Setting up the instrument 7 Maintenance of the instrument insertion of batteries handling setting the time and date cleaning the adapters...

  • Page 3: Introduction

    Introduction Introduction...
  • Page 4 Introduction Please read the RQflex plus 10 instruction manual carefully before operating. The manual is well structured and illustrated. We recommend that you read the manual in conjunction with using your instrument. For the analysis procedure please follow the detailed description in the...

  • Page 5: Description Of The Instrument

    Description of the instrument Description...

  • Page 6: Display, Keys

    Description of the instrument Interface, connection to PC For RQdata only (see p. 25) Your RQflex plus 10 is a versatile, precise instrument. It is part of the Do not use to connect an external power supply! Reflectoquant® analysis system with the components: •...

  • Page 8: Technical Data

    After switching on the RQflex plus 10 a self-diagnosis is performed for Instrument, tests, and bar-code strips are tuned to each other. Ensure that the about 1 second. Ensure that all functions, especially the multifunctional reference number (code) for all three components matches.

  • Page 9: Setting Up The Instrument

    Setting up the instrument Operation...

  • Page 10: Insertion Of Batteries

    Setting up the instrument Important Insert the four supplied batteries into the instrument (AAA). When the LOW BATTERY sign first appears, approximately 20 measurements can still be performed. Afterwards the instrument Insertion of batteries cannot be switched on. After screen shutdown, data will be safe for at least two minutes. When? To avoid losing stored data, replace batteries immediately.

  • Page 11: Setting The Time And Date

    Setting the time and date 12:55 M E M S TA R T 12:07 When? T E S T O N / O F F 1 . With a new instrument. 2 . With the change of summer/winter time. 3 . Check after replacement of batteries. PM 12:55 M E M S TA R T...
  • Page 12 Merck RQflex plus 10 The RQflex plus 10 is the only mobile analysis system that can evaluate both test strips and cell tests.

  • Page 13: Coding

    Coding Coding...

  • Page 14: Reasons For Coding

    Coding F:50 F:50 When? M E M S TA R T M E M S TA R T CO DE 1 . With a new instrument. T E S T O N / O F F T E S T O N / O F F 2.

  • Page 15: Measurement

    Measurement Measurement...

  • Page 16: Method Procedures A, B, C, D, E

    Before starting the measurement, insert the required adapter (strip adapter or cell adapter) into the RQflex plus 10 and ensure that the adapter is properly locked into the guide.
  • Page 17 Procedure A F:50 6 . Five seconds before the end of the M E M S T A R T CODE reaction time the beeper sounds and the T E S T O N / O F F In this procedure, only the reaction time of the Reflectoquant® strip blinking strip symbol is displayed.
  • Page 18 Procedure B F:50 12:55 12.07 M E M S TA R T M E M S TA R T CODE Besides the reaction time of the Reflectoquant® strips this procedure also S E C T E S T O N / O F F T E S T O N / O F F considers the reaction times of auxiliary reagents.
  • Page 19 6 . Five seconds before the end of the reaction time the beeper sounds and the blinking strip symbol is displayed. Now insert the strip all the way into the 12:55 12.07 12:55 12.07 M E M S TA R T M E M S TA R T measurement chamber.
  • Page 20 Procedure D 8 . Two alternately blinking strip symbols in the display prompt you to remove the This procedure is used to calibrate the instrument by means of an already first strip and to insert the second strip used Reflectoquant® strip. Insert the strip adapter. into the measurement chamber.
  • Page 21 Procedure E 12:55 12.07 7 . After inserting the cell, close the lid and M E M S T A R T S E C press the START button anew (A). T E S T O N / O F F This procedure is used to evaluate cells.
  • Page 22 Important Remarks regarding serial measurements If you wish to measure e.g. several nitrate samples, it is advisable to follow Interrupting the measurement procedure (menu guidance) the procedure below. For repeat serial measurement the countdown function is not available and an additional stopwatch is needed. When? 1 .

  • Page 23: Handling Measurement Results

    Handling measurement results Data handling...

  • Page 24: Storing Measurement Results

    Handling measurement results Important When? The display of F:00 indicates that all 50 storage slots are occupied. 1 . To store measurement results. The next measurement result overwrites the oldest one (i.e measurement 51 2 . To recall measurement results. replaces 1).

  • Page 25: Displaying Stored Data

    Displaying stored data F:50 F:50 M E M S TA R T M E M S TA R T CODE C O D E How? T E S T O N / O F F T E S T O N / O F F 1 .

  • Page 26: Deleting Data

    Deleting data Important When? All stored data for a method are deleted when the instrument is coded 1 . To delete the last result. with a new bar-code strip! 2 . In the case of an incorrect measurement. 3 . To delete all measurement results. How? When the reference code is displayed, press the MEM button for three seconds.

  • Page 27: Maintenance Of The Instrument

    Maintenance of the instrument Maintenance...

  • Page 28: Handling

    3 . Dry the cell adapter and optics immediately. Maintenance of the instrument 4 . Reinsert the adapter into the instrument To obtain consistently exact measurement results please follow these Cleaning the strip adapter instructions for cleaning and maintenance. When? Handling The strip adapter must be cleaned immediately if an error message (OPT or ERR) is displayed.

  • Page 29: Recalibration

    Recalibration The recalibration set consists of an internal standard (grey plastic part), a bar-code strip for calibration, and a white calibration strip. When? 1 . In the case of suspect measurement results. 2 . After a change of the strip adapter and/or the internal standard. 3 .
  • Page 30 Merck RQflex plus 10 RQflex plus 10 means simple handling comfort when using Reflectoquant® test strips as well as high measurement sensitivity provided by Reflectoquant® cell tests. More than 50 parameters are available for this innovative analysis system.

  • Page 31: Trouble-Shooting

    Trouble-shooting Trouble-shooting...

  • Page 32: Error Messages, Problems, Solutions

    Trouble-shooting Problem Cause Solution • Display HI • Concentration is higher • Dilute the sample; do The following table shows explanations of the error messages and tips on than the measurement not forget to consider how to avoid incorrect measurements. range of the strips the factor for dilution The most commonly encountered problems are caused by:...

  • Page 33: Service /Warranty

    Service / Warranty Service / Warranty...

  • Page 34: Service Department, Warranty Conditions

    Warranty Our instruments are 100% quality-controlled, i.e. each and every individual 1 . The manufacturer grants for this RQflex plus 10 a total replacement instrument has been tested before leaving the factory. The RQflex plus 10 warranty of 24 months from the date of purchase.

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