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Endress+Hauser Analytik Jena multi N/C 2100S Operating Manual

Toc/tnb analyzers
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Summary of Contents for Endress+Hauser Analytik Jena multi N/C 2100S

  • Page 1 Operating Manual multi N/C 2100S, multi N/C 2100S duo multi N/C 2100S pharma TOC/TN Analyzers...
  • Page 2 Analytik Jena AG Manufacturer Konrad-Zuse-Str.1 07745 Jena  Germany Phone + 49 3641 77 70 + 49 3641 77 9279 Email info@analytik-jena.com Analytik Jena AG Service Konrad-Zuse-Str. 1 07745 Jena  Germany Phone + 49 3641 77 7407 +49 3641 77 7449 Email service@analytik-jena.com http://www.analytik-jena.com...

  • Page 3: Table Of Contents

    multi N/C 2100S Contents Contents Basic Information ....................... 7 User manual notes ......................7 Area of application ......................8 1.2.1 General ..........................8 1.2.2 Analyzer area of application ..................... 8 Intended Use ........................9 Warranty and liability......................9 Safety instructions ....................11 Safety markings on the analyzer ..................
  • Page 4 Contents multi N/C 2100S 4.1.3 Energy supply ........................42 4.1.4 Gas supply ........................42 Unpacking and placing the analyzer ................42 Connecting add-on devices ..................43 Autosampler AS 60 ......................43 Chemiluminescence detector (CLD) ................45 External solids module HT 1300 (not for multi N/C 2100S pharma) ......47 Operation .........................
  • Page 5 multi N/C 2100S Contents 9.3.1 Assembling the analyzer after transport or storage ............ 105 9.3.2 Connecting the analyzer ....................106 Disposal ........................109 10.1 Waste water ........................109 10.2 Halogen trap........................109 10.3 Catalyst .......................... 109 10.4 Analyzer ......................... 109 Specifications ......................
  • Page 6 Contents multi N/C 2100S Figures Fig. 1 Front view (doors open) ..................17 Fig. 2 Lateral view left (side wall removed) ..............18 Fig. 3 Locks at the top of the device ................18 Fig. 4 Toggle switch for the manual operation of the septum-free TC lock ....19 Fig.

  • Page 7: Basic Information

    multi N/C 2100S Basic Information Basic Information User manual notes The user manual describes the following models of the multi N/C series:  multi N/C 2100S  multi N/C 2100S dup  multi N/C 2100S pharma In the text below these devices are collectively called multi N/C 2100S. Differences are explained in the corresponding section.

  • Page 8: Area Of Application

    Basic Information multi N/C 2100S The user manual uses the following symbols and signal words to indicate hazards or Symbols and signal words instructions. The safety instructions are always placed before an action. WARNING Indicates a potentially hazardous situation which might cause fatal or very serious injuries (deformations).

  • Page 9: Intended Use

    multi N/C 2100S Basic Information  Environmental monitoring The analysis of surface water (e.g. sea water), which often has a low TOC content and high TIC concentrations as well as high salt content, is possible using special analysis modes (see section "NPOC analysis according to the NPOC plus method" p. 33). ...
  • Page 10 Basic Information multi N/C 2100S Warranty and liability claims are excluded for personal injury and property damage due to one or several of the following causes:  use of the analyzer multi N/C 2100S other than intended  improper commissioning, operation and service of the analyzer ...

  • Page 11: Safety Instructions

    multi N/C 2100S Safety instructions Safety instructions For your own safety and to ensure error-free and safe operation of the analyzer multi N/C 2100S, please read this chapter carefully before using the appliance. Observe all safety notes listed in this user manual and all messages and displayed by the control and analysis software on the monitor.

  • Page 12: Requirements For The Operating Personnel

    Safety instructions multi N/C 2100S The following has to be observed:  Any manipulation of the safety equipment is prohibited! In case of an accident manipulations of the safety equipment will be interpreted as deliberate!  The operator must only operate the analyzer in a sound and operationally safe condition.

  • Page 13: Safety Instructions, Transport And Installation

    multi N/C 2100S Safety instructions  The operating personnel must be familiar with the dangers arising from measuring liquids. The appropriate protective equipment must be used.  Prior to pauses or at the end of the work appropriate skin cleaning and protection measures must be carried out.

  • Page 14: Safety Instructions - Protection Against Explosion And Fire

    Safety instructions multi N/C 2100S  Free access to the power switch on the back of the enclosure has to be ensured during operation.  The ventilation equipment on the N/C 2100S and the extension modules must be in good working condition. Covered vents or ventilation slits etc. may cause the device to break down or may cause damage to it.

  • Page 15: Handling Of Auxiliary And Operating Materials

    multi N/C 2100S Safety instructions The following has to be observed:  For gas cylinder or gas plant operation, the safety instructions and guidelines which are valid at the operating location must be strictly complied with.  High pressure hoses and pressure reducers may only be used for the assigned gases. ...

  • Page 16: Safety Instructions - Service And Repair

    Safety instructions multi N/C 2100S  Avoid dust formation and inhalation of dust when handing the quartz glass wool during filling of the combustion tube.  Auxiliary and operating materials as well as their containers may not be disposed in domestic waste or enter the sewage system or the soil.

  • Page 17: Function And Setup

    multi N/C 2100S Function and setup Function and setup System design The analyzer multi N/C 2100S is a compact laboratory device with permanently installed main components. The complete measuring design further includes accessory parts and reagents which must be connected to the analyzer or made ready prior to a measurement.

  • Page 18: Components For Sample Preparation

    Function and setup multi N/C 2100S Fig. 2 Lateral view left (side wall removed) TIC condensation module Combustion system (with condensation coil behind) Gas box TC lock Switch for opening the TC lock TIC lock Fig. 3 Locks at the top of the device 3.1.1 Components for sample preparation As a TIC lock the multi N/C 2100S uses a septum lock.

  • Page 19: Pneumatics/Hose System

    multi N/C 2100S Function and setup During autosampler operation the lock is actuated automatically. During manual operation it is opened and closed by a toggle switch to the left of the locks. Switch positions:  TC lock closed - switch forward ...

  • Page 20: Fig. 5 Hose Diagram

    Function and setup multi N/C 2100S Fig. 5 Hose diagram...

  • Page 21: Fig. 6 Needle Valve To Adjust The Npoc Purging Flow (See Arrow)

    multi N/C 2100S Function and setup The flow of the carrier gas is adjusted automatically in the multi N/C 2100S and the Components for flow inlet flow is controlled via an MFC (mass flow controller). At the device outlet the carrier adjustment gas flow is measured using an MFM, i.e.

  • Page 22: Fig. 7 Condensate Pump

    Function and setup multi N/C 2100S Fig. 7 Condensate pump The phosphoric acid pump transports 10% phosphoric acid to the TIC condensate Phosphoric acid pump container. Fig. 8 Phosphoric acid pump Within the device most gas connections have been implemented via a FAST connector Connection method (FAST –...

  • Page 23: Combustion System

    multi N/C 2100S Function and setup Fig. 9 Different Fast connector designs In addition, so-called Fingertight screw connections are used in the analyzer multi N/C 2100S. These flangeless fittings consist of a conical nipple and a banjo bolt. These hose connections seal purely by tightening the plastic banjo bolt finger-tight. Conical nipple Banjo bolt hose...

  • Page 24: Components For Measuring Gas Drying And Cleaning

    Function and setup multi N/C 2100S Fig. 11 Combustion furnace (see arrow) 3.1.4 Components for measuring gas drying and cleaning The condensation coil and TIC condensation module are mounted on a carrier plate that Condensation coil and TIC is hooked in at the right-hand side of the combustion furnace. condensation module The measuring gas is cooled down quickly in the glass condensation coil and the water vapor condenses.

  • Page 25: Fig. 12 Condensation Coil And Tic Condensation Module

    multi N/C 2100S Function and setup Condensation coil Cooling block TIC condensate container Fig. 12 Condensation coil and TIC condensation module The water traps prevent that condensed water enters the analyte gas line after exiting Water traps the TIC condensation vessel. The larger water trap (TC Pre-filter) retains aerosol during operation, the smaller water trap (disposable retention filter) retains rising water.

  • Page 26: Detectors

    Function and setup multi N/C 2100S filled with special copper wool. The filling of the halogen trap has to be renewed at the latest once half of the copper wool or the brass wool is discolored. Fig. 14 Halogen trap 3.1.5 Detectors The NDIR detector (NonDispersive Infrared absorption Detector) is behind the right-...
  • Page 27 multi N/C 2100S Function and setup For TN detection the electrochemical NO detector can be used. The NO detector is Electrochemical NO behind the rear right side wall of the analyzer. It analyzes the nitrogen oxide (NO) detector (ChD, optional) content in the carrier gas.

  • Page 28: Indicator And Control Elements, Connectors

    Function and setup multi N/C 2100S 3.1.6 Indicator and control elements, connectors The green LED at the left door of the analyzer illuminates after the device has been LED displays switched on. Fig. 15 LED to indicate readiness for operation The LED strip behind the right door indicates different operating states of the analyzer.

  • Page 29: Accessories

    multi N/C 2100S Function and setup Connection of the neutral conductor at the Connection NPOC purging gas "NPOC" sampler Connection for carrier gas "O /air" Main switch to switch the analyzer on and off 10 Connection for auxiliary gas for pneumatically Holder for mains fuse connected locks "aux"...

  • Page 30: Extension Options For The Analyzer

    Function and setup multi N/C 2100S The reagent bottle must be positioned in the drip pan behind the right door. The reagent bottle is labeled with a safety symbol and the name of the content and must be filled by the user with 10% phosphoric acid. The phosphoric acid is also required in the multi N/C 2100S pharma for initialization of the analyzer.

  • Page 31: Principle Of Operation

    multi N/C 2100S Function and setup Principle of operation The analyzer multi N/C 2100S is a compact and powerful device to determine the total carbon content and/or total nitrogen content in aqueous samples. Fig. 18 Principle of operation The digestion is performed in the multi N/C 2100S by thermocatalytic high-temperature oxidation in the presence of special catalysts.

  • Page 32: Measuring Method

    Function and setup multi N/C 2100S The CO or NO concentration is detected several times every second. An integer over time is calculated from this signal sequence. The integer is proportional to the concentration of the carbon or nitrogen in the measurement solution. Afterwards, the calculation of the carbon or nitrogen content in the sample is performed via a previously determined calibration function.

  • Page 33: Tic Analysis

    multi N/C 2100S Function and setup Two sequential measurements are used in the same sample consecutively to determine TIC and TC. The calculated difference is given as TOC. The differential method detects volatile as well as non-volatile organic carbon compounds. The TOC analysis should be used when the sample contains easily purgeable organic substances as benzene, cyclohexane, chloroform, etc.

  • Page 34: Tn B -Analysis

    Function and setup multi N/C 2100S 3.3.6 -Analysis Parallel to all analyses via high temperature incineration, the detection of the total bound nitrogen is possible in the TN analysis. The thermocatalytic oxidation results in nitrogen oxides which can be detected alternatively using an external chemiluminescence detector (CLD) or an electrochemical detector (ChD).

  • Page 35: Day Factor

    multi N/C 2100S Function and setup For low TOC concentrations a single point calibration is permitted for the Single point calibration multi N/C (CeO2) – the blank value of the device is low and the NDIR detector linear. To minimize sources of error during a single point calibration due to an incorrect standard preparation, the following procedure is recommended: ...
  • Page 36 Function and setup multi N/C 2100S Up to 20 calibration points can be used. For each calibration a tenfold detection can be carried out. The calibration function can be calculated from the mean values of the repeated measurements or from all individual detections. The selection of the suitable calibration method is made by the user.

  • Page 37: Method Characteristics

    multi N/C 2100S Function and setup  detection of the remaining TC content – concentration is calculated in accordance with the calibration curve  calculation of the TOC content in accordance with the equation (10) from the calculated concentration difference NOTICE It is useful to carry out a matrix-dependent calibration.

  • Page 38: Other Calculations

    Function and setup multi N/C 2100S The determination limit of the calibration specifies the lowest concentration that can be Limit of quantitation differentiated quantitatively from the zero point with a given probability. 3.5.5 Other calculations For all measurements where multiple injections are carried out the average value (AV), standard deviation (SD) and variation coefficient (VC) are calculated and displayed.
  • Page 39 multi N/C 2100S Function and setup The blank value for the preparation water is also considered when determining the daily factor. If the sample needs to be diluted the blank value of the dilution water might also be of Water to dilute solutions interest.

  • Page 40: Boat Blank Value

    Function and setup multi N/C 2100S The eluate blank value is a special blank value for samples from the purity validation or Eluate blank value eluate preparation. It corresponds to the TOC content of the ultrapure water used which has e.g. been used to extract/eluate swabs. The eluate blank value is activated in the method and is thus a permanent method parameter.

  • Page 41: First Commissioning

    multi N/C 2100S First commissioning First commissioning Site requirements 4.1.1 Installation conditions The following requirements are placed on the climatic conditions in the operating room of the analyzer:  Temperature range: +10 °C to +35 °C  max. humidity: 90 % at 30 °C ...

  • Page 42: Energy Supply

    First commissioning multi N/C 2100S 4.1.3 Energy supply CAUTION The analyzer multi N/C 2100S must only be connected to a properly grounded mains outlet in accordance with the voltage specifications on the type plate! The multi N/C 2100S is operated from the single phase alternating current mains. The installation of the electrical equipment of the laboratory must comply with the standard DIN VDE 0100.

  • Page 43: Connecting Add-On Devices

    multi N/C 2100S Connecting add-on devices Connecting add-on devices CAUTION Before connecting add-on devices switch off the analyzer. Always connect the add-on devices to the multi N/C 2100S when it is switched off! Autosampler AS 60 CAUTION Ensure that the waste hose is not squeezed. NOTICE Observe the user manual of the AS 60 during installation! Fig.
  • Page 44 Connecting add-on devices multi N/C 2100S 3. Connect the analyzer to the power supply in accordance with the user manual. 4. Connect the serial data cable supplied to the "sampler" interface at the equipment backplate of the analyzer. (12 in Fig. 17 p. 29). 5.

  • Page 45: Chemiluminescence Detector (Cld)

    multi N/C 2100S Connecting add-on devices Before the first start the sampler must be adjusted (see section "Adjust autosampler" p. 65). If the piston does not move fully down after initializing the sampler, you need to adjust the piston (see section "Adjusting the piston position" p. 67). Chemiluminescence detector (CLD) CAUTION Before connecting add-on devices switch off the analyzer.
  • Page 46 Connecting add-on devices multi N/C 2100S Protection 2 x T4.0 A H Typical average power consumption 200 VA PC interface RS 232 Interference suppression (electromagnetic in accordance with the rules of compatibility) EN 55011 Group 1, Class B interference- protected (according to EN 61326-1 suitable for use in basic electromagnetic environments) CAUTION...

  • Page 47: External Solids Module Ht 1300 (Not For Multi N/C 2100S Pharma)

    multi N/C 2100S Connecting add-on devices External solids module HT 1300 (not for multi N/C 2100S pharma) CAUTION Before connecting add-on devices switch off the analyzer. Always connect the add-on devices to the multi N/C 2100S when it is switched off! NOTICE Observe the user manual of the solids module during all installation work! Connect the external solids module to the analyzer as follows:...

  • Page 48: Operation

    Operation multi N/C 2100S Operation General information for the analysis work Observe the following during analysis:  When analyzing samples with high acidic or saline content, aerosol can be formed in the TIC condensation vessel. The capacity of the halogen trap is depleted within a relatively short time.
  • Page 49 multi N/C 2100S Operation NOTICE Damage to optical and electronic components (detectors, flow sensors) from aggressive combustion products if the copper wool in the halogen trap is used up! Replace the complete filling of the halogen trap if half of the copper wool is discolored black or the brass wool is discolored! Always check the following before switching on the analyzer: ...

  • Page 50: Carrying Out The Calibration

    Operation multi N/C 2100S NOTICE In the window S , the displays of the components which are not yet ready are YSTEM STATE shown in read during initialization. During the start-up phase of the analyzer the external communication with the program is blocked. The individual components have different start-up periods: ...

  • Page 51: Fig. 22 Window Calibration - Data Of New Calibration

    multi N/C 2100S Operation Carry out the calibration as follows: 1. In the window S select the type of sample supply. YSTEM STATE  This is followed by the initialization of the analyzer. 2. Open the menu command M  C EASUREMENT ALIBRATION 3.
  • Page 52 Operation multi N/C 2100S The calibration for the parameter TOC/NPOC plus must be used when working in a concentration range < 0.5 mg/l. Here a single point calibration is generally sufficient. 7. Under S the type of sample supply is indicated. The indication is AMPLE INTRODUCTION for information only and must not be modified.

  • Page 53: Displaying Calibration Results

    multi N/C 2100S Operation Fig. 23 Window C (with sampler operation) URRENT SAMPLE DATA 12. Release the calibration standards in the window C and exit the URRENT SAMPLE DATA window with the button []. 13. After opening the window M click on the button [S F2].

  • Page 54: Fig. 24 Window Calibration - Data Of New Calibration

    Operation multi N/C 2100S Fig. 24 Window C ALIBRATION ATA OF NEW CALIBRATION Tab Calibration results Result table The following are displayed:  number of detections  target concentration used for constant sample volume  sample volume used for constant concentration ...

  • Page 55: Editing An Existing Calibration

    multi N/C 2100S Operation 6.3.3 Editing an existing calibration NOTICE Calibration coefficient, method characteristics and regression graph are recalculated and redisplayed after each change. The following items can be edited during a calibration:  Selection of the regression type Either linear or quadratic regression can be selected (see fig.). For the selected regression type the respective calibration coefficients and method characteristics are displayed.

  • Page 56: Linking Calibration Parameters To A Method

    Operation multi N/C 2100S the target concentration) and select the corresponding analysis report via the button DD MEASURING POINT Note: Measuring points can only be added individually. 6.3.4 Linking calibration parameters to a method Link calibration parameters to a method as follows: 1.

  • Page 57: Fig. 26 Window Link To Method

    multi N/C 2100S Operation Fig. 26 Window Link to Method 6. The definition of the calibration range depends on those stored in the method and the new calibration range: No calibration  Transfer the currently determined calibration data with the button [A CCEPT range exists VALUES...

  • Page 58: Managing Calibration Data

    Operation multi N/C 2100S The following generally applies:  Pressing the button [A ] causes an automatic allocation of the calibration CCEPT VALUES ranges by the software.  By pressing the button [D ] you first make an initial selection which range ELETE should be replaced.

  • Page 59: Fig. 28 Window Selection Calibration Report

    multi N/C 2100S Operation  CalibrationReport into an export file The calibration report (with the extension *.ajc) is saved in the export directory ..\Calibration.  Export into a CSV file (*.csv) The CSV file is saved in the preconfigured directory (default ...\multiWin\CSV). The directory is selected in the window O ...

  • Page 60: Performing Measurements

    Operation multi N/C 2100S Performing measurements Note for multiWin pharma: Only methods with the signatures status "authorized" can be used for the measurement. 6.4.1 Measurement with manual sample supply NOTICE For each injection a maximum of 500 μl measurement substance may be injected. Inject the sample only after the prompt by the control and evaluation software and in the stated intervals! Always ensure that the volume set in the method is injected!

  • Page 61: Measurement With Sampler

    multi N/C 2100S Operation Start the measurement by clicking the button [S F2] and follow the • TART instructions of the control and analysis software. 6. Flush the syringe several times with measuring liquid. 7. Draw in the sample free from bubbles. 8.
  • Page 62 Operation multi N/C 2100S 3. In the window S select sample supply with sampler by clicking the button YSTEM STATE AMPLER 4. Fill the sample cups with the measuring liquid and place them onto the sample tray. 5. Only for NPOC measurements: Fill the acid cup with HCl (c = 2 mol/l) and place the cup into the acid position of the sample tray.

  • Page 63: Maintenance And Care

    multi N/C 2100S Maintenance and care Maintenance and care Maintenance intervals Analyzer Maintenance task Maintenance interval Clean and maintain the device weekly Clean drip tray and reagent bottle weekly and after filling Inspect all hose connections for tight fit monthly Inspect the fastening screws for tight fit monthly Water traps...
  • Page 64 Maintenance and care multi N/C 2100S Condensate pump Maintenance task Maintenance interval Check for leaks 3 months Replace porous pump hose as required, but no later than after 12 months Phosphoric acid pump Maintenance task Maintenance interval Check for leaks 3 months Replace porous pump hose as required, but no later than after 12...

  • Page 65: Adjustment And Setup Tasks

    multi N/C 2100S Maintenance and care Adjustment and setup tasks 7.2.1 Adjust autosampler An adjustment of the sampler is necessary:  before the first start  after every syringe replacement  after every manipulation at the locks (e.g. catalyst replacement and maintenance tasks) ...
  • Page 66 Maintenance and care multi N/C 2100S Click [OK] to confirm the selection. • Note: The syringe volume is specified on the syringe. 2. Using the menu command I  S open the window with NSTRUMENT AMPLER LIGNMENT the same name. 3.

  • Page 67: Fig. 29 Adjusting The Syringe Piston

    multi N/C 2100S Maintenance and care The adjustment of the syringe piston is only necessary if after initializing the sampler Adjusting the piston the piston does not move fully down, e.g. after replacing a syringe. position Make sure prior to adjustment that the syringe has been installed correctly and the locking screw is tightened.

  • Page 68: Adjust The Npoc Purging Flow (Not For Multi N/C 2100S Pharma)

    Maintenance and care multi N/C 2100S 7.2.2 Adjust the NPOC purging flow (not for multi N/C 2100S pharma) CAUTION There is a risk of burning on the combustion furnace! Proceed with the greatest care when adjusting the NPOC purging flow via the NPOC needle valve! The NPOC purging flow has been preconfigured to approx.

  • Page 69: Replacing The Water Traps

    multi N/C 2100S Maintenance and care 6. Undo the adjustment screw at the NPOC needle valve. 7. Regulate the desired NPOC purging flow: Increasing the NPOC purging flow • - turn needle valve to the left Reducing the NPOC purging flow •...
  • Page 70 Maintenance and care multi N/C 2100S 1. Open the doors of the analyzer. Water traps on the front 2. Undo the connection (1) to the halogen trap with a single turn. 3. Pull the water trap out of the FAST connector (5) of hose no.

  • Page 71: Fig. 30 Water Traps At The Gasbox, Left Side Panel Opened

    multi N/C 2100S Maintenance and care FAST connector Clamp on the gas box Prefilter (aerosol trap) Disposable retention filter Luer fitting Fig. 30 Water traps at the gasbox, left side panel opened 1. Exit the control and analysis software multiWin. 2.

  • Page 72: Replacing The Halogen Trap

    Maintenance and care multi N/C 2100S Replacing the halogen trap CAUTION Damage to optical and electronic components (detectors, flow sensors) from aggressive combustion products if the copper wool in the halogen trap is used up! Replace the complete filling of the halogen trap as soon as half of the copper wool is discolored black or the brass wool is discolored! The analyzer can remain switched on to replace the used copper and brass wool.

  • Page 73: Exchanging The Catalyst

    multi N/C 2100S Maintenance and care 5. If required, flush the U-tube with ultrapure water and leave to dry completely. 6. Fill the U-tube with new copper and brass wool using tweezers or a small hook. Note: Replace the complete content of the U tube. When filling the halogen trap make sure that the copper and brass wool is not compacted too much and no larger empty spaces are created in the U-tube.
  • Page 74 Maintenance and care multi N/C 2100S 2. Remove the top cover. Open the left side wall of the analyzer. Unscrew the four fastening screws; the screws are undetachable and remain in the wall. Disconnect the grounding conductor connection and put the side wall safely aside.

  • Page 75: Filling The Combustion Tube

    multi N/C 2100S Maintenance and care 7.5.3 Filling the combustion tube CAUTION Alkaline salts (hand perspiration) causes crystallization in the quartz glass when heating combustion tubes in the combustion furnace. This shortens the service life of the combustion tube. Where possible do not touch the cleaned combustions tube with your hands for filling. Wear protective gloves during the filling of the combustion tube.

  • Page 76: Inserting The Combustion Tube

    Maintenance and care multi N/C 2100S For samples with high salt concentrations the catalyst Filling the combustion is filled on a PLATINUM NET tube for samples with high salt concentrations You can fixate the combustion tube on a tripod for filling.
  • Page 77 multi N/C 2100S Maintenance and care 3. Slide the three coated sealing rings (3) onto the combustion tube. Note: Make sure that the sealing rings at the edge of the combustion tube are flush. 4. Position the ceramic holder in the top opening of the combustion furnace.

  • Page 78: Regenerating The Tic Reactor

    Maintenance and care multi N/C 2100S 12. Replace the top cover. 13. Close the side wall. Connect the grounding conductor connection to the left side wall. First screw the screws into the bottom and then the top side. Tighten the screws in turn.

  • Page 79: Maintaining The Tic Condensate Container And Condensation Coil

    multi N/C 2100S Maintenance and care Maintaining the TIC condensate container and condensation coil 7.7.1 Removing and cleaning the TIC condensate container and condensation coil The TIC condensate container and condensation coil are mounted on a carrier plate on the right-hand side of the furnace. Remove the two containers as follows: 1.
  • Page 80 Maintenance and care multi N/C 2100S 7. Pull the plug of the Peltier cooling block from the connection at the rear backplate (see arrow). 8. Take the carrier plate of the TIC condensate container and the condensation coil out of the mounting bracket on the right-hand side of the furnace.

  • Page 81: Installing The Tic Condensate Container And Condensation Coil

    multi N/C 2100S Maintenance and care 11. Unscrew the Peltier cooling block on the side with 4 screws from the insertion tray for the TIC container. 12. Take the TIC condensate container out of the tray and pour the contents into a beaker.
  • Page 82 Maintenance and care multi N/C 2100S 4. Press the condensation coil into the clamps on the carrier plate (arrow. 5. Connect the following hoses: Hose no. 1 connects the TIC • condensate container to the cooling coil Hose no. 16 to the condensate pump •...

  • Page 83: Removing And Installing The Combustion Furnace

    multi N/C 2100S Maintenance and care 9. Fix the carrier plate at the furnace with the knurled head screw. 10. Attach the bottom end of the combustion tube and the inlet of the condensation coil (spherical joint (3)). 11. Secure the spherical joint with the fork clamp (2) and tighten the knurled head screw (1) finger-tight.

  • Page 84: Installing The Combustion Furnace

    Maintenance and care multi N/C 2100S 3. Open the left side wall of the analyzer. Unscrew the four fastening screws; the screws are undetachable and remain in the wall. Disconnect the grounding conductor connection and put the side wall safely aside.

  • Page 85: Removing And Replacing The Pump Hose

    multi N/C 2100S Maintenance and care 3. Place the combustion furnace on the stand and attach it with the four knurled head screws. Tighten the knurled head screws finger- tight. 4. Push the plug-in connector for the combustion furnace into its socket. 5.
  • Page 86 Maintenance and care multi N/C 2100S 2. Push the bracket on the condensate pump to the left. 3. Pull the hoses no. 16 and no. 17 off the connections. 4. Remove the conveyor belt with the pump hose from the pump body. 5.
  • Page 87 multi N/C 2100S Maintenance and care 9. Position the conveyor belt around the pump body. 10. Press the conveyor belt upwards with one hand and rotate the bracket with the other hand to the right until it engages. 11. Push hoses 16 and 17 back onto their adapters.

  • Page 88: 7.10 Replacing The Hose Connections

    Maintenance and care multi N/C 2100S 7.10 Replacing the hose connections Check the hose connections regularly for leaks. Remove and replace faulty hoses and hose connections. Check the system for leaks (see section "Checking the system for tightness" p. 89). The analyzer uses mainly FAST connectors to connect the hoses to the glass components.

  • Page 89: 7.11 Checking The System For Tightness

    multi N/C 2100S Maintenance and care angled FAST connector hose connection adapter Fig. 32 Angled FAST connector with connected hose When replacing damaged Fingertight screw connections only use straight cut, round and unpinched hose ends for the connection. Slide the conical nipple with the conical side towards the banjo bolt onto the hose.

  • Page 90: 7.12 Replacing The Septa

    Maintenance and care multi N/C 2100S 7.12 Replacing the septa The septa have to be exchanged at regular intervals. A change is required when the tightness of the system is not ensured anymore. The septum of the TIC lock should be replaced when necessary, at the latest after 12 months (not for multi N/C 2100S pharma).

  • Page 91: Fault Removal

    multi N/C 2100S Fault removal Fault removal General information The following chapter describes a number of possible problems that the user can partially remedy independently. If such problems occur frequently, the Service department of Analytik Jena AG must always be informed. As soon as the multi N/C 2100S is switched on, system monitoring takes place.

  • Page 92: Error Messages In Multiwin

    Fault removal multi N/C 2100S Error messages in multiWin Error code Error message VERS Communication error - incorrect command set between PC and device! Cause Remedy  the internal and external program versions  update the internal and external program do not match VERS1 Communication error - analyzer...
  • Page 93 multi N/C 2100S Fault removal Incomplete command from the PC PC command without STX PC command without * PC command CRC error PC command invalid command PC command invalid MESS command Cause Remedy  faulty connection between internal and  initialize analyzer external program COM 2 not found COM 3 not found...
  • Page 94 Fault removal multi N/C 2100S No connection to the autosampler Cause Remedy  sample not switched on  switch on sampler and initialize analyzer  connection cable not connected or faulty  check connection cable no O pressure at HT furnace Cause Remedy ...
  • Page 95 multi N/C 2100S Fault removal no connection to the temperature controller Cause Remedy  no connection to the HT furnace solids  switch on solids module module  check connection cable  not switched on  check connection  incorrect connection Thermocouple HT furnace interruption Cause Remedy...

  • Page 96: Status Errors - Indications In The Window System State

    Fault removal multi N/C 2100S Minimum sample volume > cup volume Cause Remedy for sample supply with sampler: check configuration in the method:  sample volume selected too large  sample volume/rinsing volume  number of detections too high  adjust number of detections (repeat measurements) to the cup volume Status errors –...
  • Page 97 multi N/C 2100S Fault removal Flow indication MFC: < 160 ml/min or fluctuating flow indication MFM1 : < 150 ml/min Cause Remedy  no carrier gas  turn on carrier gas at the pressure reducer  hose line leaking  search for and remedy leak ...

  • Page 98: Equipment Faults And Analytical Problems

    Fault removal multi N/C 2100S Equipment faults and analytical problems Other problems not detected by the system monitoring can also occur. Starting a measurement is possible. Such errors are usually detected on the basis of implausible measuring results (analytical problems) or are clearly visible in the equipment technology.
  • Page 99 multi N/C 2100S Fault removal  Incorrect injection volume  The sample volume set in the method has to be injected (manual metering!)  faulty metering  check metering (see p. 100)  particulate samples not or insufficiently stirred  stir particulate samples ...
  • Page 100 Fault removal multi N/C 2100S  when analyzing unknown substances use low concentration where possible (dilute sample if possible)  use synthetic air as carrier gas Unusual peak form (TC and TN -Measurement) Cause Remedy  Catalyst depleted  if low results simultaneously, regenerate or replace catalyst ...
  • Page 101 multi N/C 2100S Fault removal Sample is not drawn up without air bubbles Cause Remedy  Leaking syringe  Check the metering syringe; use a new syringe if it is leaking.  Clogged cannula  Remove the cannula and clean in an ultrasonic bath ...
  • Page 102 Fault removal multi N/C 2100S Control lamps at the analyzer do not illuminate: 5 V, 24 V Cause Remedy  Error in the power supply or in the electronics  check the electrical connections  check the power supply of the lab ...

  • Page 103: Transport And Storage

    multi N/C 2100S Transport and storage Transport and storage Transport 9.1.1 Preparing the analyzer for transport WARNING There is a risk of burning on the combustion furnace! Only remove the combustion furnace when the device is cold or allow the device to cool down sufficiently! CAUTION When removing the glass components there is a risk of injury from glass breakage! Remove all glass components carefully from the analyzer!

  • Page 104: Transport Notes

    Transport and storage multi N/C 2100S 12. Pack the hose ends in protective bags and secure them using adhesive tape. 13. Close the left side wall of the analyzer: Connect the grounding conductor connection to the side wall. • First screw in the screws at the bottom and then the top side. Tighten the screws •...

  • Page 105: Storage

    multi N/C 2100S Transport and storage Storage NOTICE Environmental influences and condensate formation can destroy individual components of the analyzer! The analyzer must only be stored in acclimatized rooms. The atmosphere must be low in dust and free from aggressive vapors. If the analyzer and add-on devices are not positioned immediately after delivery or are not required for a prolonged period of time, they should best be stored in their original packaging.

  • Page 106: Connecting The Analyzer

    Transport and storage multi N/C 2100S 8. Fill the combustion tube and install the combustion tube in the combustion furnace (see sections "Filling the combustion tube" p. 75 and "Inserting the combustion tube" p. 76). 9. Install the TIC condensate container and condensation coil (see section "Installing the TIC condensate container and condensation coil"...
  • Page 107 multi N/C 2100S Transport and storage Connect the mains cable CAUTION Always connect the system components to the multi N/C 2100S when it is switched off! Before connecting the mains cable ensure that the main switch on the back of the equipment is set to "0"! Only use the IEC connection cable included in the scope of delivery for the connection to the mains supply (VDE label, 1.5 m long).
  • Page 108 Transport and storage multi N/C 2100S Connect the reagent bottle and accessory components as follows: Connecting accessories 1. Connect the waste hose to the "waste" connection at the analyzer backplate and lead the loose end into a suitable waste container or drain. 2.

  • Page 109: Disposal

    multi N/C 2100S Disposal Disposal 10.1 Waste water NOTICE The neutralized waste must be brought to the appropriate waste disposal center for correct disposal according to the appropriate legal guidelines. Waste water arises during the ongoing analysis operation of the multi N/C 2100S. This water contains hydrochloric acid, diluted phosphoric acid and sample, depending on the measurement mode.

  • Page 110: Specifications

    Specifications multi N/C 2100S Specifications 11.1 Technical data General characteristics Designation/type multi N/C 2100S multi N/C 2100S pharma Dimensions Basic device (W x H x D) (513 x 464 x 540) mm Mass ca. 28 kg Procedural data Digestion principle Thermocatalytic oxidation Digestion temperature up to 950 °C, depending on the catalyst...
  • Page 111 multi N/C 2100S Specifications Control/analysis (control and Real-time graphics, status indication during analysis, analysis software multiWin) graphical display of the measured results, result print- Data integrity and conformity with FDA 21 CFR Part 11 and EudraLex Vol. 4 Annex 11 (for multiWin pharma) Electrical variables Connection 230 V AC, optionally 115 V AC, 50/60 Hz...

  • Page 112: 11.2 Standards And Directives

    Specifications multi N/C 2100S 11.2 Standards and directives The analyzer belongs to protection class I. Safety class and safety type The casing has protection class IP 20. The analyzer conforms to the safety standards Device safety  EN 61010-1  EN 61010-2-081 ...

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