Endress+Hauser Analytik Jena multi EA 5000 Operating Manual
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Endress+Hauser Analytik Jena multi EA 5000 Operating Manual

C/n/s/x analyzer
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Operating Manual
multi EA 5000
C/N/S/X Analyzer

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Summary of Contents for Endress+Hauser Analytik Jena multi EA 5000

  • Page 1 Operating Manual multi EA 5000 C/N/S/X Analyzer...
  • Page 2 Manufacturer Analytik Jena AG Konrad-Zuse-Straße 1 07745 Jena / Germany Telephone: +49 3641 77 70 Fax: +49 3641 77 9279 E-mail: info@analytik-jena.de Technical Service Analytik Jena AG Konrad-Zuse-Straße 1 07745 Jena / Germany Phone: +49 3641 77 7407 Fax: +49 3641 77 9279 Email: service@analytik-jena.com For a proper and safe use of this product follow the instructions.

  • Page 3: Table Of Contents

    multi EA 5000 Table of contents Table of contents 1 About this user manual ..............................2 Intended use..................................3 Security .................................... 10 Safety labeling on the device ........................... 10 Requirements for the operating personnel..................... 11 Safety instructions, transport and commissioning ..................11 Safety instructions: during operation ......................
  • Page 4 Table of contents multi EA 5000 Operation ................................48 8 Chlorine analysis with the Cl module..........................49 Function and design ............................49 8.1.1 Function and measuring principle ........................49 8.1.2 Design................................49 8.1.3 Connection ................................ 57 Installation ................................ 60 Operation ................................64 8.3.1 Preparing the measuring cell ...........................
  • Page 5 multi EA 5000 Table of contents 13.3 Initializing the basic module and the system components ................107 13.4 Displays in the window Status analyzer ......................108 13.4.1 Overview ................................108 13.4.2 Method................................109 13.4.3 Sampling modules ............................109 13.4.4 Detectors ................................110 13.5 Device faults on the basic module ........................112 13.6 Analytical problems in the basic module......................114 13.7...
  • Page 6 Table of contents multi EA 5000 14.11 Maintenance of the Cl module chlorine detector ..................151 14.11.1 Replacing the sulfuric acid and cleaning the sulfuric acid container.............151 14.11.2 Maintenance of the measuring cell .........................152 14.11.3 Maintenance and storage of the electrodes ....................153 14.12 Maintenance of the UVFD 5000 and MPO 5000 sulfur detector ..............156 14.12.1 Replacing the UV lamp .............................156...

  • Page 7: About This User Manual

    multi EA 5000 About this user manual About this user manual The multi EA 5000 analyzer is intended for operation by qualified personnel with the aid of this user manual. The user manual contains descriptions of the design and operation of the multi EA 5000 and provides personnel experienced in analysis with the necessary information for the safe handling of the basic module and its components.

  • Page 8: Intended Use

    Intended use multi EA 5000 Intended use The multi EA 5000 is a modular analyzer for determining the sulfur, nitrogen, chlorine and carbon content in solid, liquid, paste-like, viscous and gaseous samples. Sample di- gestion is achieved via pyrolysis and subsequent thermal oxidation of the achieved result of the pyrolysis.
  • Page 9 multi EA 5000 Intended use Parameter Description Total sulfur Organically bound sulfur is detected. Inorganic sulfur compounds are only digested partially or not at all. Total nitrogen Organically bound nitrogen is detected. Inorganic nitrogen compounds and molecular nitrogen (N ) are only digested partially or not at all. Total carbon The total organic carbon and elementary carbon and contained CO detected.

  • Page 10: Security

    Security multi EA 5000 Security For your own safety and to ensure error-free and safe operation of the device, please read this chapter carefully before commissioning. Observe all safety instructions listed in this user manual and all messages and infor- mation displayed on the monitor by the control and analysis software.

  • Page 11: Requirements For The Operating Personnel

    multi EA 5000 Security Warning sym- Meaning Comment Caution (GHS07) On the absorber and the chemical ozone decomposer of the CLD 5000 On the chemical ozone decomposer of the MPO 5000 The cartridges contain hazardous sub- stances. Do not open the cartridges. Only replace the entire cartridge.

  • Page 12: Safety Instructions: During Operation

    Security multi EA 5000 To prevent health damage, the following must be observed when moving the device in the laboratory (lifting and carrying): ¡ For safety reasons, two persons are required to transport the device who must hold the unit by either side of the equipment. The device does not have any carrying handles.

  • Page 13: Safety Instructions: Electrical Equipment

    multi EA 5000 Security 3.4.3 Safety instructions: electrical equipment Lethal voltages may occur in the device! Contact with live components may cause death, serious injury or painful electrical shock. ¡ The power plug must be connected to a proper power outlet to ensure that the device meets protection class I (ground connector).

  • Page 14: Decontamination After Soiling

    Security multi EA 5000 3.4.5 Decontamination after soiling Observe the following: The operator is responsible for carrying out suitable decontamination should the ¡ device become contaminated externally or internally with dangerous substances. ¡ Splashes, drops or larger liquid spillages should be removed using an absorbent material such as cotton wool, laboratory wipes or cellulose.

  • Page 15: Safety Instructions - Maintenance And Repair

    multi EA 5000 Security When closing the argon gas supply, a return of the acid used can occur in the ¡ Cl module. For this reason, the measuring gas lines to this module must be dis- connected before closing the argon gas supply. ¡...

  • Page 16: Function And Design

    Function and design multi EA 5000 Function and design multi EA 5000 basic module The multi EA 5000 analysis system is modular and can be adapted to each measuring tasks by combining it with different detectors and sampling modules. The analysis sys- tem is used to determine the sulfur, nitrogen, chlorine and carbon content in solid, liq- uid, paste-like, viscous and gaseous samples.

  • Page 17: Figure 1 Operating Modes Of The Multi Ea 5000

    multi EA 5000 Function and design Sample feed Liquid/LPG/gaseous Sample feed Solid/liquid/LPG/gaseous C/N/S analysis Dryer Flame sensor Quartz glass boat Cooled sample port Cl analysis - (EOX/TOX/AOX) Coulometer Figure 1 Operating modes of the multi EA 5000 4.1.1.2 Sample Digestion TS, TN, TC, TX and EOX Sample digestion to determine TS, TN, TC, TX and EOX can be performed in vertical and horizontal operation mode.

  • Page 18: Design Of The Basic Module

    Function and design multi EA 5000 EC/OC Digestion for EC/OC determination is performed in horizontal operation mode. Digestion is performed in two phases. In the first process phase, the OC content adsorbed on the filter samples is thermally desorbed in a pure argon flow. The gaseous products are then re-incinerated in oxygen.

  • Page 19: Figure 2 Front View In Vertical Operation Mode

    multi EA 5000 Function and design Figure 2 Front view in vertical operation mode 1 Ventilator 2 Control electronics 3 Membrane dryer unit 4 Tilt device 5 Pump connection for N/S/C mode 6 Combustion furnace 7 Knob for tilting the furnace Horizontal device Furnace in horizontal installation position ¡...

  • Page 20: Figure 4 Basic Module With A Sampling Module And A Detection Module

    Function and design multi EA 5000 4.1.2.2 Electrical components, display elements and connections Internal device control The control electronics are found on the rear of the basic module behind the panel when viewed from the front. The control electronics provides the power supply and control of the individual components and the communication with the control PC and other con- nected system modules.

  • Page 21: Figure 5 Interfaces On The Rear Of The Device

    multi EA 5000 Function and design Figure 5 Interfaces on the rear of the device 1 Gas connectors 3 USB port for PC 2 Power connection, power switch 4 Interfaces for detector modules and sampling modules Figure 6 Power connection, power switch 1 Power switch 2 Equipment fuse 3 Power connection...

  • Page 22: Figure 7 Interfaces For Detector Modules And Sampling Modules

    Function and design multi EA 5000 Figure 7 Interfaces for detector modules and sampling modules 1 "External" connection 2 Autoinjector connection 3 "Flame" flame sensor connection 4 S-coulometer connection 5 S-UVF connection 6 CI-coulometer connection 7 N-CLD connection 8 C-NDIR connection 9 Sampler connection (RS-232 bus) 10 Service connection 11 Control PC connection...

  • Page 23: Figure 9 Connections For The Auto-Protection Valve Assembly And Transfer Line

    multi EA 5000 Function and design Figure 9 Connections for the auto-protection valve assembly and transfer line 1 Toggle switch for opening and clos- 2 Transfer line heating connection ing the pneumatic seal in the auto- protection valve assembly 3 Valve assembly connection 4.1.2.3 Gas supply/hose diagrams Hose diagrams The connection between the individual components is made with labeled hoses.

  • Page 24: Figure 10 Hose Diagram For Horizontal Operation

    Function and design multi EA 5000 main inlet seal dryer bypass Coupling Figure 10Hose diagram for horizontal operation...

  • Page 25: Figure 11 Hose Diagram For Vertical Operation

    multi EA 5000 Function and design Membrane dryer Rotary bearing Combustion furnace Rotary bearing Gas box Figure 11 Hose diagram for vertical operation...

  • Page 26: Figure 12 Gas Connections At The Rear Of The Device

    Function and design multi EA 5000 Gas connections at the rear of The gas connections are located on the rear of the device. The gas supplies for oxygen the device and argon must be connected to the "IN O " or "IN Ar" connection via the included con- nection hoses (AD 6 mm, ID 4 mm.

  • Page 27: Figure 13 Gas Connections On The Gas Box

    multi EA 5000 Function and design Figure 13Gas connections on the gas box "main" – oxygen supply to the com- "inlet" – argon supply to the combus- bustion tube (hose 3) tion tube (hose 4) "seal" – argon connection for the seal "dryer"...

  • Page 28: Figure 15 Combustion Furnace In The Vertical And Horizontal Operating Mode

    Function and design multi EA 5000 Gas supply control The composition of the gas mixture for optimum gas digestion is controlled via the flow management system (FMS). 4.1.2.4 Combustion system A resistance-heated combustion furnace for digestion temperatures of 700 to 1100 °C is used in the basic module.

  • Page 29: Sampling Modules

    multi EA 5000 Function and design 4.1.2.5 Measuring gas dryer Measuring gas is dried in accordance with the measuring method: To determine TS, TN, TC, EC/OC via membrane dryer: ¡ The membrane dryer is mounted on the furnace. To increase drying effectiveness, purge gas (O ) is drawn through the membrane dryer with a pump.

  • Page 30: Manual Boat Drive (Mbd)

    Function and design multi EA 5000 4.2.2 Manual Boat Drive (MBD) The MBD is used for the manual transfer is samples on the sample boat to the combus- tion tube. The user determines the transfer speed and thus the introduction of the sam- ple into the combustion zone.

  • Page 31: Installation And Commissioning

    multi EA 5000 Installation and commissioning Installation and commissioning Installation conditions Installation location requirements Ambient conditions The climate conditions for the installation location are listed in the technical data (→ "Technical data for the multi EA 5000 "  176). If required, ensure that the room is temperature-controlled.

  • Page 32: Gas Supply

    Installation and commissioning multi EA 5000 Gas supply The operator is responsible for the gas supply and the corresponding connections and pressure reducers. The connection hoses with outer diameter (AD) 6 mm and inner diameter (ID) 4 mm are provided with the device. Their lengths are 2 m. If other lengths are preferred, please contact the Analytik Jena AG customer service department.

  • Page 33: Figure 18 Space Required For The Basic Device And Modules (Vertical Operation)

    multi EA 5000 Installation and commissioning Component Width x Height x Depth Mass [kg] Arrangement [mm] Autoinjector 30 x 80 mm 0.5 kg Installed on the basic (without syringe, module, or on the ⌀ x L) right of the basic 80 x 110 mm module Auto injector cou- pling (⌀ x L)

  • Page 34: Figure 19 Space Required For The Basic Device And Modules (Horizontal Operation)

    Installation and commissioning multi EA 5000 Figure 19Space required for the basic device and modules (horizontal operation)

  • Page 35: Installing And Commissioning The Analysis System

    multi EA 5000 Installation and commissioning Installing and commissioning the analysis system WARNING Danger due to incorrect commissioning ¡ The analysis system may only be set up, mounted and installed by the Analytik Jena AG customer service department. ¡ Any unauthorized access of the device can endanger the user and the operational safety of the equipment and limits or completely voids any warranty claims.

  • Page 36: Figure 20 Media Connections Of The Rear Of The Device

    Installation and commissioning multi EA 5000 NOTICE Settled condensation and temperature differences can damage individual com- ponents of the basic module during commissioning. ¡ If there is any temperature difference between the storage location and the operat- ing location, allow the analyzer system to acclimatize for at least one hour in the room it will operate in.

  • Page 37: Operation

    multi EA 5000 Operation Operation General notes for measuring operations Only use the correct sampling modules for the corresponding matrix and installation po- sition of the furnace for sampling. Furnace installation Sample type Sampling position Vertical: Liquids ¡ Autoinjector Multi Matrix Sampler ¡...

  • Page 38: Selecting The Measurement Method

    Operation multi EA 5000 Begin the analysis with a standard solution and determine the daily factor. If the ¡ value measured for the standard solution differs by more than 20 % from the target value, repeat the measurement. If required, look for the source of the fault. If re- quired, re-calibrate the analysis system.

  • Page 39: Switching On The Basic Module And The Modules

    multi EA 5000 Operation Sample Furnace installation po- Comment sition and sampling Horizontal for Column method: Activated carbon in a quartz container in a ABD with MMS quartz glass boat Batch method: Activated carbon with no quartz container in a quartz glass boat with holding-down clamp EC/OC...

  • Page 40: Switching Off The Basic Module And The Modules

    Operation multi EA 5000 } The basic module boots up. The LED on the front lights up in green after approx 30 s. } Start the multiWin program. Log in with user name and password. } Click the [Initialize analyzer] button. ü...

  • Page 41: Recommissioning After Emergency Shutdown (Cl Module)

    multi EA 5000 Operation Recommissioning after emergency shutdown (Cl module) WARNING Chemical burns due to concentrated sulfuric acid If a Cl module is connected to the basic module, sulfuric acid can still be in the gas trans- fer line and the auto-protection valve assembly after an emergency shutdown. ¡...
  • Page 42 Operation multi EA 5000 – Connect the gas transfer line with the auto-protection valve assembly. Plug the heating cable plug into its socket. – Route the gas transfer line through the wall of the basic module top the detection module. Connect the gas transfer line to the sulfuric acid container. ü...

  • Page 43: Nitrogen Analysis With The Cld 5000

    multi EA 5000 Nitrogen analysis with the CLD 5000 Nitrogen analysis with the CLD 5000 Function and design 7.1.1 Function and measuring principle Expansion of the basic module with the detection module allows the determination of the nitrogen content in solids, liquids, and gases via chemiluminescence. Organic nitrogen compounds can be determined as a TN sum parameter with the analy- sis system.

  • Page 44: Connection

    Nitrogen analysis with the CLD 5000 multi EA 5000 Figure 21Basic module with detection module and sampling module The detection module consists of the following components: Component Function Micro-plasma chamber Preparation of ozone (O ) from oxygen Converter Transformation of nitrogen dioxide ) into nitrogen monoxide (NO) Reactor with sensor Reaction of nitrogen monoxide (NO)

  • Page 45: Figure 22 Rear Of The Nitrogen Detector

    multi EA 5000 Nitrogen analysis with the CLD 5000 Interface for connection to a basic module ¡ ¡ Service interface with programming button. A diagram at the center on the rear of the device explains the different connections. Figure 22Rear of the nitrogen detector gas inlet 2 Measuring gas inlet 3 Measuring gas outlet...

  • Page 46: Installation

    Nitrogen analysis with the CLD 5000 multi EA 5000 Installation NOTICE Connecting or disconnecting electrical contacts may damage the sensitive electronic components of the basic module and of the detection module. ¡ Always connect the modules to power when they are switched off. NOTICE The detection module is equipped with a pump that can disrupt the function of other optical detection modules or lead to serious errors.

  • Page 47: Figure 24 Connecting Detection Modules To The Basic Module

    multi EA 5000 Nitrogen analysis with the CLD 5000 } Connect the supplied power cable to the power cable connection on the rear of the module and to an earthed socket. Observe the permissible maximum voltage! } Insert the oxygen hose in the "O "...

  • Page 48: Operation

    Nitrogen analysis with the CLD 5000 multi EA 5000 Operation CAUTION Risk of respiratory problems due to leaking ozone If the gas hoses have not been properly connected to the ozone generator, ozone may leak out of the detection module. ¡...

  • Page 49: Chlorine Analysis With The Cl Module

    multi EA 5000 Chlorine analysis with the Cl module Chlorine analysis with the Cl module Function and design 8.1.1 Function and measuring principle Expansion of the basic module with the detection module allows determination of the chlorine content in solid, liquid, paste-like, viscous and gaseous samples. When doing so, the device will determine the bromine and iodine content as proportions of the total chlorine of the sample as well.

  • Page 50: Figure 25 Design Of The Chlorine Detector (Without Measuring Cell)

    Chlorine analysis with the Cl module multi EA 5000 Figure 25Design of the chlorine detector (without measuring cell) 1 Safety attachment 2 Sulfuric acid container 3 Stirrer/cooling block 4 Connections for electrodes, measur- ing cells The wide-range coulometer has 3 application ranges. A special measuring cell is used for each application range: "high sensitive"...

  • Page 51: Figure 26 Measuring Cell "Sensitive" With Lid

    multi EA 5000 Chlorine analysis with the Cl module Figure 26Measuring cell "sensitive" with lid 1 Opening for combined electrode 2 Opening for direct injection and ex- haust connection Figure 27Equipped measuring cell 1 Combined electrode 2 Olive for connecting to the exhaust The combined electrode is used for the "sensitive"...

  • Page 52: Figure 28 Combined Electrode

    Chlorine analysis with the Cl module multi EA 5000 Figure 28Combined electrode 1 Connector plug 2 Generator cathode (Pt) 3 Indicator electrodes (Ag) 4 Gas inlet to measuring cell 5 Measuring gas connection (hose 20) The "high concentration" mea- The measuring cell has the same function as the "sensitive" measuring cell, but has a suring cell higher electrolyte volume.

  • Page 53: Figure 30 Measuring Cell "High Sensitive" With Lid

    multi EA 5000 Chlorine analysis with the Cl module The "high sensitive" measuring This measuring cell is used for very low chlorine content (0.01 to 10 µg). In particular, it cell is recommended for use in EOX determination or for gaseous sample. The measuring cell consists of the base element with magnetic stirring rod and lid.

  • Page 54: Figure 31 Equipped Measuring Cell

    Chlorine analysis with the Cl module multi EA 5000 Figure 31Equipped measuring cell 1 Gas inlet tube with screw connec- 2 Adapter for exhaust connection tion (for measuring gas) 3 Sensor electrode with pre-amplifier 4 Opening for direct injection, with plug 5 Silver electrode 6 Platinum electrode (with salt bridge)

  • Page 55: Figure 32 Sensor Electrode

    multi EA 5000 Chlorine analysis with the Cl module Figure 32Sensor electrode 1 Reference electrode 2 Filling port for internal electrolyte with rubber plug 3 Diaphragm 4 Silver ring (sensor) A short hose with a T piece can be found in the accessories of the measuring cell. The hose and the T piece are applied to the adapter and connected to the exhaust hose.

  • Page 56: Figure 34 Platinum Electrode With Salt Bridge

    Chlorine analysis with the Cl module multi EA 5000 Figure 34Platinum electrode with salt bridge 1 Platinum electrode with salt bridge, 2 Salt bridge complete 3 Platinum electrode with screw-on cap and sealing ring Figure 35Silver electrode The storage container for the sensor electrode can be fitted to the front door of the chlorine module.

  • Page 57: Connection

    multi EA 5000 Chlorine analysis with the Cl module 8.1.3 Connection An LED is installed on the front of the detection module. The LED lights up when the module is switched on. The power switch, the device fuse and the power connection are located on the rear of the module.

  • Page 58: Figure 37 Measuring Cell Connections

    Chlorine analysis with the Cl module multi EA 5000 Figure 37Measuring cell connections 1 Combined electrode connection 2 Measuring cells "sensitive" and "high concentration" connection 3 Platinum electrode connection 4 Silver electrode connection 5 Sensor electrode connection Measuring gas transfer A heated gas transfer line is used to transfer the measuring gas. It connects the combus- tion system of the basic module with the sulfuric acid container in the detection module.

  • Page 59: Figure 39 Gas Infeed Tube With Ptfe Connector

    multi EA 5000 Chlorine analysis with the Cl module Figure 39Gas infeed tube with PTFE connector In both cases, the measuring gas hose is fastened with the aid of a PTFE connector. En- sure the proper fit of the sealing rings! Figure 40Gas infeed to the "sensitive"...

  • Page 60: Installation

    Chlorine analysis with the Cl module multi EA 5000 Installation CAUTION Risk of injury A risk of injury due to broken glass is present when handling glass parts. ¡ Handle glass parts with extreme caution. NOTICE Connecting or disconnecting electrical contacts may damage the sensitive electronic components of the basic module and of the detection module.

  • Page 61: Figure 41 Connection Of The Heated Gas Transfer Lines To The Sulfuric Acid Container

    multi EA 5000 Chlorine analysis with the Cl module Installing the detection module Figure 41Connection of the heated gas transfer lines to the sulfuric acid container 1 Safety attachment 2 Sulfuric acid container 3 Hose for measuring gas infeed 4 Connector 5 Banjo bolt 6 Heated gas transfer line 7 Measuring gas transfer to the mea-...

  • Page 62: Figure 42 Connection Of The Gas Transfer Line In The Basic Module

    Chlorine analysis with the Cl module multi EA 5000 Figure 42Connection of the gas transfer line in the basic module Left Connection to the auto-pro- Right Heating cable connection tection valve assembly ü Connection of the detection module is complete. Inserting measuring cells The "sensitive"...
  • Page 63 multi EA 5000 Chlorine analysis with the Cl module The "high sensitive" measuring cell is inserted into the detection module as follows: NOTICE Risk of damage to the sensor electrode The sensor pin and the gold contact of the sensor electrodes are sensitive to touch. ¡...

  • Page 64: Operation

    Chlorine analysis with the Cl module multi EA 5000 Operation 8.3.1 Preparing the measuring cell Preparing the measuring cell includes the following steps: ¡ Preparing the electrolyte solution Performing the end point routine ¡ 8.3.1.1 The "sensitive" and "high concentration" measuring cells The measuring cells are similar in function.
  • Page 65 multi EA 5000 Chlorine analysis with the Cl module The finished electrolyte solution (solution C) can be kept for approx. 30 days if kept ¡ in a well-sealed glass container at 20 to 25 °C. Performing the end point rou- An end point routine is necessary after every electrolyte change. The end point routine is tine used to adjust the electrolyte to the optimal operating range of the measuring cell.

  • Page 66: Operating The Analysis System

    Chlorine analysis with the Cl module multi EA 5000 Preparing internal electrolyte ð Reagents required: 8.52 g of sodium sulfate p.a., anhydrous, max. chlorine content 0.001 } Dilute 8.52 g of sodium sulfate (Na ) in approx. 50 ml of ultrapure water in a 100 ml volumetric flask.

  • Page 67: Notes For Measuring Operations

    multi EA 5000 Chlorine analysis with the Cl module } Initialize the analysis system by clicking on [Initialize analyzer]. ü The initialization and automatic detection of all connected components will be carried out. } Ready the samples. } Activate a pre-existing method via the Method |Method - activate menu item. } Alternatively: Create a new method in the Method |Method - new menu.
  • Page 68 Chlorine analysis with the Cl module multi EA 5000 The "sensitive" and "high con- Fill the measuring cells with fresh electrolyte solution daily: centration" measuring cells ¡ "sensitive" measuring cell: 15 to 20 ml ¡ "high concentration" measuring cell: 120 ml The "high sensitive"...

  • Page 69: Sulfur Analysis With The Uvfd 5000, Mpo 5000

    multi EA 5000 Sulfur analysis with the UVFD 5000, MPO 5000 Sulfur analysis with the UVFD 5000, MPO 5000 Function and design 9.1.1 Function and measuring principle Expansion of the basic module with the detection module allows determination of the sulfur content in solid, liquid, paste-like, viscous and gaseous samples via UV floures- cence.

  • Page 70: Connection

    Sulfur analysis with the UVFD 5000, MPO 5000 multi EA 5000 To determine the sulfur content without interference from simultaneous increased ni- trogen content the patented MPO (microplasma optimization) technology has been de- veloped. The MPO technology removes the interfering nitrogen monoxide from the measuring gas.

  • Page 71: Installation

    multi EA 5000 Sulfur analysis with the UVFD 5000, MPO 5000 S-UVF Figure 44Rear of the sulfur detector 1 Chemical ozone decomposer (MPO) 2 Measuring gas inlet 3 Measuring gas outlet 4 Service interface and programming button. 5 Interface to the basic module 6 Power connection 7 Fuse holder 8 Equipment switch...

  • Page 72: Figure 45 Chemical Ozone Decomposer

    Sulfur analysis with the UVFD 5000, MPO 5000 multi EA 5000 } Leave the "sample out" outlet unconnected or connect it to the measuring gas inlet of the next detection module. } For detection modules with MPO technology: Install the chemical ozone decomposer on the rear of the module: –...

  • Page 73: Operation

    multi EA 5000 Sulfur analysis with the UVFD 5000, MPO 5000 Operation CAUTION Risk of respiratory problems due to leaking ozone If the gas hoses have not been properly connected to the ozone generator, ozone may leak out of the detection module. ¡...

  • Page 74: Sulfur Analysis With The Coulometric Sulfur Module

    Sulfur analysis with the Coulometric Sulfur Module multi EA 5000 Sulfur analysis with the Coulometric Sulfur Module 10.1 Function and design 10.1.1 Function and measuring principle Expansion of the basic module with the detection module allows the determination of the sulfur content in solids, liquids, and gases via microcoulometric titration. The organic sulfur compounds are incinerated into a mixture of sulfur dioxide (SO ) and sulfur trioxide (SO...

  • Page 75: Figure 46 Coulometric Sulfur Detector With Measuring Cell (Without Door)

    multi EA 5000 Sulfur analysis with the Coulometric Sulfur Module Figure 46Coulometric sulfur detector with measuring cell (without door) 1 Indicator electrodes connection 2 Indicator electrode (black) 3 Gas inlet 4 Measuring cell 5 Port for manual dosing 6 Anode (yellow) 7 Cathode (red) 8 Generator electrodes connection...

  • Page 76: Figure 47 Coulometric Sulfur Detectors Without Measuring Cell

    Sulfur analysis with the Coulometric Sulfur Module multi EA 5000 Figure 47Coulometric sulfur detectors without measuring cell 1 Measuring gas hose from the basic 2 Measuring gas hose to the measur- module (hose 71) ing cell (hose 72) 3 HX absorber 4 Hose 73 5 Magnetic mixer with controls 6 Magnetic mixer connection 7 NOx absorber...

  • Page 77: Figure 48 Coulometric Measuring Cell

    multi EA 5000 Sulfur analysis with the Coulometric Sulfur Module Figure 48Coulometric measuring cell 1 Indicator electrodes (black) 2 Gas inlet tube 3 Port for manual dosing 4 Electrolyte solution filling height 5 Cathode (red) 6 Anode (yellow) 7 Gas outlet Electrodes A diaphragm is located between the electrodes for generation (anode and cathode).

  • Page 78: Figure 49 Generator And Indicator Electrodes, Gas Inlet Tube

    Sulfur analysis with the Coulometric Sulfur Module multi EA 5000 Figure 49Generator and indicator electrodes, gas inlet tube 1 Generator electrodes (with union 2 Cathode (inside) nut) 3 Diaphragm 4 Anode (outside) 5 Platinum electrodes 6 Gas inlet tube 7 Indicator electrodes Absorber To clean the measuring gas, two absorbers are installed in the detection module.

  • Page 79: Figure 50 Nox Absorber And Hx Absorber

    multi EA 5000 Sulfur analysis with the Coulometric Sulfur Module Figure 50NOx absorber and HX absorber 1 NOx absorber 2 HX absorber Hose diagram Labeled hoses connect the measuring cell with the other components in the detection module. The numbers in the hose diagram correspond to the labels on the hoses. Measuring cell Mixer Figure 51Hose diagram...

  • Page 80: Connection

    Sulfur analysis with the Coulometric Sulfur Module multi EA 5000 10.1.3 Connection The electrical connection and the interface to the basic module can be found on the rear of the detection module. The device switch for switching the detection module on and off is located on the top right of the rear of the device (when viewed from the front).

  • Page 81: Installation

    multi EA 5000 Sulfur analysis with the Coulometric Sulfur Module 10.2 Installation CAUTION Risk of injury A risk of injury due to broken glass is present when handling glass parts. ¡ Handle glass parts with extreme caution. NOTICE Connecting or disconnecting electrical contacts may damage the sensitive electronic components of the basic module and of the detection module.

  • Page 82: Figure 53 Coulometric Sulfur Detector With Measuring Cell (Without Door)

    Sulfur analysis with the Coulometric Sulfur Module multi EA 5000 Figure 53Coulometric sulfur detector with measuring cell (without door) 1 Indicator electrodes connection 2 Indicator electrode (black) 3 Gas inlet 4 Measuring cell 5 Port for manual dosing 6 Anode (yellow) 7 Cathode (red) 8 Generator electrodes connection...

  • Page 83: Operation

    multi EA 5000 Sulfur analysis with the Coulometric Sulfur Module 10.3 Operation 10.3.1 Preparing the measuring cell Preparing the measuring cell includes the following steps: ¡ Preparing the electrolyte solution Performing the end point routine ¡ Two further solutions are required for the end point routine and for the check of the measuring cell.

  • Page 84: Operating The Analysis System

    Sulfur analysis with the Coulometric Sulfur Module multi EA 5000 As soon as the cell potential goes outside of the operating range, the software will auto- matically start an end point routine. Cell potential is lower than the operating range: Automatic generation start (iodine generation) ¡...
  • Page 85 multi EA 5000 Sulfur analysis with the Coulometric Sulfur Module } Select Start |Start - Analysis in the menu. } Select an analysis group or create a new one and confirm via [OK]. } Create an analysis sequence. } Enter the sample ID for all sample in the Name field. } Release all sequence lines } Confirm the entries with [OK].

  • Page 86: Carbon Analysis With The Tc Module

    Carbon analysis with the TC module multi EA 5000 Carbon analysis with the TC module 11.1 Function and design 11.1.1 Function and measuring principle Expansion of the basic module with the detection module allows determination of the carbon content in solid, liquid, paste-like, viscous and gaseous samples. The detection module contains a wide-range NDIR detector.

  • Page 87: Connection

    multi EA 5000 Carbon analysis with the TC module The detection module can be used to determine TC and EC/OC. ¡ TC determination can be performed in both the multi-purpose combustion tube (standard tube) and the special EC/OC combustion tube. ¡...

  • Page 88: Installation

    Carbon analysis with the TC module multi EA 5000 11.2 Installation NOTICE Connecting or disconnecting electrical contacts may damage the sensitive electronic components of the basic module and of the detection module. ¡ Always connect the modules to power when they are switched off. } Place the detection module to the left of the basic module.
  • Page 89 multi EA 5000 Carbon analysis with the TC module } Click the [Start Measurement] button. ü The prepared analysis sequence is processed. For manual sampling, follow the instructions in the software.

  • Page 90: Carbon Analysis With The Toc Module

    Carbon analysis with the TOC module multi EA 5000 Carbon analysis with the TOC module 12.1 Function and design 12.1.1 Function and measuring principle The detection module contains a wide-range NDIR detector. Expansion of the basic module with the detection module allow determination of the following sum parame- ters: Sum parameters Samples...

  • Page 91: Figure 56 Toc Detector, Door Opened

    multi EA 5000 Carbon analysis with the TOC module Figure 56TOC detector, door opened 1 Water traps 2 Measuring gas hose from the basic module (hose 80) 3 Condensate pump 4 TIC reactor 5 Cooling block (measuring gas dryer) 6 Halogen trap 7 Hose 81 The basic module must be equipped with the following components to analyze aqueous samples:...

  • Page 92: Figure 57 Components In The Basic Module

    Carbon analysis with the TOC module multi EA 5000 Figure 57Components in the basic module 1 TOC combustion tube injection port 2 Spherical joint (fasten with forked clamp) 3 Condensation coil TOC combustion tube The TOC combustion tube (reactor) is used to determine the TC, TOC and NPOC param- eters in water samples.

  • Page 93: Figure 59 Tube Holder For The Toc Combustion Tube

    multi EA 5000 Carbon analysis with the TOC module Screw the screw cap with the septum on the top opening of the combustion tube. Con- nect the condensation coil with the aid of a fork type clamp to the spherical joint on the lateral outlet.

  • Page 94: Figure 60 Condensation Coil

    Carbon analysis with the TOC module multi EA 5000 Figure 60Condensation coil 1 FAST connector 2 Spherical joint The detection module is equipped with the TIC condensation unit. The TIC condensation unit consists of the following components: Component Task TIC reactor TIC determination Gas-liquid separator Separation of the liquid phase (conden-...

  • Page 95: Connection

    multi EA 5000 Carbon analysis with the TOC module NDIR outlet Measuring gas inlet Waste (from condensation coil, basic device) NDIR measuring gas inlet Figure 61Hose diagram of the TOC detector Straight and angled FAST connectors are used to fasten hose connections. 12.1.3 Connection The device switch for switching the detection module on and off is located on the top right of the rear of the device (when viewed from the front).

  • Page 96: Figure 62 Rear Of The Toc Detector

    Carbon analysis with the TOC module multi EA 5000 Figure 62Rear of the TOC detector 1 "External (out)" connection socket 2 "C-NDIR" interface cable connection (25-pin) (9-pin) 3 "External (in)" interface cable con- 4 "Sample in" measuring gas inlet nection (25-pin) 5 "Sample out"...

  • Page 97: Installation

    multi EA 5000 Carbon analysis with the TOC module EC/OC determination requires the use of the EC/OC combustion tube. For the connection to the basic module, hose 82 is removed from the "sample in" mea- suring gas inlet on the rear of the detection module. The "sample in" measuring gas inlet is connected to the "Sample OUT N/S/C"...

  • Page 98: Figure 63 Toc Detector, Door Opened

    Carbon analysis with the TOC module multi EA 5000 Figure 63TOC detector, door opened 1 Water traps 2 Measuring gas hose from the basic module (hose 80) 3 Condensate pump 4 TIC reactor 5 Cooling block (measuring gas dryer) 6 Halogen trap 7 Hose 81 Preparing the basic module } Fill the TOC combustion tube as shown in the illustration.

  • Page 99: Operation

    multi EA 5000 Carbon analysis with the TOC module Figure 64TOC combustion tube 1 HT mat 2 Quartz glass fragments 3 Quartz wool 4 Catalyst 5 Quartz wool For NPOC determination } Prepare the detection module and the basic module as previously described. } Connect the NPOC purge hose (hose 16) to the "out ABD"...

  • Page 100: Notes For Measuring Operations

    Carbon analysis with the TOC module multi EA 5000 } Start the control and analysis software and login with your username and password. } Initialize the analysis system by clicking on [Initialize analyzer]. ü The initialization and automatic detection of all connected components will be carried out.

  • Page 101: Troubleshooting

    multi EA 5000 Troubleshooting Troubleshooting 13.1 General notes For fault analysis, log files can be recorded. Log file recording should be activated after consultation with Analytik Jena AG customer service for specific faults. The save location of the log files can be defined via the Extras |Configuration menu item in the Configuration |Error analysis window.
  • Page 102 Troubleshooting multi EA 5000 Error Error message/cause Remedy code Serial port not available! Serial port not reachable! communication problems Disconnect the USB connection between the basic module and the PC and reconnect after approx. 10 s. Initialize Operating system faults: Unauthorized access Undefined multiWin end Exit the software and switch off the device Detach the USB cable and re-connect after ap-...
  • Page 103 multi EA 5000 Troubleshooting Error Error message/cause Remedy code C sensor: No connection C sensor: CRC error Communication interrupted after sensor detection Acknowledge message during initialization Initialize C sensor: Analog values outside range The analog values of the detector are outside the Check the quality of the carrier gas operating range Initialize...
  • Page 104 Troubleshooting multi EA 5000 Error Error message/cause Remedy code Gas box: Fault when setting the target flow Communication to gas box interrupted Acknowledge message Initialize Gas box: Conversion fault 1 Gas box: Conversion fault 2 Gas box: Conversion fault 3 Gas box: Conversion fault 4 Communication faulty (readout of flows from gas Acknowledge message...
  • Page 105 multi EA 5000 Troubleshooting Error Error message/cause Remedy code ABD: No connection Communication error after ABD was detected dur- Acknowledge message ing initialization Initialize ABD: Runtime exceeded Completion message for the ABD movement Check that the flame sensor is properly applied takes too long and connected Record log files...
  • Page 106 Troubleshooting multi EA 5000 Error Error message/cause Remedy code Syringe not drawn back all the way Draw syringe back all the way Insert syringe Autoinjector: No connection Auto-injector coupling not found Check connection Acknowledge message Initialize No Autoinjector AI-EA was found Autoinjector AI-EA not connected or faulty Check connection Acknowledge message...

  • Page 107: Initializing The Basic Module And The System Components

    multi EA 5000 Troubleshooting Error Error message/cause Remedy code Syringe pump: Pump step not permitted Syringe pump: Command error Syringe pump: incorrect type Communication error Acknowledge message Initialize 13.3 Initializing the basic module and the system components Initialization of a measuring system establishes communication between the measuring system and the computer.

  • Page 108: Displays In The Window Status Analyzer

    Troubleshooting multi EA 5000 13.4 Displays in the window Status analyzer 13.4.1 Overview In the Status analyzer window, information on the device status or information on indi- vidual modules is displayed. Status analyzer multi EA 5000 TN liquid vertical (1) - liquid Rack : 112 - Syringe...

  • Page 109: Method

    multi EA 5000 Troubleshooting 13.4.2 Method The following can be displayed in the top line of the Status analyzer window: Display Description TN(1) - liquid Example of a method: Name(version) – state Possible states: ¡ Liquid ¡ Solid ¡ ¡ AOX, AOX solid ¡...

  • Page 110: Detectors

    Troubleshooting multi EA 5000 The following status displays are possible: Device not ready for measurement Display Description No sampling module dis- Device not ready for measurement, no sampling mod- played (display empty) ule identified: Connect and activate at least one sampling mod- ¡...
  • Page 111 multi EA 5000 Troubleshooting The following status displays are possible: Device ready for measurement Display Description OK (green, black) Detector is ready for measurement Device not ready for measurement - general Display Description No detector displayed (dis- No detector detected play empty) ¡...

  • Page 112: Device Faults On The Basic Module

    Troubleshooting multi EA 5000 End point routine Automatic end point routine running: ¡ Wait for the end point routine to finish Drift determination Drift determination immediately after titration or end point routine: Wait until drift determination is complete (ap- ¡ prox.
  • Page 113 multi EA 5000 Troubleshooting Error Possible cause Remedy Check the connection be- tween the basic module and the PC Malfunction in the inter- Inform customer service nal electronics department Furnace temperature is Temperature control Inform customer service outside tolerance limits or faulty department target temperature is not...

  • Page 114: Analytical Problems In The Basic Module

    Troubleshooting multi EA 5000 Error Possible cause Remedy Heating faulty Inform customer service department Temperature control faulty Auto-injector not de- Auto-injector and au- Switch off the autosam- tected tosampler switched on at pler the same time 13.6 Analytical problems in the basic module Error Possible cause Remedy...

  • Page 115: Device Faults On The Cld 5000

    multi EA 5000 Troubleshooting Error Possible cause Remedy Scattering measurements Dosing faulty Check dosing Combustion tube contam- Clean or replace combus- inated or severely crystal- tion tube lized 13.7 Device faults on the CLD 5000 Error Possible cause Remedy LED in front panel flash- ¡...

  • Page 116: Analytical Problems During Tc Determination

    Troubleshooting multi EA 5000 Error Possible cause Remedy Smell of ozone ¡ Chemical ozone de- ¡ Replace chemical composer old/inef- ozone decomposer fective (→ "Replacing the chemical ozone de- composer"  149) Gas hoses on the Check hoses ¡ ¡ ozone generator Search for leak as ¡...

  • Page 117: Device Faults On The Chlorine Detector

    multi EA 5000 Troubleshooting Error Possible cause Remedy ¡ Converter worn out/ ¡ Inform customer ser- vice department ¡ Ozone generator ¡ Replace ozone gener- faulty ator, see (→ "Replac- ing the ozone gener- ator"  146) Device leaking or de- Inform customer ser- ¡...

  • Page 118: Analytical Problems During Aox, Eox And Tx Determination

    Troubleshooting multi EA 5000 13.10 Analytical problems during AOX, EOX and TX determination Error Possible cause Remedy Low results Incomplete HX for- Reduce sample size/ ¡ ¡ mation due too ex- amount cessive halogen con- Dilute sample ¡ tents, due to exces- sive inorganically bound halogen com- pounds or due to...

  • Page 119: Device Faults On The Uvfd 5000 And Mpo 5000

    multi EA 5000 Troubleshooting 13.11 Device faults on the UVFD 5000 and MPO 5000 Error Possible cause Remedy LED in front panel flash- Run-in period not yet Wait for the comple- ¡ ¡ completed tion time for the run- in period of approx 30 min to elapse.

  • Page 120: Device Faults On The Coulometric Sulfur Detector

    Troubleshooting multi EA 5000 Error Possible cause Remedy ¡ Sample too viscous ¡ Use the horizontal too be drawn in with- operation mode and out air pockets dilute the sample, or dose directly as a solid. Inhomogeneous sam- Homogenize sample ¡...
  • Page 121 multi EA 5000 Troubleshooting Error Possible cause Remedy ¡ In vertical operation ¡ Check the position of mode: Quartz wool the quartz wool, ad- not present or at the just as necessary wrong position in the combustion tube Sample evaporates Use a cooled sampler.

  • Page 122: Device Faults On The Carbon Detector

    Troubleshooting multi EA 5000 13.15 Device faults on the carbon detector Error Possible cause Remedy Analog values exceeding Analog values outside Check the gas con- ¡ ¡ values range (display in of operating range nection to the basic the Status analyzer win- module dow) ¡...

  • Page 123: Device Faults On The Toc Detector

    multi EA 5000 Troubleshooting Error Possible cause Remedy ¡ Inlet gas flow set too ¡ Adjust method pa- low in the method rameters (EC/OC methods only) Results too high Inlet gas flow set too Adjust method pa- ¡ ¡ low in the method rameters (EC/OC methods only)

  • Page 124: Analytical Problems During Tc, Ec/Oc, Toc, Npoc And Tic Determination

    Troubleshooting multi EA 5000 Error Possible cause Remedy ¡ Rinse the syringe thoroughly with ul- trapure water after each cleaning step Water traps clogged Service life expired Replace the water ¡ ¡ (> 6 months) traps Do not analyze any ¡ Water trap capacity ¡...
  • Page 125 multi EA 5000 Troubleshooting Error Possible cause Remedy ¡ Inlet gas flow set too ¡ Adjust method pa- low in the method rameters (EC/OC methods only) Results too high Inlet gas flow set too Adjust method pa- ¡ ¡ low in the method rameters (EC/OC methods only)
  • Page 126 Troubleshooting multi EA 5000 Error Possible cause Remedy Low results ¡ Catalyst depleted ¡ Exchange the catalyst ¡ System is leaking ¡ Check the sluice for leaks ¡ Replace septum ¡ Incorrect injection vol- ¡ For manual sampling: introduce the sample volume set in the method Phosphoric acid in the...

  • Page 127: Maintenance And Care

    multi EA 5000 Maintenance and care Maintenance and care 14.1 Overview of maintenance work Basic module Maintenance inter- Measure Daily and after Check gas flow maintenance Check system tightness Weekly Clean and care of the analyzer Check all hose connection for proper fit; replace loose connec- tions Monthly Check fastening screws for proper fit;...
  • Page 128 Maintenance and care multi EA 5000 UVFD 5000, MPO 5000 Maintenance inter- Maintenance task Weekly Clean the module from the outside Check all screw connections for tight fit Annually Replace the absorber (MPO 5000 only) As necessary Replace the UV lamp Cl module Maintenance inter- Maintenance task...

  • Page 129: Maintenance Of The Multi-Purpose Combustion Tube

    multi EA 5000 Maintenance and care TC module Maintenance inter- Maintenance task Weekly Clean the module from the outside Check hoses for cracks, replace as necessary Check hose connections for tight fit TOC module Maintenance inter- Maintenance task Daily Check gas flow Check copper wool in the halogen trap for discoloration Regenerate the TIC reactor Weekly...

  • Page 130: Removing The Combustion Tube

    Maintenance and care multi EA 5000 14.2.1 Removing the combustion tube CAUTION There is a risk of burns at the combustion furnace and combustion tube! ¡ Only perform removal when cold. Allow the device to cool sufficiently. ¡ Wear the heat-proof gloves included in the delivery when handling hot components. These gloves are suitable for temperatures of up to 200 °C.

  • Page 131: Cleaning The Combustion Tube

    multi EA 5000 Maintenance and care 14.2.2 Cleaning the combustion tube ð Remove the combustion tube from the combustion furnace (→ "Removing the com- bustion tube"  130). } Remove the screw cap and septum, if present. Remove the 2 angled FAST connectors from the combustion tube.

  • Page 132: Installing The Combustion Tube

    Maintenance and care multi EA 5000 } Remove the combustion tube from the combustion furnace as described. } Roll a small amount of quartz wool into a loose plug approx. 1.5 to 2 cm long. } Insert the quartz wool plug into the inner tube of the combustion tube with a clean glass rod.
  • Page 133 multi EA 5000 Maintenance and care } Place the combustion system in the vertical position. } For nitrogen and sulfur determination in vertical operation mode: Ensure that the quartz wool plug has been inserted at the proper place in the combustion tube.

  • Page 134: Maintenance Of The Auto-Protection Valve Assembly

    Maintenance and care multi EA 5000 14.3 Maintenance of the auto-protection valve assembly CAUTION Risk of injury from falling components The user can be injured if the assembly falls down during maintenance. ¡ Exercise extreme caution during maintenance of the auto-protection valve assem- bly.

  • Page 135: Check And Replace The Filter

    multi EA 5000 Maintenance and care } Pull the electrical connection of the auto-protection valve assembly and, where applicable, the transfer line out of the connection. } Hold the auto-protection valve assembly with the left hand and pull at the knob of the clamping mount with the right hand to open the lock. Re- move the auto-protection valve assembly from the combustion furnace.

  • Page 136: Replacing The Pneumatic Seal

    Maintenance and care multi EA 5000 } Remove the intermediate ring. } Remove the worn filter and insert a new filter. } Reassemble the auto-protection valve assembly again in reverse order. ü The auto-protection valve assembly is ready for operation again. 14.3.3 Replacing the pneumatic seal } Remove the auto-protection valve assembly.

  • Page 137: Replacing The Membrane Dryer

    multi EA 5000 Maintenance and care } Carefully separate the special seal from the ring. } Insert a new special seal into the ring. } Place the PTFE disk (2) in the housing (3). } Place the seal (1) in the housing. The hole in the ring must align with the hole in the housing.
  • Page 138 Maintenance and care multi EA 5000 For better clarity, some work steps are displayed with the side panels removed. How- ever, for the installation and removal of the membrane dryer it is not necessary to re- move the side panels. } Move the combustion furnace into the horizontal position.

  • Page 139: Replacing The Hose Connections

    multi EA 5000 Maintenance and care 14.5 Replacing the hose connections Check the hose connections regularly for leaks. Remove and replace faulty hoses and hose connections. Check the system for leaks after maintenance (→ "Checking the sys- tem for leaks"  142). When replacing Fingertight screw connections, observe the following: Only use straight cut, round and unpinched hose ends for the connection.

  • Page 140: Replacing The Check Valves And Particle Filters

    Maintenance and care multi EA 5000 } Insert the septum and screw the screw cap back onto the combustion tube. ü Replacing the septum on the combustion tube is now complete. 14.7 Replacing the check valves and particle filters 14.7.1 Replacing the check valves on the gas box The check valves must be replaced if the gas flow can no longer be set to the target value (observe the message in the software) and possible leaks in the system have been excluded.

  • Page 141: Replacing The Particle Filters In The Gas Inlets

    multi EA 5000 Maintenance and care } Replace the sealing rings of the check valves in the upper and lower part of the valve block. } Insert new check valves. } Assemble the valve block and screw on the top part. } Connect hose 3 to the "main"...

  • Page 142: Checking The System For Leaks

    Maintenance and care multi EA 5000 14.8 Checking the system for leaks } Switch on the basic module and the system components. } Open the gas supply. } Start the multiWin program. } Activate a method. ü The current gas flows are displayed in the Status analyzer window. Faulty gas inlet flows are marked in red in the Status analyzer window.
  • Page 143 multi EA 5000 Maintenance and care } Assemble the flow monitoring set in the following order: – Thread the screw cap, the seal and the sealing cone (1) onto the thin hose (2). – Connect the hose (2) with the other hose (3). –...

  • Page 144: System Tightness For Toc Methods

    Maintenance and care multi EA 5000 14.8.3 System tightness for TOC methods System tightness for the gas path from the inlet of the basic module to the outlet of the TOC module is not regulated automatically. Use the hose set included in the scope of de- livery and proceed as follows: ð...
  • Page 145 multi EA 5000 Maintenance and care CAUTION Risk of injury from falling components The user can be injured if the combustion furnace falls down during installation/re- moval. ¡ Exercise extreme caution when installing/removing the combustion furnace. The combustion furnace must be removed for transport. } Remove the combustion tube (→...

  • Page 146: Maintenance Of The Cld 5000 Nitrogen Detector

    Maintenance and care multi EA 5000 } Move the combustion furnace into the horizontal position. } Remove the auto-protection valve assembly from the combustion fur- nace (→ "Maintenance of the auto-protection valve assembly"  134). } Detach hose 14 (see arrow). Press the ring at the plug connector into the connector and pull off the hose.
  • Page 147 multi EA 5000 Maintenance and care CAUTION Risk of respiratory problems due to leaking ozone If the gas hoses are not properly connected to the ozone generator, ozone can leak out of the detection module. ¡ Ensure proper hose connection. ¡...

  • Page 148: Replacing The Absorber

    Maintenance and care multi EA 5000 Figure 68Replacing the ozone generator 1 Oxygen connection (O 2 Ozone outlet (O out) 3 Communication cable (to the PCB) Checking the function of the Check the function of the detection module after maintenance via a control measure- detection module ment.

  • Page 149: Replacing The Chemical Ozone Decomposer

    multi EA 5000 Maintenance and care Figure 69Absorber 1 Hose 6 connection 2 Holding clamp 3 Absorber 14.10.3 Replacing the chemical ozone decomposer WARNING Risk of electric shock High voltages are present in the interior of the device, which can lead to electric shock if contacted.

  • Page 150: Figure 70 Replacing The Chemical Ozone Decomposer

    Maintenance and care multi EA 5000 } Switch off the detection module via the power switch. } Remove the left side panel. Remove the 4 screws to do this. Remove the protective grounding cable and remove the side panel. } Disconnect the following hose connections: Disconnect hose 25 from the T piece.

  • Page 151: Maintenance Of The Cl Module Chlorine Detector

    multi EA 5000 Maintenance and care 14.11 Maintenance of the Cl module chlorine detector 14.11.1 Replacing the sulfuric acid and cleaning the sulfuric acid container. WARNING Risk of chemical burns Concentrated sulfuric acid can cause severe chemical burns! ¡ Before replacing the sulfuric acid: Switch off the gas supply via the software. Risk of splashing if the gas supply is running.

  • Page 152: Maintenance Of The Measuring Cell

    Maintenance and care multi EA 5000 ð Replace the sulfuric acid daily. High sample throughput may require more frequent replacement. } Exit the multiWin software and switch off the analysis system. Switch of the detec- tion module via the switch on the rear of the device. } Allow the heated gas transfer line to cool or wear heat-proof gloves when replacing the sulfuric acid.

  • Page 153: Maintenance And Storage Of The Electrodes

    multi EA 5000 Maintenance and care ð For the "sensitive" and "high concentration" measuring cells: Replace the electrolyte solution daily. ð For the "high sensitive" measuring cell: Refill the electrolyte solution daily. Only replace the electrolyte solution in the event of analytical problem and if crys- talline deposits form.

  • Page 154: Figure 72 Correct Handling Of The Combined Electrode

    Maintenance and care multi EA 5000 Figure 72Correct handling of the combined electrode Drying of electrolyte on the combined electrode can cause an irreversible reduction of its sensitivity or damage the electrode. Therefore, make sure that the electrolyte never dries on the combined electrode. For brief operational interruptions (one full day): Store the combined electrode in ¡...
  • Page 155 multi EA 5000 Maintenance and care NOTICE Risk of destruction of the sensor electrode due to cleaning agents or abrasives The sensor electrode is particularly mechanically sensitive around the area of the silver ring and the diaphragm. ¡ Do not touch the silver ring. ¡...

  • Page 156: Maintenance Of The Uvfd 5000 And Mpo 5000 Sulfur Detector

    Maintenance and care multi EA 5000 During this time: Start an end point routine from time to time to remove excess ¡ chloride ions. Platinum electrode The salt bridge of the platinum electrode has a diaphragm. The electrolyte solution must not be allowed to crystallize inside the diaphragm, otherwise it can clog.
  • Page 157 multi EA 5000 Maintenance and care NOTICE Contamination reduces the effectiveness of the UV lamp. ¡ Do not touch the glass of the new lamp. In particular, protect the radiation emission point made of quartz glass. ¡ If the glass is touched, wipe it with a lint-free cloth and pure alcohol. The following states indicate a defective UV lamp: The run-in period of the detection module takes is not complete after 30 min.

  • Page 158: Replacing The Chemical Ozone Decomposer

    Maintenance and care multi EA 5000 } Place the lamp in the proper position when inserting: The pin on the holder must fit into the groove of the lamp body. } Fasten the new lamp with the 2 screws. } Plug the connection plug back into the socket all the way. } Fasten the side panel again.

  • Page 159: Maintenance Of The Coulometric Sulfur Detector

    multi EA 5000 Maintenance and care 14.13 Maintenance of the coulometric sulfur detector CAUTION Risk of injury A risk of injury due to broken glass is present when handling glass parts. ¡ Handle glass parts with extreme caution. 14.13.1 Replacing the absorber CAUTION Skin and respiratory system irritation due to quartz wool Quartz wool tends to form dust.

  • Page 160: Figure 74 Nox Absorber And Hx Absorber

    Maintenance and care multi EA 5000 Figure 74NOx absorber and HX absorber 1 NOx absorber 2 HX absorber...

  • Page 161: Replacing The Electrolyte Solution

    multi EA 5000 Maintenance and care 14.13.2 Replacing the electrolyte solution Figure 75Coulometric sulfur detector with measuring cell (without door) 1 Indicator electrodes connection 2 Indicator electrode (black) 3 Gas inlet 4 Measuring cell 5 Port for manual dosing 6 Anode (yellow) 7 Cathode (red) 8 Generator electrodes connection ð...

  • Page 162: Maintenance Of The Toc Detector

    Maintenance and care multi EA 5000 } Fill the measuring cell with approx. 100 ml of fresh electrolyte solution (approx up to the manual dosing port). For creation of the electrolyte solution, see (→ "Preparing the measuring cell"  83). } Carefully place the stirring rod back in the measuring cell. } Reinsert the electrodes in the measuring cell.

  • Page 163: Replacing The Water Traps

    multi EA 5000 Maintenance and care 14.14.1 Replacing the water traps Figure 76Replace the water traps 1 FAST connector (angled) 2 Screw connection 3 Disposable retention filter (water 4 Clamp trap) 5 Aerosol trap (large water trap) 6 Hose connector (to the cooling block) ð...

  • Page 164: Figure 77 Replacing The Halogen Trap

    Maintenance and care multi EA 5000 NOTICE Risk of device damage due to aggressive combustion products When the copper wool is used up, aggressive combustion products can damage the opti- cal and electronic components of the detection module. ¡ Replace the complete filling of the halogen trap as soon as half of the copper wool has turned black.

  • Page 165: Regenerating The Tic Reactor

    multi EA 5000 Maintenance and care } Cover the copper and brass wool with quartz wool. } Carefully press the filled U-tube into the clamps. } Connect the fast connector with hose 81 to the gas inlet limb with copper wool and hose 82 to the gas outlet limb with brass wool.

  • Page 166: Figure 78 Toc Detector, Door Opened

    Maintenance and care multi EA 5000 ð Check the TIC reactor for deposits and cracks quarterly. Cleaning is only required if TIC samples are no longer properly purged. } Undo the connection between the TIC reactor and the water traps. } Remove the 2 knurled screws on the cover of the cooling block.

  • Page 167: Replacing The Pump Hose Of The Condensate Pump

    multi EA 5000 Maintenance and care 14.14.5 Replacing the pump hose of the condensate pump WARNING Risk of chemical burns Residue of 40 % phosphoric acid can still be found in the pump hose. Phosphoric acid can irritate eyes, skin and mucous membranes. ¡...

  • Page 168: Cleaning The Condensation Coil

    Maintenance and care multi EA 5000 14.14.6 Cleaning the condensation coil CAUTION Risk of burns at the hot furnace ¡ Switch off the device and allow it to cool before performing maintenance. ð Clean the condensation coil annually. } Switch off the basic modules via the power switch and allow the device to cool. } Switch off the gas supply and disconnect the power plug from the power outlet.

  • Page 169: Replacing The Catalyst In The Toc Combustion Tube

    multi EA 5000 Maintenance and care 14.14.7 Replacing the catalyst in the TOC combustion tube CAUTION Risk of burns at the hot furnace ¡ Switch off the device and allow it to cool before performing maintenance. CAUTION Skin and respiratory system irritation due to quartz wool Quartz wool tends to form dust.

  • Page 170: Figure 81 Toc Combustion Tube

    Maintenance and care multi EA 5000 } Insert approx. 500 mg of quartz glass wool in the combustion tube. Carefully press the glass wool down to a height of approx. 1 cm with a glass rod. Do not press it down too tightly. } Carefully pour 16 g of platinum catalyst onto the quartz wool (fill height approx 4 cm).

  • Page 171: Transport And Storage

    multi EA 5000 Transport and storage Transport and storage 15.1 Transport When transporting the device, observe the safety instructions in the "Safety instructions" section. Avoid the following during transport: Impact and vibration ¡ Risk of damage due to shock, impact or vibration! ¡...

  • Page 172: Preparing The Basic Module For Transport And Storage

    Transport and storage multi EA 5000 If the device is not installed immediately after delivery or not required for longer periods, it should be stored in its original packaging. A suitable desiccant should be added to the equipment to prevent damage from moisture. The requirements for the climatic conditions of the storage location can be found in the specifications.

  • Page 173: Notes For The Transport Of The Cl Module

    multi EA 5000 Transport and storage WARNING Risk of chemical burns due to acid and electrolyte solution return Concentrated sulfuric acid is used in the Cl module, phosphoric acid in the TOC module and a slightly acidic electrolyte solution in the Coulometric Sulfur Module. A vacuum can be created in the analysis system when the combustion furnace is cooling.

  • Page 174: Notes On Transport Of The Coulometric Sulfur Module

    Transport and storage multi EA 5000 } Disconnect the measuring cell from the exhaust hose and remove the measuring cell. Empty the measuring cell. } Disconnect the gas transfer line from the sulfuric acid container. } Remove the sulfuric acid container from the detection module. Empty and rinse the container Replacing the sulfuric acid and cleaning the sulfuric acid container..

  • Page 175: Disposal

    multi EA 5000 Disposal Disposal When the respective service life has expired, the multi EA 5000 basic module, the detec- tors and sampling modules must be disposed of as electronic waste in accordance with the applicable regulations. Waste water containing acids and sample material is generated during device operation. Dispose of the neutralized waste in accordance with the legal requirements.

  • Page 176: Specifications

    Specifications multi EA 5000 Specifications 17.1 Technical data for the multi EA 5000 General characteristics Name on the basic module multi EA 5000 Dimensions (W x H x D) 510 x 470 x 550 mm Mass 25 kg Procedural data Digestion principle ¡...
  • Page 177 multi EA 5000 Specifications Transfer of the loaded, filtered active carbon without a quartz container (vibration method, with polycarbonate filters) in the quartz boat with holding-down clamp into the multi-purpose combustion tube Injection of an extract via injection port with septum (ABD) into quartz glass boats and transfer into the multi purpose combustion tube EC/OC...
  • Page 178 Specifications multi EA 5000 Dosing speed (horizontal) Liquids, EOX 1 to 10 µl/s Recommended: 3 µl/s (with ABD + MMS or manual dosing) ABD transfer speed to furnace controlled automatically via flame sensor or soft- ware settings 0,2 to 2 µl/s Recommended: 0,5 µl/s (with Autoinjector) Solids...
  • Page 179 multi EA 5000 Specifications Pressurized gases GSS/LPG combi module, GSS module + GSS adapterbox LPG module 2.0, GSS/LPG combi module Process control Control and analysis software multiWin Software function scope (extract) Control of the analysis system, data log- ging and analysis, recalculation, data ex- port/import, maintenance wizard, on- line help, real-time chart, service mod- ule, report generator, automatic leak...

  • Page 180: Technical Data Of The Cld 5000

    Specifications multi EA 5000 Computer specifications Graphics resolution 1280x1024 (1024x768 possible with restrictions) CD/DVD drive Required for software installation Interface 1 USB 2.0 Operating system Windows 8.1, Windows 10 (32, 64 bit ) Other Activation of DoNetFrameWork 3.5 17.2 Technical data of the CLD 5000 Procedural data Analytical parameters Total nitrogen TN...

  • Page 181: Technical Data For The Uvfd 5000, Mpo 5000

    multi EA 5000 Specifications Operating range of the wide-range coulometer measuring cells ¡ "high sensitive" "sensitive" ¡ "high concentration" ¡ The "high sensitive" measuring Measurement mode Potentiometry cell Measuring range (Cl absolute) 0.01 to 10 µg Generator current 100 µA Electrolyte volume 65 ml The "sensitive"...

  • Page 182: Technical Data For The Coulometric Sulfur Module

    Specifications multi EA 5000 Electrical variables Power supply 110 to 240 V +10/-5 % Overvoltage category Frequency 50/60 Hz Module fuse protection T 4.0 A H Number of device fuses Typical average power consumption 200 VA Interface to the basic module RS 232 Only use original fuses from Analytik Jena! General characteristics...

  • Page 183: Technical Data For The Toc Module

    multi EA 5000 Specifications Electrical variables Power supply 110 to 240 V +10/-5 % Overvoltage category Frequency 50/60 Hz Module fuse protection T 4.0 A H Number of device fuses Typical average power consumption 50 VA Interface to the basic module RS 232 Only use original fuses from Analytik Jena! General characteristics...

  • Page 184: Standards And Directives

    Specifications multi EA 5000 17.8 Standards and directives Protection class and protection The device is protection class I. The housing is protection type IP 20. type Device safety The device complies with the following safety standards EN 61010-1 ¡ EN 61010-2-081 ¡...
  • Page 185 multi EA 5000 Table of figures Table of figures Figure 1 Operating modes of the multi EA 5000 ......................17 Figure 2 Front view in vertical operation mode ........................ 19 Figure 3 Basic module in horizontal operation mode....................... 19 Figure 4 Basic module with a sampling module and a detection module............... 20 Figure 5 Interfaces on the rear of the device ........................
  • Page 186 Table of figures multi EA 5000 Figure 41 Connection of the heated gas transfer lines to the sulfuric acid container ............61 Figure 42 Connection of the gas transfer line in the basic module ................... 62 Figure 43 Basic module with detection module and sampling module................69 Figure 44 Rear of the sulfur detector...........................

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