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mru VARIOluxx User Manual

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VARIOluxx
USER MANUAL
9442EN

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  • Page 1 VARIOluxx USER MANUAL 9442EN...
  • Page 2 User Manual VARIOluxx Manufacturer: Legal notices / Intellectual property rights comments Original user manual © 2021 by MRU No part of this manual my be published in any form (print, photocopy, electronic media or any other publication form) without a written approval by the publisher.

  • Page 3: Table Of Contents

    User Manual VARIOluxx Table of content Information for product and safety ..........7 1.1. Safety manual ....................7 1.2. Safety precautions ..................7 Introduction ..................8 2.1. Intended use ....................8 2.2. About us ......................9 Description ..................11 3.1.
  • Page 4 User Manual VARIOluxx 5.10. Connecting analyser with WIFI (WLAN) ..........39 5.11. Getting information about the network ..........40 5.12. Assigning a fixed IP address ..............41 5.13. Serial connectivity (RS485/USB) ............42 5.14. Default settings ................... 43 5.15. Configuration of measurement program .......... 44 Test program ......................
  • Page 5 User Manual VARIOluxx Extras ....................68 8.1. Open menu Extras ..................68 8.2. History ......................68 8.3. System extensions ..................70 8.4. Connections ....................72 8.5. Automatic device start ................72 8.6. Instrument leak test ................... 74 8.7. Printing measurement results..............75 Printing current measurement results ............
  • Page 6 User Manual VARIOluxx 14.2. Operating the analyser in the extended temperature range ..98 Precautions for use in the extended temperature range ......98 Connecting heating box ..................98 14.3. Operating analyser with Nickel-Metal-Hybrid (NiHM)-Battery100 14.4. RS485 Extern (Option) ................101 14.5.

  • Page 7: Information For Product And Safety

    User Manual VARIOluxx Information for product and safety 1.1. Safety manual All general information and safety precautions of MRU products are listed in the supplied separate safety manual. Therefore, this manual must be read and observed before the first use of the instrument .

  • Page 8: Introduction

    User Manual VARIOluxx Introduction • This manual enables you to understand and safely oper- ate this MRU Analyser VARIOluxx. • Please read this manual with great vigilant and get familiar with the product before using it. • This analyser may only be operated by competent per- sonnel and for its intended use.

  • Page 9: About Us

    (NO2), while the instrument itself and its screen shots display the gases in upper case letter only, i.e. (NO2). 2.2. About us The analyser is produced by the MRU GmbH in Neckarsulm, Germany (Founded in 1984), a medium sized company that is specialised in developing, producing and marketing high quality emission monitoring analysers.
  • Page 10 User Manual VARIOluxx MRU GmbH Fuchshalde 8 + 12 74172 Neckarsulm - Obereisesheim GERMANY Tel +49 71 32 99 62 0 (Front office) Tel +49 71 32 99 62 61 (Service) Fax +49 71 32 99 62 20 Email: info@mru.de Site: www.mru.eu...

  • Page 11: Description

    User Manual VARIOluxx Description 3.1. Task The main task of the analyser is to analyse flue gases, as they are emitting from incinerators or engines. • The analyser is optimized for this purpose and includes all components from the gas sampling probe to data processing.

  • Page 12: The Analyser

    User Manual VARIOluxx Fresh air inlet Sample gas inlet Condensate outlet Diff. Pressure connector Vent collection box Vent outlet Sample gas filter (PTFE) Dust filter Humidity sensor Auto-zero solenoid valve CO purging pump Sample gas pump CO purge solenoid valve...

  • Page 13: Connectors

    User Manual VARIOluxx 3.4. Connectors Front side right Loudspeaker Ethernet (LAN) USB socket Second USB socket (option) RS485 (Option) Analog outputs 4 ... 20 mA Analog-inputs 4 … 20 mA Mains power supply Front side left Sample gas filter Condensate outlet port...

  • Page 14: Probes

    User Manual VARIOluxx 3.5. Probes In combination with the analyser, probes in different versions for high and less dust content are offered. • for fuel temperatures up to 800 °C (Stainless-steel probe tube), • for fuel temperatures up to 1.100 °C (Inconel steel probe tube), •...

  • Page 15: Heated Gas Sampling Probe

    User Manual VARIOluxx 3.6. Heated Gas sampling probe For interchangeable probe tube with flue gas temperature measurement using type K-thermoelement. Probe handle Probe tube Fast locking coupling Probe cone Cable plug (14-pin) Heated hose line Cable coupler (5-pin) Fast locking coupling Filter lock ►...
  • Page 16 User Manual VARIOluxx ATTENTION When measuring with coiled heated hose line, the hose line is destroyed due to strong heat development. ► Roll out the heated hose line completely for each measurement. NOTE Please note that heating hoses with 110V and 230V are offered.

  • Page 17: Unheated Gas Sampling Probe

    User Manual VARIOluxx 3.7. Unheated Gas sampling probe Filter lock Fast locking coupling Cable coupler (5-pin) Cable plug (14-pin) Fast locking coupling Unheated hose line Probe cone Probe tube Probe handle ► Check the probe filter before and after every measurement.

  • Page 18: Gas Conditioning

    User Manual VARIOluxx 3.8. Gas conditioning The sucked sample gas is dried and filtered before it is fed to the sensors. A sample gas cooler with Peltier element is used for drying. The condensate liquid appearing in the gas cooler is pumped to the con- densate outlet by means of a peristaltic pump.

  • Page 19: Operation

    User Manual VARIOluxx 4 Operation 4.1. Commissioning The analyser leaves the factory assembled and ready for use. ► Check the analyser regarding completeness and integrity. ► Connect the analyser to the mains.  The analyser switches on.  The operating system boots.

  • Page 20: Charging The Battery

    User Manual VARIOluxx Power-on and reset Reserve Reserve LED display mains operation/battery charging mode Reserve Current flow rate Current temperatures heated hose Selected measuring program, e.g., Test or measurement program Current temperatures of NDIR bench Current temperatures of gas cooler Access to detailed information on the instrument components.

  • Page 21: Switching On The Analyser

    User Manual VARIOluxx 4.4. Switching on the analyser ► Touch the ⏻ button (1) for 3 sec. minimum  LED lights blue ► Release the ⏻ button (1).  Analyser runs up. 4.5. Switching off the analyser There are two possibilities to switch off the analyser.

  • Page 22: Set The Analyser To Standby Mode

    User Manual VARIOluxx 4.7. Set the analyser to standby mode The analyser is protected in standby mode. You cannot take measurements in standby mode. The actuators, for example pumps and gas coolers, are switched off as far as possible. Note that NDIR is not switched off. After you have left the standby mode, the analyser will start up again.

  • Page 23: Back To Homescreen / Back To Measure

    User Manual VARIOluxx 4.8. Back to homescreen / Back to measure As soon as the back button is displayed, you have the option to go back to the homescreen or go back to the measurement, from any window. ► Press for one second ...

  • Page 24: Settings

    User Manual VARIOluxx Settings After the analyser has been inspected and is ready for start-up it can be switched on and personalized settings can be entered. These settings can be changed at any time. 5.1. Open menu Settings ► Press Settings ...

  • Page 25: Setting Date And Time

    User Manual VARIOluxx Setting Range Description Language Select analyser language Country (fuel type) By changing the country, the O ref- erence values settings are lost. The fuel list is reset. Similarly, country- specific defaults and methods of measurement are selected as a re- sult.

  • Page 26: Device Settings

    User Manual VARIOluxx ► Set the desired time and date. ► Press ACCEPT.  The set time and date are shown in the display. NOTE Note that the time setting is limited to +- 14 hours.  The analyser displays a corresponding message.
  • Page 27 User Manual VARIOluxx Setting Range Description Combustion analysis ON/OFF Setting combustion analysis to ON allows for several calculation per- formed by the instrument, which are fuel type Negative gas readings ON/OFF Negative gas readings caused by temperature drift of a sensor are...

  • Page 28: Water Monitoring

    User Manual VARIOluxx Modus Slave ID Modbus address of the instrument for the remote control via Modbus Hold delay after purge Time in which Analog outputs main- tain their value after zero-point measurement Aux connector Analogue input for TC, 0-10 V, 4...20mA, RS485...
  • Page 29 User Manual VARIOluxx  A window appears. ► Set the permitted H20 deviation [ppm]. ► Confirm the value with ► Set the allowed duration of deviation [min]. ► Confirm the value with ► Set the time after the zero point has been taken, when water monitoring is to be started.
  • Page 30 User Manual VARIOluxx  After the set time from start monitoring after zeroing has elapsed, monitoring starts. Monitoring status shows: Monitoring is running  The analyser continuously displays the newest H 0 value [ppm].  As soon as the permitted H 0 deviation [ppm] is exceeded, the sta- tus changes to: Overrun was detected.

  • Page 31: Averaging

    User Manual VARIOluxx ► You have the possibility to perform a new zeroing. ► You have the possibility to ignore the message and reset the water monitoring. The water monitoring starts again. ► You have the possibility to ignore the message and stop the water monitoring.
  • Page 32 User Manual VARIOluxx  The number of read values is counted up according to the set time interval.  As soon as the set time interval is reached, the number of read val- ues remains constant. You can set that at the start of an Auto-measurement (logging) the average values are reset.

  • Page 33: Programs

    User Manual VARIOluxx 5.7. Programs You can change the Program names. ► Open the menu Settings.  See also chapter 5.1 Open menu Settings, S. 24. ► Press Programs.  A window appears. ► Select the program you want to change the name for.

  • Page 34: Analog Output Setup (4-20Ma)

    User Manual VARIOluxx 5.8. Analog output setup (4-20mA) There are 8 Analog outputs (4-20 mA) available. Each Analog output (channel) is assigned a measured variable and an output range. Setting channel ► Open the menu Settings.  See also chapter 5.1 Open menu Settings, S. 24.

  • Page 35: Setting Lower / Higher Limit

    User Manual VARIOluxx ► Choose the desired measurrand. ► Press “OK“.  The measurand is assigned to the desired channel. Setting lower / higher limit NOTE Setting lower limit (4mA) This setting determines the lower end value, corre- sponding to 4 mA. If the measured value falls below the set value, the Analog output stops at 4 mA.

  • Page 36: Setting Analog Outputs During Zeroing

    User Manual VARIOluxx ► Enter the desired values for the lower and higher limit. ► Press „OK“. ► Press "Default" to set the default values for the lower and upper limits.  The lower and higher limit are assigned to the desired channel.

  • Page 37: Pin Assignment Of The 4-20 Ma Interface (Analog In/Out)

    User Manual VARIOluxx  See also chapter 5.1 Open menu Settings, S. 24. ► Press „Analog output setup (4-20mA)“.  A window appears. ► Scroll to "Output during zeroing" ► Press the field. ► Choose the desired option. Pin assignment of the 4-20 mA interface (Analog IN/OUT) ►...

  • Page 38: Analog Input Setup (4-20Ma)

    User Manual VARIOluxx 5.9. Analog input setup (4-20mA) There are 4 Analog inputs (4-20 mA) available. Each Analog input (channel) is assigned a measured variable and an output range. ► Open the menu Settings.  See also chapter 5.1 Open menu Settings, S. 24.

  • Page 39: Connecting Analyser With Wifi (Wlan)

    User Manual VARIOluxx 5.10. Connecting analyser with WIFI (WLAN) ► Insert a WLAN-Stick into the Analyser. ► Open the menu Settings.  See also chapter 5.1 Open menu Settings, S. 24. ► Press WIFI.  A window appears. ► Switch on the WLAN.

  • Page 40: Getting Information About The Network

    User Manual VARIOluxx  A connection to the WLAN network is established.  A WLAN symbol appears in the display. ► Touch the WLAN icon to see the WLAN IP. ► Alternatively, press the context menu button to display the WLAN IP.

  • Page 41: Assigning A Fixed Ip Address

    User Manual VARIOluxx ► Press INFO  Information about the network appear. 5.12. Assigning a fixed IP address ► Open the menu Settings.  See also chapter 5.1 Open menu Settings, S. 24. ► Press Network  A window appears.

  • Page 42: Serial Connectivity (Rs485/Usb)

    User Manual VARIOluxx ► Press „OK“.  A window appears. ► Choose the desired option.  The change takes effect after a restart 5.13. Serial connectivity (RS485/USB) You have a connection option to MRU4win via Bluetooth ► Open the menu Settings.

  • Page 43: Default Settings

    User Manual VARIOluxx 5.14. Default settings You can reset the analyser to factory default. NOTE Note that when the analyser is reset to factory default all individual settings are lost. ► Open the menu Settings.  See also chapter 5.1 Open menu Settings, S. 24.

  • Page 44: Configuration Of Measurement Program

    User Manual VARIOluxx 5.15. Configuration of measurement program The Analyser provides in the Measure menu various measurement programs, which can be selected in the main window. Each measuring program defines the properties of the measuring window: Test program The measured value window shows predefined values and cannot be changed.

  • Page 45: Assign A Measured Value

    User Manual VARIOluxx Assign a measured value ► Touch the menu Measure  The measurement window appears. ► Double touch the value field.  A selection list appears. ► Touch the desired measurand.  You can replace the selected value field with the selected measured value.

  • Page 46: Measurement

    User Manual VARIOluxx Measurement 6.1. Preparing measurement CAUTION Acid from the condensate Acid burns may result from weakly acidic liquids from the condensate. ► If you come into contact with acid, wash the area im- mediately using a lot of water.

  • Page 47: Operating Temperature

    User Manual VARIOluxx Operating temperature The internal gas cooler operates at 5°C, which is the dew point of the sample gas to the sensors. Components along the gas line may be dam- aged if they are colder than 5°C and condensation appears internally.

  • Page 48: Repeated Zero Point

    User Manual VARIOluxx In this case, check the ambient air. If the Setting “Analyser start with – stored zero point “is activated the ambient air is not checked  See also Chapter 5.4 Device settings, Page 26. Repeated Zero point It is possible to start a manual zero-point measurement.

  • Page 49: Use Last Valid Zero Point

    User Manual VARIOluxx NOTE Please note that a manually initiated zeroing sets a new time point grid. This depends on the set interval auto- zero [h] in the menu Settings. Example: You have set a zero-point interval [h] of 4 h. The last automatic zeroing took place at 2 pm.

  • Page 50: Select Source Zero Point (Gas)

    User Manual VARIOluxx  No new zero point is taken after switching on.  The zero-point bar is orange in this case. NOTE Please note that for the O2 sensor, regardless of this setting, a zero-point measurement is performed after each switch-on.

  • Page 51: Charging State Of The Battery

    User Manual VARIOluxx ► Touch the context menu (19)  A selection list appears. ► Touch „Zero point gas“.  A window appears. ► Choose the desired option.  The zero gas is sucked in either via the probe or the fresh air inlet.
  • Page 52 User Manual VARIOluxx NOTE ► Always connect a collection container to the condensate output (9). ► Ensure that the collection container has a sufficient empty volume. ► Dispose of acidic condensate and phosphoric acid in accordance with national and, if necessary, local dis- posal guidelines.

  • Page 53: Attach Clip-On Filter

    User Manual VARIOluxx Attach clip-on filter If you operate the analyser without a heated hose, dirt may collect in the gas inlet. ► In this case, plug the supplied clip-on filter onto the gas inlet (12). Controlling Filters The filters (probe filter and round filter) must be checked before and after each measurement.

  • Page 54: Take A Measurement

    User Manual VARIOluxx 6.2. Take a measurement Setting O2 reference and Fuel type ► Touch the menu „Measure “.  The measurement window appears. ► Touch the „Context menu “(19).  A selection list appears. ► Touch „O2ref / Fuel type).

  • Page 55: Starting The Measurement

    User Manual VARIOluxx ► Set the desired CO threshold value. ► Touch “OK”.  The setting is saved. The stored ppm value determines the CO shutdown threshold. If the measured value reaches this threshold, the second fresh air purge pump starts and the CO sensor is separated from the gas path by a valve.

  • Page 56: Select Channels For Graphic Display

    User Manual VARIOluxx ► Choose the desired site.  The measured values are stored. The measurement continues until you switch off the analyser.  See also Chapter Recalling stored measurements, Page 64. Select channels for graphic display You can select a maximum of eight channels and have them displayed graphically.
  • Page 57 User Manual VARIOluxx ► Press a measurand that you want to replace.  A window appears. ► Select the desired measurand. ► Press OK.  The measurand is replaced. You have the possibility to display two measurands simultaneously as a curve.

  • Page 58: Starting Auto-Measurement

    User Manual VARIOluxx ► If necessary, touch to stop the graphical display. The measurement will be continued in the background. ► If necessary, touch to continue the graphical display. Starting Auto-measurement You can record the measured values for a defined period and have them displayed graphically.
  • Page 59 User Manual VARIOluxx ► Set the desired interval. ► Specify whether a mean value is to be calculated. NOTE Note that the number of measuring points is limited to 17820. This corresponds, for example a duration of 48 hours with an interval of 10 seconds. If the duration and the set interval exceed the value of 17820, the measuring time turns red.

  • Page 60: Stopping Auto-Measurement

    User Manual VARIOluxx ► Select Export CSV or Print.  The data is exported or printed NOTE If a zero point was taken during a Auto-measurement (manually initiated or by a set time interval), the meas- ured values are kept constant in the display. Immedi- ately before the end of the zeroing, the real measured values are displayed again.

  • Page 61: Data Memory

    User Manual VARIOluxx Data memory 7.1. Organizing data memory Base of the data memory of the analyser is a set of sites stored in the instrument. Every site exists of a unique site number and 12 freely usable text lines which can have, e.g., the address, customer name etc.

  • Page 62: Changing Site Data

    User Manual VARIOluxx  The site is saved. Changing site data ► Touch the menu Sites.  A selection list appears. ► Select the desired site.  A window appears. ► Change the desired data. ► Touch „STORE “.  The changes are stored.

  • Page 63: Deleting Sites

    User Manual VARIOluxx Deleting sites ► Press the menu Sites.  A selection list appears. ► Select the desired site.  A window appears. ► Press Delete.  The site is deleted. 63 / 116 MRU GmbH, D-74172 Neckarsulm...

  • Page 64: Recalling Stored Measurements

    User Manual VARIOluxx Recalling stored measurements Stored measurement can be displayed individually for each site. ► Touch the menu Sites.  A selection list appears. ► Touch the desired site.  A window appears. ► Touch „MEASUREMENTS “.  A selection list appears.
  • Page 65 User Manual VARIOluxx The following functions are available • Export of flue gas measurements ► Insert a USB-stick into the analyser. ► Press the menu Sites.  A selection list appears ► Select the desired site.  A window appears.
  • Page 66 User Manual VARIOluxx ► Select the desired measurement. ► Press EXPORT CHECKED AS CSV  The measurements are exported as single files ► Press EXPORT CHECKED IN ONE FILE  All selected measurements are exported in one file.  A message appears ►...
  • Page 67 User Manual VARIOluxx Export without header 67 / 116 MRU GmbH, D-74172 Neckarsulm...

  • Page 68: Extras

    User Manual VARIOluxx 8 Extras 8.1. Open menu Extras ► Press Extras  A list appears ► Select the desired menu item. 8.2. History ► Open the menu Extras.  See also chapter 8.1 Open menu Extras, S. 68  A selection list appears.
  • Page 69 User Manual VARIOluxx ► Choose the desired period time.  The chosen time period is displayed graphically. ► If necessary, press  A window appears.  You have the possibility to change the displayed channels and to have them displayed graphically.

  • Page 70: System Extensions

    User Manual VARIOluxx ► If necessary, press  A window appears ► You can set min. and max. and the division of the selected channels. ► Press Ok, to exit the window. 8.3. System extensions You have the possibility to expand the analyser with options.
  • Page 71 User Manual VARIOluxx ► Insert the prepared USB stick into the analyser. ► Open the menu Extras  See also chapter 8.1Open menu Extras, Page 68. ► Press System extensions  A window appears.  The options stored on the USB stick are displayed.

  • Page 72: Connections

    User Manual VARIOluxx 8.4. Connections You can view the connections on the display of the analyser. ► Open the menu Extras  See also chapter 8.1 Open menu Extras, Page 68. ► Press Connections.  The Connections of the analyser are displayed.
  • Page 73 User Manual VARIOluxx  The time of the next automatic device start is taken over and shown in the display. If you have activated an automatic device start, a message appears when the analyser is switched off. ► Pull the heating hose out of the analyser.

  • Page 74: Instrument Leak Test

    User Manual VARIOluxx 8.6. Instrument leak test The analyser device has an integrated leak test to check the tightness of the gas paths. ► Check all plug connections for correct fit. ► Check all hoses and hose connections (from the probe tip to the gas inlet of the analyser) for leaks.

  • Page 75: Printing Measurement Results

    User Manual VARIOluxx Or if the complete gas path is to be checked for leaks: NOTE With dirt and soot particles on the probe tube the test cap will not seal properly. ► The probe tip must be cleaned before you start this test.

  • Page 76: Printing Current Measurement Results

    User Manual VARIOluxx Printing current measurement results ► Switch on the printer. ► Go to the menu Measurement.  The measurement window appears. ► Press the “Context menu” (19).  A selection list appears. ► Press Print.  The measurement is printed out with a slight delay.
  • Page 77 User Manual VARIOluxx ► Press MEASUREMENTS.  The stored measurements are displayed. ► Press the desired measurement.  The measurement window appears. ► Press the context menu (19).  A selection list appears. ► Press „Print“.  The measurement is printed out with a slight delay...

  • Page 78: Service

    User Manual VARIOluxx Service 9.1. Open menu Service ► Press Service.  A list appears. ► Select the desired menu item. 9.2. Service values This screen displays a number of internal parameters and their values. In case of unexpected behaviour of the analyser it might be helpful to com- municate those values to our worldwide service staff: https://www.mru.eu...

  • Page 79: Performing Device Selftest

    User Manual VARIOluxx 9.3. Performing Device selftest With the Device selftest you can test certain parameters of the analyser. ► Open the menu Service.  See also chapter 9.1 Open menu Service, Page 78. ► Press Selftest device.  A window appears.

  • Page 80: Internal Log Settings

    If the Device selftest for a particular parameter was not successful shown in the display. In the case of an Error message, please contact our customer service or contact one of the worldwide MRU service partners via www.mru.eu 9.4. Internal log settings The analyser stores internal parameters at regular intervals to allow for an optimized support from experienced service staff.

  • Page 81: Copying Single Log Data

    User Manual VARIOluxx ► Press OK.  The directory [serial number] Logg was created on the USB-Stick.  The log files are saved in the directory [serial number].  After copying, the display shows "File(s) successfully copied". ► Touch OK.
  • Page 82 User Manual VARIOluxx ► Press the desired log file.  A window appears.  The desired log file appears in the window. ► Press COPY TO EXTERN USB-STICK.  A window appears.  The copy process is started.  The directory [serial number] Logg was created on the USB-Stick.

  • Page 83: Info

    User Manual VARIOluxx 10 Info 10.1. Open menu Info ► Press Info.  A window appears. ► Select the desired menu item. 10.2. Calling up device info In the menu Device info, you can, for example, display the serial number, the firmware version and version information for installed mod- ules and installed options.
  • Page 84 User Manual VARIOluxx ► Exit the window. ► Press OPTIONS.  A window appears.  The installed options are displayed. 84 / 116 MRU GmbH, D-74172 Neckarsulm...

  • Page 85: Device Usage

    User Manual VARIOluxx 10.3. Device usage You have the possibility of displaying the operating time of the analyser, the total usage of certain analyser components and the remaining usage time until the next maintenance. ► Open the menu Info.  See also chapter 10.1 Open menu Info, S.83.

  • Page 86: Maintenance And Cleaning

    User Manual VARIOluxx 11 Maintenance and cleaning 11.1. Cleaning and maintenance The analyser needs only low maintenance effort for long value preservation: CAUTION Acid from the condensate Acid burns may result from weakly acidic liquids from the condensate. ► If you come into contact with acid, wash the area im- mediately using a lot of water.

  • Page 87: Simple Service Work

    User Manual VARIOluxx 12 Simple service work 12.1. Information of the analyser components Information about analyser components is helpful in case of service or in- quiries. ► Touch  A selection list appears. ► Choose the desired component of the analyser.
  • Page 88 User Manual VARIOluxx ► Connect the analyser to the power supply. ► Switch on the analyser. ► Insert the prepared USB-stick into a USB socket of the analyser. ► Press  A selection list appears. ► Press Software update.  A window appears.
  • Page 89 User Manual VARIOluxx ► Press PERFORM FIRMWARE UPDATE.  The firmware is updated.  After a successful update, the analyser restarts.  You can now update the software of individual modules. ► Go to the window Software update ► Press the desired Modul Firmware update ...

  • Page 90: Specifications

    User Manual VARIOluxx 13 Specifications The technical data listed here may differ depending on the analyser con- figuration. • means: included in the standard scope of each analyser O means: optional possible, availability depends on device configuration 13.1. Technical data Operating temperature +5°C - +45 °C...

  • Page 91: Specifications Of Ndir Technology

    User Manual VARIOluxx 13.2. Specifications of NDIR technology ArtNr. Gas Measuring Range Resolution Accuracy 65684 CO 40 Vol.% 0,01 Vol.% ±0,5 Vol.% / 3% ≤ 10562 CO 1 Vol.%... 10Vol% ±0,01 Vol.% / 3% 5 Vol.% ... 40 Vol.% 0,01 Vol.% ±0,1 Vol.% / 3%...
  • Page 92 User Manual VARIOluxx Electrochemical Sensor Nom. Measuring Range 0 - 1000 ppm Overload Range < 5000 ppm Resolution Accuracy abs./reading ± 5ppm 5 % (0 … 1000 ppm) 10 % (> 1000 ppm) Response Time T90 < 30 s Option...
  • Page 93 User Manual VARIOluxx Electrochemical Sensor Nom. Measuring Range 0 - 2000 ppm Overload Range < 10000 ppm Resolution 1 ppm Accuracy abs./reading ± 5 ppm 10 % (0 – 500 ppm) 15 % (> 500 ppm) Response Time T90 < 40 s...

  • Page 94: Gas Sampling And Conditioning

    User Manual VARIOluxx 13.4. Gas sampling and conditioning Max suction range gas pump 350 hPa gas flow typ 90 l/h Single Stage Gas cooler • Temperature Peltier cooler (during 5° C grid and battery operation) Batt operating hours with gas cooler...

  • Page 95: Calculated Values And Accessories

    User Manual VARIOluxx 13.6. Calculated values and accessories Measuring range (fuel type de- 0 - CO2 max. pendant) Accuracy abs. ± 0,3 Vol.% Dew point °C Losses qA 0 - 99,9 % Efficiency 0 - 120 % Measurement values available as...

  • Page 96: Data Communication

    Ο Analog I/O: 4x input, 8x output, 4... 20 mA Ο 13.9. Fuel type list This list is for Germany only. Fuel types from other countries can be obtained from MRU GmbH: Web page: www.mru.eu Germany O2max 20,96 Fuel CO2max...

  • Page 97: Options

    User Manual VARIOluxx 14 Options 14.1. Gas flow measurement With the option Gas flow measurement further measured values are avail- able: • v-flow • Flow rate Parameter for gas flow measurement ► Press the menu Measure.  The measurement window appears.

  • Page 98: Operating The Analyser In The Extended Temperature Range

    User Manual VARIOluxx ► Change the desired unit. ► Go back.  The change will be saved. 14.2. Operating the analyser in the extended temperature range With the option "Operation at extended temperature range" you can carry out measurements up to -15°.
  • Page 99 User Manual VARIOluxx Heating box Condensate outlet in Heating box Connection hose Condensate outlet on the analyser ► Screw the heating box onto the analyser (1). The spacer bolts have internal threads. ► Connect the heating box to the external power supply (3).

  • Page 100: Operating Analyser With Nickel-Metal-Hybrid (Nihm)-Battery100

    User Manual VARIOluxx 14.3. Operating analyser with Nickel-Metal-Hybrid (NiHM)-Battery ► Please note that the following information is only relevant for you if an optional NiHM-Battery is installed in your analyser. The NiHM-Battery is mounted in the analyser instead of a LiIon-Battery.

  • Page 101: Rs485 Extern (Option)

    User Manual VARIOluxx 14.4. RS485 Extern (Option) RS485 interface with modbus RTU protocol for far distance data transfer over cable. Electrical connections: 1 = A+ 2 = B- 3 = GND 4 = Connector to RS485 port (option) 5 = Not used...

  • Page 102: Screw Adapter Onto Hpi-Probe (Option)

    User Manual VARIOluxx 14.5. Screw adapter onto HPI-Probe (Option) With the adapter you have the possibility to use heated probe tubes from other manufacturers. The adapter is available in 3/8-inch and 3/4-inch sizes. When screwing the adapter onto the HPI probe, pay attention to the size of your probe tube.

  • Page 103: Appendix

    User Manual VARIOluxx 15 Appendix 15.1. Error diagnosis regarding the measuring instrument Fault indication Possible causes Repair Gas cooler is faulty! Gas cooler faulty. Contact MRU service depart- The system will shut ment. down. Undervoltage!!! Battery is discharged. Connect instrument to power The System will shut grid.

  • Page 104: Condensate Alarm

    User Manual VARIOluxx 15.2. Condensate alarm A condensate alarm occurs as soon as water is detected in the gas duct. In this case, the measurement can be implausible. A condensate alarm that has occurred can be eliminated in a two-step process.

  • Page 105: Start Drying Manually

    User Manual VARIOluxx ► Press  A window appears. Start drying manually If the "condensate self-help" was not successful and there is still water in the gas duct, you must start a drying of the gas duct manually. A corresponding message is displayed and an acoustic signal sounds.

  • Page 106: Switching Off The Analyser In Case Error

    User Manual VARIOluxx ► Press OK.  A window appears ► If necessary, repeat the procedure if another message is displayed.  A message appears, as soon as gas duct is dry again ► Press CONTINUE MEASUREMENT.  A zero point measurement is started automatically.

  • Page 107: Connecting Analyser With Mru4Win

    User Manual VARIOluxx 15.4. Connecting analyser with MRU4win The analyser is a Modbus device. ► You can connect Modbus devices with MRU4win via a serial interface (RS 485).  See also Chapter 14.4 RS485 Extern (Option), S.101. ► You can connect Modbus devices to MRU4win via a TCP/IP connection.

  • Page 108: Creating Analyser In Mru4Win

    User Manual VARIOluxx  A selection list appears. ► Press “Display settings”.  An overview screen appears.  In the top line, the IP address of the analyser is displayed. In this example the LAN address is 192.168.44.38. ► Switch to the Settings menu.
  • Page 109 User Manual VARIOluxx ► Open MRU4win. ► Set under "General” a check mark at "Activate Modbus". ► Click “Create Modbus Device”.  A window appears. ► You can connect the analyser with MRU4win via a serial interface or via a TCP/IP connection.
  • Page 110 User Manual VARIOluxx ► Choose “1113 Device”. ► Set "Slave ID" to 1. Note that the slave ID must match to the "Modbus Slave ID" of the an- alyser. For example, if the analyser has the "Modbus Slave ID" 2, the "Slave ID"...

  • Page 111: Remote Control Of The Analyser Via Vnc

    User Manual VARIOluxx 15.5. Remote control of the analyser via VNC Activate WLAN-Hotspot (android) ► Install VNC viewer ► ► Configure VNC viewer Connect to device ► Activate VNC on Analyser ► ► Use remote control via Android device. NOTE Please note that due to the increased computing power, the CPU temperature will increase.

  • Page 112: General Instructions For The Heated Hose Line

    User Manual VARIOluxx 15.6. General Instructions for the heated hose line For the save operation of the sample line it is important that it is installed correctly. This includes the following points: • The bending radius as given below is maintained, •...

  • Page 113: Bending Radius Of Heated Sampling Lines

    User Manual VARIOluxx Right Wrong Don`t tear the heated sam- Roll the heated hose line pling line out. -> smooth out. Cause sharp kink. Bending radius of heated sampling lines The picture below shows the minimal bending radius. Bending radius min. = 32...

  • Page 114: Spare Parts

    User Manual VARIOluxx 15.7. Spare parts Part number Spare part 56879A PTFE Round filter 61158 Probe filter sintered metal 2 μm 61157 Probe filter sintered metal 20 μm 10825 Mineral wool filter element 59799 O-Ring 16 x 1,5 61066 O-Ring 12 x 2...

  • Page 115: Declaration Of Conformity

    User Manual VARIOluxx 16 Declaration of conformity 115 / 116 MRU GmbH, D-74172 Neckarsulm...
  • Page 116 User Manual VARIOluxx 116 / 116 MRU GmbH, D-74172 Neckarsulm...

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