mru OPTIMA 7 BIOGAS User Manual
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mru OPTIMA 7 BIOGAS User Manual

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MRU Instruments, Inc.
USER MANUAL OPTIMA7 BIOGAS
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  • Page 1 MRU Instruments, Inc. USER MANUAL OPTIMA7 BIOGAS...

  • Page 2: Table Of Contents

    1 TABLE OF CONTENTS TABLE OF CONTENTS ......................7 INTRODUCTION ........................8 The OPTIMA 7 BIOGAS ............................8 The company MRU GmbH ........................... 9 Important general information (EN 50379) and VDI 4206 ...................10 Important information about the users/operation manual ................10 SAFETY INFORMATION ......................
  • Page 3 MRU Instruments, Inc. USER MANUAL OPTIMA7 BIOGAS Menu configuration ............................20 FIRST USE OF THE INSTRUMENT .................... 21 Analyzer ready for operation ..........................21 Analyzer settings ..............................21 9.2.1 Switch-ON protection ..........................22 9.2.2 Setting printer type ............................22 9.2.3 Bluetooth settings............................23 Setting time and date ............................23 Configuration of measurement program (these changes are not made in the EXTRA Menu –...
  • Page 4 MRU Instruments, Inc. USER MANUAL OPTIMA7 BIOGAS Printing the measurement results ........................32 12.6 End of measurement ............................33 12.7 Pressure measurement (option) .........................33 12.8 12.9 Differential temperature measurement (option)....................34 Last measurement results ..........................34 12.10 DATA STORAGE (SITE ADMINISTRATION) ................35 Organisation of the data memory ........................35 13.1...
  • Page 5 MRU Instruments, Inc. USER MANUAL OPTIMA7 BIOGAS Using the USB-Port .............................53 16.3 Bluetooth specifications .............................55 16.4 Analysis and calculations ............................55 16.5 Errors ..................................56 16.6 16.6.1 Error diagnosis regarding the measuring device ...................56 16.6.2 Error diagnosis regarding the condensate separator ..................56 16.7...
  • Page 6 This manual is intended solely as a guide to the use of the product. MRU shall not be liable for any loss or damage whatsoever arising from content errors or misinterpretation of infor- mation’s from this manual or any mis-use resulting from the use of this manual.

  • Page 7: Table Of Contents

    This area classification is country specific, please observe and notice it. · MRU instruments may be operated in hazardous areas zone 2 by skilled users obeying local guidelines e.g. by using LEL gas detectors ·...

  • Page 8: Introduction

    Automatic measurement with data logging You will find a list of all optionals for this analyzer on our web page or you can contact MRU or our local representative. The OPTIMA 7 BIOGAS Analyzer is available in different versions. This manual will describe all versions indicating option-...

  • Page 9: The Company Mru Gmbh

    2.2 The company MRU GmbH Your analyzer is produced by the MRU GmbH in Neckarsulm Germany (founded in 1984), a medium sized company that specializes in developing, producing and marketing high quality emission monitoring analyzers. MRU GmbH produces a wide range of instru- ments, from standard analyzers up to tailor made industrial analyzers.

  • Page 10: Important General Information (En 50379) And Vdi 4206

    MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS 2.3 Important general information (EN 50379) and VDI 4206 This analyzer is not designed to be used for continuous measurements. Before using the analyzer verify the condition of the various parts of the analyzer, such as the probe, the ambient air conditions, the condensate separator, pleated filter and the connectors for damage and/or blockages.

  • Page 11: Safety Information

    UVV = VBG 4 of the professional guilds for fine mechanics and electrical engineering. 4. MRU GmbH assures that the analyzer complies to the essential requirements of the legal regulations of the member states of the electro-magnetic compatibility (89/336/EWG) and to the low-voltage regulations (3/23/EWG).

  • Page 12: Guideline For Li-Ion Batteries

    4 RETURNED GOODS Packing regulation of 12.07.1991 If your local waste facility does not except MRU packing materials for disposal, you may return it to MRU or our local sales representative. Packing materials returned to MRU must be returned prepaid.

  • Page 13: Measurement Principal

    MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS 5 MEASUREMENT PRINCIPAL The analyzer draws a sample of the flue gases from the duct using a built-in gas pump through the probe is cleaned and dryed using condensate separator with built-in filter and analyzes the extracted gas with electrochemical sensors.

  • Page 14: Electrochemical Measured Principle

    MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS 5.2 Electrochemical measured principle The oxygen content of the sample gas is measured with a 2 electrode electrochemical sensor. Toxic gases like carbon monoxide (CO), nitrogen oxide (NO), nitrogen dioxide (NO ), sulphur dioxide (SO...

  • Page 15: Analyzer Description

    MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS 6 ANALYZER DESCRIPTION 6.1 Analyzer front Display Condensate separator Key pad 6.2 Analyzer Connectors - top Cover IR-interface SD-card reader (only by using a MRU-SD-CARD we can assure the compatibility of all analyzer functions)

  • Page 16: Analyzer Connectors - Bottom Side

    MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS 6.3 Analyzer Connectors - bottom side Sampling probe connection Condensate separator Pressure connection 1 (Draft) Pressure connection 2 (Differential pressure) Connector AUX (optional) Temperature connection 1 / T-Ambient air (combustion air) Temperature connection 2 /...

  • Page 17: Condensate Separator

    MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS 6.5 Condensate separator Remove the condensate separator by pulling it towards you (1) out of the groove of the OPTIMA 7 housing, then pull it downwards (2). The condensate show glass is screwed into the plug.

  • Page 18: Accessories

    USER MANUAL OPTIMA 7 BIOGAS 7 ACCESSORIES 7.1 Sampling gas probes The OPTIMA 7 BIOGAS s available with different probes, both with exchangeable probe tubes. A complete list of available probes can be found in the current price list of this analyzer. Probe With 300 mm (11.84”) exchangeable probe tube...

  • Page 19: Operating The Analyzer

    MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS 8 OPERATING THE ANALYZER 8.1 The Display All information required to operate the analyzer is displayed as shown below. 1 Menu bar 2 Function key bar 3 Display panel Menu Measurement value …...

  • Page 20: Menu Configuration

    MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS 8.3 Menu configuration The OPTIMA 7 BIOGAS organizes all available actions in three main menus: · à all tasks for the measurement programs of the analyzer. Here you can select all in- Measurement Menu stalled and available measurement programs.

  • Page 21: First Use Of The Instrument

    MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS 9 FIRST USE OF THE INSTRUMENT After the analyzer 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.

  • Page 22: Switch-On Protection

    MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS Logo switch ON ON / OFF Logo will be displayed Measurement settings: Temperature Unit °C, °F Change the unit for temperature in all screens Pressure Unit Pa, hPa/Pa, hPa, Change the unit for pressure in all screens. The meaning...

  • Page 23: Bluetooth Settings

    MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS Printer type MRU / HP Select printertype 9.2.3 Bluetooth settings If RemoteData, OnlineView or MRUConnect (PDA) with Bluetooth is used, the SLAVE move mode must be selected. The auto connect mode must be switched OFF.

  • Page 24: Configuration Of Measurement Program (These Changes Are Not Made In The Extra Menu - They Are Made In The Measurement Menu)

    MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS 9.4 Configuration of measurement program (these changes are not made in the EXTRA Menu – they are made in the MEASUREMENT Menu) The following settings are possible: · Measurement windows: configuration of what and where will be displayed in the 3 measurement value win- dows.

  • Page 25: Configuration Of The Measurement Window (Display Content) - Only Biogas Measurement

    MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS 9.4.2 Configuration of the measurement window (display content) – only BIOGAS measurement Start the measuring program – once you are inside the measuring window press the key. Menu key 9.4.3 Configuration of the measurement window (display content) – only Flue gas measurement Start the measuring program –...

  • Page 26: Configuration Of The Zoom Function

    MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS 9.4.4 Configuration of the zoom function For each measurement program you have 3 zoom windows with two selectable values for each window. Menu key Change Zoom window 1..3 Change measuring values Save measuring window and save configuration...

  • Page 27: Maintenance

    11 PREPARATION FOR EACH MEASUREMENT 11.1 Power supply The analyzer can be used with: 1. with the internal MRU battery (provided) 2. with the MRU battery charger (provided) External equipment may only be connected while the analyzer is switched off! 11.2 Auto OFF...

  • Page 28: Measurement With Battery (Battery Monitoring)

    MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS 11.4 Measurement with battery (Battery monitoring) The battery symbol in the top right corner displays the current battery charge condition. Approximately 15 minutes (depending on the analyzer configuration) before the battery is drained, the battery symbol will start to blink red (about once per second).

  • Page 29: Power On And Zeroing

    MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS 11.8 Power ON and zeroing Press the ON key. The analyzer will start zeroing without any further action from the user. The probe may NOT be installed in the stack during zeroing! While the analyzer is zeroing you will see a blinking symbol in the task bar indicating the progress of zeroing.

  • Page 30: How To Take A Measurement

    USER MANUAL OPTIMA 7 BIOGAS 12 HOW TO TAKE A MEASUREMENT Every OPTIMA 7 BIOGAS is capable of making a complete BIOGAS measurement. How to perform this is described below. 12.1 Selection of the measurement program If you press the F1 key “Start” in the measurement menu, you will be directed directly into the measurement screen, using the parameters that have been selected last time the analyzer was used.

  • Page 31: Flue Gas Measurement (Option)

    MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS 12.3 Flue gas measurement (option) Measurement values can be organized on three pages, each page displaying 6 measurement values. The order of the display is user definable. (see chap. 9.4.2). There are direct measured values available such as Oxygen and Temperature as well as calculated values such as dew point, efficiency.

  • Page 32: Co-Limit (Only With Optional Flue Gas Neasurement)

    MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS 12.4 CO-limit (only with optional flue gas neasurement) If the CO limit value is exceeded, the color of the measured CO values changes (red). 12.5 Storaging measurement results If in the function key bar "store" is indicated, you can store with the accompanying function key F2 or F3 the measure- ment in the data memory.

  • Page 33: End Of Measurement

    MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS 12.7 End of measurement A current emission measurement can be stopped at any time with the F1 key. The display will change its color and the measurement will be frozen. At the time you stop the measurement all measured values are still available and can be viewed at a later time (see chap.

  • Page 34: Differential Temperature Measurement (Option)

    Both measured temperatures and the difference between the temperatures will be displayed. Note: The accuracy of the difference temperature measurement is guaranteed only when using original MRU temperature sensors. 12.10 Last measurement results The analyzer allows the viewing of the last measurement after a measurement is completed.

  • Page 35: Data Storage (Site Administration)

    13.1 Organisation of the data memory Basis of the data memory of the OPTIMA 7 BIOGAS is a set of sites stored in the device. Every site exists of a unique site number and 8 freely usable text lines which can have, e.g., the address, customer name etc.

  • Page 36: Site Administration

    MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS 13.3 Site administration In the menu item “Sites administration” you are able · view all data of the stored sites · create new sites · change date of existing sites · delete sites Attention: In the device new created sites and changes in the data of a site will not be transmitted to the PC.
  • Page 37 MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS · Now in the indicated text input field you can enter a combination of letter, character and figures for whose oc- curence is searched in the selected text field. Press then "OK".

  • Page 38: New Entry And Change Of Sites

    MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS 13.3.2 New entry and change of sites In the menu item "Sites administration" you can enter new entry sites and change data of existing sites. Select F1 = "new" for a new site. Besides, it is displayed: ·...
  • Page 39 MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS This user's decision must be confirmed. (see chap. 16.2).

  • Page 40: Data Transfer Via Sd Card (Option)

    MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS 13.4 Data transfer via SD Card (Option) The data exchange format is CSV. A character-separated values (CSV) file is a simple text format for a database table. Each record in the table is one line of the text file. Each field value of a record is separated from the next by a character. Opti- ma 7 uses a semi-colon ‘;’...

  • Page 41: Export Of Sites

    MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS Important: Whilst importing data from the SD Card to the analyzer there is no check for double site numbers (Line 1), neither inside of the file that is imported nor between the file and the sites already inside the analyzer. The analyzer can easily handle double site numbers but you could face problems with double site numbers when exporting them again to a computer program (see also Export of Measurements).

  • Page 42: Export Of Differential Pressure Measurements

    MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS 13.4.4 Export of Differential Pressure Measurements The same function as under 13.4.3(Export of Flue Gas Measurements) only the file name is different. The created file has the file name “DDMxxxxx.csv“, in which the xxxxx are continuing 5 digit numbers with leading zeros.

  • Page 43: Delete Measurements

    MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS · With ESC you return to the context information of the measurement. You have the possibility to display only those data that are assigned to a single site:. · either F1 = „this site“ , while a measurement of the desired site is displayed.

  • Page 44: Export Measurements To A Sd Card (Optional)

    14 EXTRAS / ADJUSTMENTS The OPTIMA 7 BIOGAS is delivered in a standard software configuration which should cover most needs. However, there are many ways to tailor the settings to your individual needs if required. The possibilities are highly flexible and individual adaptable.

  • Page 45: Maintenance Adjustment Menu

    If you enter a wrong pin code you will be exited into the “Extra Menu” again. Please contact MRU GmbH if you need the Pin Code for your analyzer. Press the Enter key if you should have landed in this menu by accident and you will be exited into the “Extra Menu”...

  • Page 46: Service Values

    Service value menu to get detailed information about possible defects. In this menu you will see all service values of the sensors and also other parameters. In case of a defect contact the MRU service department. The MRU service technician will ask you about these values or he will ask you to send them by fax or email.

  • Page 47: Leak Proof Test

    Very often, a missing or defect O-ring, a defect sampling hose, are the reasons for leakage. If no reson for leakge can be found in these external parts the OPTIMA 7 BIOGAS has to be checked in a service depart-...

  • Page 48: Contents Sd Card

    MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS 14.5 Contents SD card The contents of the SD card will be displayed. With F3 the selected file can be opened. 14.6 Analyzer info Here you will find information about the analyzer and the installed options.

  • Page 49: Technical Specifications

    MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS 15 TECHNICAL SPECIFICATIONS Measured values OPTIMA 7 BIOGAS Measurement range 0 - 21,0 Vol-% Accuracy ± 0,2 Vol-% abs. Reaction time T90* < 20 s CH4 (2-gas NDIR) Measurement range 0 - 100 Vol-% Accuracy ±...
  • Page 50 MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS Accuracy ± 5 ppm or** 5 % of the measured value up to 200 ppm or** 10 % of the measured value up to 1.000 ppm Reaction time T90* < 40 sec Measurement range 0 –...
  • Page 51 MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS External:wall-plug grid power supply, 100 - 240 Vac / 5,0 Vdc / 1200 mA / 50 /60 Hz Weight ca. 750 g Size 244 x 113 x 54 mm * typical sensor value, ** which ever is larger,...

  • Page 52: Appendix

    Abort the window, changes will NOT be saved 16.2 Asking the user for a decision (pop up window) The OPTIMA 7 BIOGAS will ask you now and then to confirm the action that will be taken. ,… Select a line...

  • Page 53: Using The Usb-Port

    This port is used for data transfer from your analyzer to your PC / Laptop using the MRU Online View (Version 2.XX). The first time you want to use your analyzer for data transfer to your PC or laptop, you have to “mate” the OPTIMA 7 BIOGAS and your PC / Laptop.
  • Page 54 In the General folder you can see if the unit is ready for opera- tion. In case the analyzer id not ready for operation, choose a different USB instrument to check the USB port on your comput- er, and/or connect the OPTIMA 7 BIOGAS to a different computer to locate the error.

  • Page 55: Bluetooth Specifications

    MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS 16.4 Bluetooth specifications Bluetooth Class 2 Range: up to 10 Meter Type-description: +B20 Bluetooth listing identifier: B011904 Option Bluetooth® Certification EU countries Belgium (BE), Bulgaria (BG), Denmark (DK), Germany (DE), Estonia (EE), Finland (FI), France (FR),...

  • Page 56: Errors

    MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS 16.6 Errors 16.6.1 Error diagnosis regarding the measuring device 1. Effect 2. Error indication 3. Cause 4. Solution Device cannot be LED behind the conden- Device does not react on any Press ESC and ON simulta-...
  • Page 57 MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS Wrong measuring values Cover, intermediary unit, plexiglass tube Check tightness with every and locking pieces are not tightly fixed filter change. respectively screwed...

  • Page 58: Declaration Of Conformity

    MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS 16.7 Declaration of conformity...
  • Page 59 MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS...
  • Page 60 MRU Instruments, Inc. USER MANUAL OPTIMA 7 BIOGAS Technical data change w/o notice! Date of issue: 20140731...

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