mru Optima 7 User Manual
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Summary of Contents for mru Optima 7
- Page 1 Operation manual OPTIMA7 6902EN 1 / 51 MRU GmbH, D-74172 Neckarsulm...
- Page 2 Legal notices / Intellectual property rights comments Original user manual © 2018 by MRU No part of this manual my be published in any form (print, fotocopy, electronic media or any other publication form) without a written approval by the publisher.
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Page 3: Table Of Contents
Operation manual OPTIMA7 Content Introduction ......................... 5 1.1. Intended use ......................5 1.2. The company MRU GmbH ................6 1.3. Analyzer details ....................7 1.4. Packaging ....................... 7 1.5. Return of hazardous materiales ..............7 1.6. Return of electronic equipment ..............7 Safety .......................... - Page 4 10.4. Using the USB Port ................... 45 10.5. Technical data ....................46 Analisis and calculations ..................... 48 10.6. Fuel type list ....................... 48 10.7. Troubleshooting ....................49 10.8. Declaration of conformity OPTIMA7 ............51 4 / 51 MRU GmbH, D-74172 Neckarsulm...
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Page 5: Introduction
1000 and UVV = VBG 4 of the professional guilds for fine mechanics and electrical engi- neering. 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). -
Page 6: The Company Mru Gmbh
(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 instruments, from standard analyzers up to tailor made industrial analyzers. MRU GmbH contact details are listed on the previous page. -
Page 7: Analyzer Details
Hazardous waste must be returned to MRU prepaid. 1.6. Return of electronic equipment MRU GmbH is required to accept the return, for proper disposal, of all analyzers delivered after 13th of August 2005. Analyzers must be returned to MRU prepaid. -
Page 8: Safety
The explanation of safety notices: • CAUTION HOT – danger of burns and fire hazards from gas extraction probe. Physical harm and property damage can be caused. ► Cool down the probe tube. 8 / 51 MRU GmbH, D-74172 Neckarsulm... -
Page 9: Ensure Safety
• Don’t carry or store the battery together with sharp objects. • Don’t connect the (+) contact with the (-) contact or connect these to a metal object. • Not obeying the above instructions can cause heat, fire and explosion. 9 / 51 MRU GmbH, D-74172 Neckarsulm... -
Page 10: Description
OPTIMA7 analyzer measurements of gas, oil and wood fired furnaces. Available options for this and other analyzers can be found on the MRU Homepage or speak to a member of our sales team. Gas schematics diagram... -
Page 11: The Analyzer
Gas outlet IR-Interface USB-port and charging port SD-card reader Fixing magnets Analyzer feet Handle strip Gas outlet Pressure connector P3 Connector AUX IMORTANT Gas outlet: During measurement the gas outlet must not be covered 11 / 51 MRU GmbH, D-74172 Neckarsulm... -
Page 12: The Condensate Separator (Water Trap)
During the measurement accumulating condensate is collected in the condensate separa- Remove the condensate separator by pulling it towards you (1) out of the groove of the OPTIMA 7 housing, then pull it downwards (2). • CAUTION Condensate is acidic The condensate from the container can be slight acidic and can cause chemical burn. -
Page 13: Extraction Probes
1,5 m sampling line and 2,7 m sampling line Probe tube Probe cone ( high grade steel) Triple hose (NBR or Viton) Connector for sample gas measurement Connector for draft measurement Connector for temperature measurement 13 / 51 MRU GmbH, D-74172 Neckarsulm... -
Page 14: The Display
Abort or return to the menu above ESC Key Jump in between lines, change values Arrow Keys Confirmation key, select a marked menu point OK Key Activates the printer function in the measurement and service window. Printer Key 14 / 51 MRU GmbH, D-74172 Neckarsulm... -
Page 15: Menu Configuration
Operation manual OPTIMA7 3.6. Menu configuration The OPTIMA 7 organizes all available actions in three main menus: Menu Measurement all tasks for the measurement pro- grams of the analyzer. Here you can select all installed and available measurement programs. -
Page 16: First Usage
„3 seconds OK key press “ displays Keyboard beeper ON / OFF Keyboard beeper activated or deactivated Power-on logo ON / OFF Logo will be show during power-ON of the ana- lyzer 16 / 51 MRU GmbH, D-74172 Neckarsulm... -
Page 17: Switch-On Protection
“Zeroing finished, Sensors are ready. Analyzer ready for measurement.” “Reminder! Charge batteries at regular intervals!” “Measurement stopped/started.” 4.3. Switch-ON protection If activated and if ON key is pressed (possibly inadvertently), then the message: „3 seconds OK key press “displays 17 / 51 MRU GmbH, D-74172 Neckarsulm... -
Page 18: Setting Printer Type And Print Out
In some print outs (adjustment, service ...) the info will be printed forever. 4.5. Bluetooth settings The following MRU software can be used: MRU4u (Bluetooth) Available in the Apple App Store and Google Play For iOS communication with PC, tablet or smartphone is additionally... -
Page 19: Set Time And Date
The CO limit can be defined for each of the 4 measurement programs. Using during the measuring the context menu and you can press the CO limit key – the CO limit can be changed in 100 ppm steps. 19 / 51 MRU GmbH, D-74172 Neckarsulm... -
Page 20: Select Fuel Types And O Reference
F1 key. Added fuel types have a check mark in front of the fuel type. To each fuel type the parameters are displayed by selecting F3 “O2Ref”. All parameters are displayed read-only except the O” reference value that can be changed 20 / 51 MRU GmbH, D-74172 Neckarsulm... -
Page 21: User Definable Fuel Types (Only If Combustion Calculation Is On)
Add or remove selected fuel to the pre-selected fuel types Back to the window “Fuel type selection” Modify fuel type parameters Modify fuel type parameters Modify fuel type name Text input see chapter 10.2 Save the new fuel type name 21 / 51 MRU GmbH, D-74172 Neckarsulm... -
Page 22: Define The Measuring Window
You can choose if you want a core flow search before every measurement or not. This func- tion is only possible in the programs 1 -4. Enabling the core flow search is a global instru- ment setting valid for all programs and therefore described in chapter 4.2 22 / 51 MRU GmbH, D-74172 Neckarsulm... -
Page 23: Maintenance
Operation manual OPTIMA7 Maintenance The OPTIMA 7 needs to the long value preservation only one very low maintenance need: 5.1. Cleaning Taking good care of your OPTIMA7 will ensure long-term maintenance value: • CAUTION Condensate is acidic The condensate from the container can be slight acidic and can cause chemical burn. -
Page 24: Preparation For Each Measurement
Preparation for each measurement 6.1. Power supply The analyzer can be used with: • with the internal MRU battery (provided) • with the MRU battery charger (provided) External equipment may only be connected while the analyzer is switched off! 6.2. Auto OFF The instrument is automatically switched off after 60 minutes. -
Page 25: Operation
If you press the F1 key “Start” in the measurement menu, you will be directed directly into the measurement screen, using the parameters (program and fuel type) that have been se- lected last time the analyzer was used. change be- tween the lines 25 / 51 MRU GmbH, D-74172 Neckarsulm... -
Page 26: Combustion Test
Temperature will result in the bars moving away from the max. Temperature (1 bar is equivalent to 1°C). Once the right core flow has been achieved, the probe is fixed with the probe cone screw. 26 / 51 MRU GmbH, D-74172 Neckarsulm... -
Page 27: Measured Value Display
If the draft measurement is disabled it is displayed with “--.-“. The draft measurement can be enabled again by zeroing the draft: F3 key “zero draft”. To indicate that the draft measurement is not continuously available it is displayed in col- our red. 27 / 51 MRU GmbH, D-74172 Neckarsulm... -
Page 28: Co-Limit (Without Purging)
If the CO value sinks below the CO threshold, then the red CO value becomes again black Starting from this moment the purge pump can be switched off over the menu key again. 28 / 51 MRU GmbH, D-74172 Neckarsulm... -
Page 29: Test Program
With the ESC key one reaches back in the main menu. • CAUTION HOT – danger of burns and fire hazards from gas extraction probe. Physical harm and property damage can be caused. 1. Cool down the probe tube. 29 / 51 MRU GmbH, D-74172 Neckarsulm... -
Page 30: Temporary Buffer
7.12. Temporary buffer The OPTIMA 7 gives the possibility to set the momentary values into a temporary buffer during effecting and continuing the measurement. Later on, the values can be brought... -
Page 31: Printing The Measuring Results
In the main menu “Measurement” select the point “last meas. values”. The last values can be viewed, printed and/or saved. OK F1 Above the F1 key “Start“instead of “Stop” is displayed. Pressing this key will continue the measurement. 31 / 51 MRU GmbH, D-74172 Neckarsulm... -
Page 32: Pressure Measurement
Note: The accuracy of the difference temperature measurement is guaranteed only on use of the MRU temperature sensors. 7.18. Last measured values offers the possibility to display the last measured values even if they have OPTIMA7 not been stored inside the analyzer. -
Page 33: Data Storage
The analyzer can store up to 1,000 different sites. New sites can be added in the analyzer. Modifications can be done using an external PC program e.g. MRU Win. Attention: New sites created in the analyzer will NOT be transferred back to the computer program. - Page 34 • If only one site is found as a result of the search, this is displayed. If became several sites the total number is found in the header viewed and you can scroll by this found standing with the arrow keys. Page through the sites Menu key: Search site 34 / 51 MRU GmbH, D-74172 Neckarsulm...
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Page 35: New Entry And Change Of Sites
F3 = "store". or F2 8.5. Delete sites You are able to • delete the displayed sites only by selecting the menu entry "F3" = “delete • or delete all sites at the same time 35 / 51 MRU GmbH, D-74172 Neckarsulm... -
Page 36: Data Transfer Using The Sd Card
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. Optima 7 uses a semi-colon ‘;’ as value separator (other implementations use sometimes a comma). Implementations of CSV can often handle field values with embedded line breaks or separator characters by using quotation marks or escape sequences. - Page 37 The created file has the file name “DDMxxxxx.csv“, in which the xxxxx are continuing 5 digit num- bers with leading zeros. The created file has a column header with the following information: Site number, Date/Time, as well as 4 saved pressure measurements.. 37 / 51 MRU GmbH, D-74172 Neckarsulm...
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Page 38: Measurement In Data Storage
"search a site" and execute, as de- scribed in the chapter site administration. Delete a measurement You are able to • delete single measurements, while they are displayed – press the key F3 = "delete" . 38 / 51 MRU GmbH, D-74172 Neckarsulm... - Page 39 • or delete all measurements of a measuring type. Transfer measurements to the SD card he OPTIMA 7 offers the possibility to export all stored measurements to a SD card. By confirming with the F2 key the data transmission / export on the SD card is started.
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Page 40: Extras / Adjustment
Operation manual OPTIMA7 Extras / Adjustment The OPTIMA 7 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 re- quired. The possibilities are highly flexible and individual adaptable. -
Page 41: Analyzer And Accessories Leak Test
Operation manual OPTIMA7 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. Jump between the lines Function test gas pump (on / off) -
Page 42: Contents Sd Card
If of the leak proof test is not passed the probe must be checked including the hosing as well as the condensate separator. If no undensity is ascertained in these external parts the OPTIMA 7 Combustion Analyzer has to be checked in a service department (worldwide service departments see www.mru.eu) -
Page 43: Contents Analyzer Information
Here you will find information about the analyzer and the installed options. Press the F2-key to see the installed options. With the F1-key you get information about the date of the last 7 service procedures 43 / 51 MRU GmbH, D-74172 Neckarsulm... -
Page 44: Appendix
Selected letter or number will over write the current letter or num- Abort the window, changes will NOT be saved 10.2. Asking user for a decision The OPTIMA 7 will ask you now and then to confirm the action that will be taken. Select a line Confirm the action... -
Page 45: Firmware Update
10.4. 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”... -
Page 46: Technical Data
0 – 2.000 ppm, overload up to 5.000 ppm*** Accuracy ± 10 ppm or** 5 % of the measured value up to 2.000 ppm or** 10 % of the measured value up to 5.000 ppm Reaction time T90* ≤ 40 sec 46 / 51 MRU GmbH, D-74172 Neckarsulm... - Page 47 244 x 113 x 54 mm / 4.3” x 8.8” x 2.04” * = typical sensor value, ** whichever is larger, ***only for SHORT-TERM measurement Technical changes possible Rev date: 20180814 at any time! 47 / 51 MRU GmbH, D-74172 Neckarsulm...
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Page 48: Analisis And Calculations
The calculations of efficiency and exhaust losses are performed using Siegert’s formula. For further information please contact MRU GmbH. (www.mru.eu) 10.6. Fuel type list Fuel types for different countries can be obtained from MRU GmbH: Web page: www.mru.eu 48 / 51... -
Page 49: Troubleshooting
(loose connection), re- line, formation of move condensate condensate at the from the probe tip. probe tip. 49 / 51 MRU GmbH, D-74172 Neckarsulm... - Page 50 (white = OK) Sensor failure Brown-black = renewal Pump failure Wrong measuring values Cover, intermediary unit, Check tightness with every plexiglass tube and locking filter change. pieces are not tightly fixed respectively screwed 50 / 51 MRU GmbH, D-74172 Neckarsulm...
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Page 51: Declaration Of Conformity Optima7
Operation manual OPTIMA7 10.8. Declaration of conformity OPTIMA7 51 / 51 MRU GmbH, D-74172 Neckarsulm...
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