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USER MANUAL

MGAprime

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MRU GmbH, D-74172 Neckarsulm

After the zero point measurement the NDIR-Fastmode is activated.

14.2.

Gas flow measurement

With the option Gas flow measurement further measured values are availa-
ble:

•

v-flow

•

Flow rate

Connect analyser to Pitot tube

The following sketch shows an example of the connection of the

analyser to a Pitot tube with thermocouple.

Position Description

Connection total pressure

Connection static pressure

Thermocouple

Connection T-AIR

Connection AUX

Содержание MGAprime

Страница 1: ...MGAprime USER MANUAL 9452EN PR...

Страница 2: ...nual 2022 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 All user trade marks and...

Страница 3: ...pical application of flue gas analysis However unusual high concentration levels of single gas components might lead to a reduced measurement accuracy of other gas components and to a temporary change...

Страница 4: ...3 Charging the battery 22 4 4 Switching on the analyser 23 4 5 Switching off the analyser 23 4 6 Turn Display 23 4 7 Set the analyser to standby mode 24 4 8 Back to homescreen Back to measure 25 4 9...

Страница 5: ...Repeated Zero point 56 Automatic zero point 56 Use last valid zero point 57 Select Source zero point gas 58 Charging state of the battery 59 Connections to the analyser 59 Attach clip on filter 60 Co...

Страница 6: ...usage 94 11 Maintenance and cleaning 95 11 1 Cleaning and maintenance 95 11 2 Service check 95 12 Simple service work 96 12 1 Information of the analyser components 96 12 2 Updating the firmware 96 U...

Страница 7: ...Condensate self help 114 Start drying manually 115 15 3 Switching off the analyser in case error 117 15 4 Connecting analyser with MRU4win 117 Connecting analyser with MRU4win via serial interface RS...

Страница 8: ...re DANGER Identifies an immediate impending hazard that if ignored will result in severe bodily injuries or death WARNING Identifies an immediate impending hazard that if ignored may result in severe...

Страница 9: ...Intended use The Analyzer MGAprime is designed for the gas analysis of flue gases as they are emitted from gas oil burners engines or heating and power appliances The analyser is intended to support t...

Страница 10: ...ducing and marketing high quality emission monitoring analysers MRU GmbH produces a wide range of instruments from standard analysers up to tailor made industrial analysers Building 1 Sales Service R...

Страница 11: ...as pressure and temperature measurement or measurement of flow velocity For an overview on all available options please refer to the company s home page or sales representatives 3 2 Gas flow diagram...

Страница 12: ...ic sensor 8 Not used 9 Infrared NDIR bank 10 Acrodisc PTFE filter 11 Diff pressure sensor With electrochemical oxygen sensor A Fresh air inlet B Sample gas inlet C Condensate outlet D Diff Pressure co...

Страница 13: ...Analyser The analyser consists of a compact and robust metal housing with shock absorbing rubber corners All electrical and pneumatic connections are located on the both front sides of the instrument...

Страница 14: ...ply Front side left 8 Sample gas filter 9 Condensate outlet port Hose connection DN 4 6 10 Sample gas outlet port VENT Hose connection DN 4 6 11 Fresh air inlet port 12 Sample gas inlet port 13 Outlet...

Страница 15: ...nt lengths A complete list of available probes can be found in the current price list of this analyser Probe adapter set HPI for existing probe tubes see chapter 14 6 for connecting ON SITE existing 6...

Страница 16: ...tely for each measure ment NOTE Please note that heating hoses with 110V and 230V are of fered Check the voltage supply of the heating hose before commissioning You can operate a 230V heating hose wit...

Страница 17: ...3 7 Unheated Gas sampling probe 1 Filter lock 2 Fast locking coupling 3 Cable coupler 5 pin 4 Cable plug 14 pin 5 Fast locking coupling 6 Unheated hose line 7 Probe cone 8 Probe tube 9 Probe handle Ch...

Страница 18: ...e analyser If the pump capacity is not sufficient to reach the flow of the nominal value an alarm is issued If the flow does not reach the nominal value despite an increase of the pump capacity the pu...

Страница 19: ...ction guarantees constant conditions in the gas cooler so that you can measure dry or humid flue gas The use of phosphoric acid 10 reduces losses of SO2 NO2 on the humid surfaces of the gas cooler Bot...

Страница 20: ...phosphoric acid If the consumption of the phosphoric acid decreases there may be a defect in the supply of the phosphoric acid If necessary pull the plug in couplings off the Acid Dos ing Unit APE Plu...

Страница 21: ...nd power supply are switched on In the event of an error the Power LED lights red The device runs through a start routine of 30 minutes The start routine includes self test warm up of the NDIR bench c...

Страница 22: ...uted meas uring pro gram selected fuel heat up cool down phase 15 Menu Settings 16 Menu Extras 17 Menu Info 18 Battery Charge indicator 19 Context menu with window dependent additional func tions NOTE...

Страница 23: ...itch off the analyser Touch the Context menu 19 on the display A selection list appears Touch Turn unit off A message appears Touch YES The analyser shuts down Alternatively you can switch off the ana...

Страница 24: ...u have left the standby mode the analyser will start up again The analyser will display a message that a zeroing may be useful Touch the Context menu 19 on the display A selection list appears Touch S...

Страница 25: ...ress for one second A selection list appears Select if you want to go back to the homescreen or to measure 4 9 Create screenshots You can create screenshots and save them on a USB Stick Insert a USB S...

Страница 26: ...rsonalized settings can be entered These settings can be changed at any time 5 1 Open menu Settings Press Settings A list appears Select the desired menu item 5 2 General settings Open the menu Settin...

Страница 27: ...try in which you are performingthe meas urement to ensure that all relevant ones are set up Temperature unit C F Change of unit Pressure unit Change of unit VNC VNC Viewer for remote control Set Date...

Страница 28: ...n the display 5 4 Device settings Open the menu Settings See also Chapter 5 1 Open menu Settings Page 26 Press Device settings A window appears In the menu Device settings you can make the following a...

Страница 29: ...e company s home page or salesrepresentatives See also chapter 14 1Activate NDIR Fastmode function S 105 Negative gasreadings ON OFF Negative gas readings causedby temperature drift of a sensor are su...

Страница 30: ...andard state at reference temperature Intervall auto zero h See also Chapter Au tomatic zero point Page 56 Modus Slave ID Modbus address of the in strument for the remote control via Modbus Hold delay...

Страница 31: ...end or even start a new zeroing based on the water meas urement HINWEIS The accuracies achieved in the proficiency test are realised without this monitoring and derived zero point taking This monitori...

Страница 32: ...after the zero point has been taken when water monitoring is to be started Confirm the value with Wait until zeroing is completed After zeroing H20 reference ppm value is displayed Monitoring status...

Страница 33: ...d overrun during the allowed duration of deviation was detected Perform new zeroing A message appears You have the possibility to perform a new zeroing You have the possibility to ignore the message a...

Страница 34: ...ET The averaging starts The number of read values is counted up according to the set time in terval As soon as the set time interval is reached the number of read values remains constant You can set t...

Страница 35: ...ulated by replacing the last value read with the cur rently read value 5 7 Interval measurement You have the possibility to perform an Interval measurement You can set the duration of the Measurement...

Страница 36: ...IME OVER SET AMOUNT The set time amount is taken over The expected time is adjusted Activate deactivate whether the heated hose temperature should be monitored during heating Activate deactivate wheth...

Страница 37: ...ars The following icon appears in the display Select the desired site The measuring window appears Press A window appears Information on the remaining time of the measurement and the re maining measur...

Страница 38: ...mode The remaining standby wait time is displayed After the set standby time has elapsed a warm up phase is initiated After the warm up phase has elapsed a zeroing is initiated After taking the zero...

Страница 39: ...gs See also Chapter 5 1 Open menu Settings Page 26 Press Programs A window appears Select the program you want to change the name for A keybar appears Enter the desired Program name Exit the menu Pres...

Страница 40: ...g output channel is assigned a measured variable and anoutput range Setting channel Open the menu Settings See also Chapter 5 1 Open menu Settings Page 26 Press Analog output setup 4 20mA A window app...

Страница 41: ...igher end value correspond ing to 20 mA If the measured value rises above the set value the value remains at 20 mA Open the menu Settings See also Chapter 5 1 Open menu Settings Page 26 Press Analog o...

Страница 42: ...oint measurement ends isdisplayed The following settings are possible Hold The outputs kept the last values from before zeroing 2 mA The outputs change to 2 mA to indicate the zero point Open the menu...

Страница 43: ...A window appears Scroll to graphic representation of the pin assignment of the 4 20 mA in terface The setting is saved 5 10 Analog input setup 4 20mA There are 4 Analog inputs 4 20 mA available Each...

Страница 44: ...and is displayed 5 11 Connecting analyser with WIFI WLAN Insert a WLAN Stick into the Analyser Open the menu Settings See also Chapter 5 1 Open menu Settings Page 26 Press WIFI A window appears Switch...

Страница 45: ...uch the WLAN icon to see the WLAN IP Alternatively press the context menu button to display the WLAN IP Use the displayed WLAN IP for MRU4win in this example192 168 43 53 See also Chapter 15 4 Connect...

Страница 46: ...ng a fixed IP address Open the menu Settings See also Chapter 5 1 Open menu Settings Page 26 Press Network A window appears Set the switch to Static IP is active The fields for IP Adress Subnetmask Ga...

Страница 47: ...aired and configured converters The distance can be up to 300m depending on local conditions Plug a USB Bluetooth converter into the USB port of the analyser Switch on the analyser Plug the second USB...

Страница 48: ...the following parameters Device 1113 Device Slave ID Slave ID of the analyser In this example the Slave ID is 1 Comport The converter creates a new Comport Please enter this Comport in MRU4Win In this...

Страница 49: ...hed 5 15 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 Ch...

Страница 50: ...m The measured value window can be freely set with regard to the displayed measured values Further measuring programs The measurement window for gas analysis can be configured and adapted to your need...

Страница 51: ...ured value You can insert the selected measured value in place of the selected value field The previously selected value field moves accordingly Touch replace or insert Setting zoom Touch the menu Mea...

Страница 52: ...ose completely Ensure that the heating hose is not twisted in itself NOTE Please note that heating hoses with 110V and 230V are of fered Check the voltage supply of the heating hose before commissioni...

Страница 53: ...nical data page 103 Power supply The analyser can be operated with an internal battery to warm up the instru ment or to use internal instrument functions A mains connection is required for the measure...

Страница 54: ...rature sensor into the T AIR connector 17 See also chapter 3 4 Connectors Page 14 Open the ventilation flap and position the temperature sensor as shwon below NOTE The temperature sensor can remain pl...

Страница 55: ...with fresh air After the zeroing the analyser is ready for operation If the ambient air is contaminated during the last two minutes of zeroing the zero point is extended by approx three to ten minute...

Страница 56: ...nalyser automatically performs a zero point measurement within the set interval Set the desired interval auto zero h in the Device settings See also Chapter 5 4 Device settings Page 28 NOTE Please not...

Страница 57: ...hether the analyser takes a new zero point or continues to work with the latest valid zero point Set in menu Device Settings the Setting Analyser start with to stored zero point See also Chapter 5 4 D...

Страница 58: ...or the probe Open the menu Settings See also Chapter 5 1 Open menu Settings Page 26 Press Device settings A window appears Press Source zero point gas Choose the desired option If the option fresh air...

Страница 59: ...r to the condensate output 9 Ensure that the collection container has a sufficient empty volume Dispose of acidic condensate and phosphoric acid in ac cordance with national and if necessary local dis...

Страница 60: ...ating hose should be within the specified range in order to guarantee a sufficient measuring accuracy See Chapter 13 Specificationss Page 101 Attach clip on filter If you operate the analyser without...

Страница 61: ...aced by the Acid Dosing Unit APE 1 Fresh air inlet 2 Distilled Water 3 Ambient air 4 Ambient air wet 5 Zero gas nozzle 6 Water stop filter Connect the hose to the fresh air inlet 1 of the analyser Con...

Страница 62: ...f Plug the couplings of the connecting hose into the connection nozzle of the Acid Dosing Unit APE 2x outlet to device Plug the couplings of the connecting hose into the connection nozzle of the analy...

Страница 63: ...p green as soon as phosphoric acid 10 will be injected The control of the Acid Dosing Unit APE begins 40 minutes after the analyser is started NOTE Observe the consumption of the phosphoric acid If th...

Страница 64: ...CO purge limit Electrochemical sensors operate within a specified range and may be damaged due to overload In the application of flue gas the CO value may cover a broad range Therefore the instrument...

Страница 65: ...hold If the meas ured value reaches this threshold the second fresh air purge pump starts and the CO sensor is separated from the gas path by a valve If the value falls below 20 of the threshold value...

Страница 66: ...list appears Touch Store A selection list appears Choose the desired site The measured values are stored The measurement continues until you switch off the analyser See also Chapter Recalling stored m...

Страница 67: ...lace 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 Set check marks at Curve 1 and Curve...

Страница 68: ...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 dis played graphically Touch the...

Страница 69: ...he desired site The Auto measurement starts automatically The Auto measurement ends automatically A protocol of the Auto measurement appears Press the graphic symbol A diagram appears If necessary pre...

Страница 70: ...ed or by a set time interval the measured values are kept constant in the display Immediately before the end of the zeroing the real measured values are dis played again Stopping Auto measurement The...

Страница 71: ...p to 1 000 different sites Sites can be created in the instrument and be changed Measurements are stored by assigning them to a site Measurements can be on this occasion singles flue gas measurements...

Страница 72: ...L MGAprime 72 126 MRU GmbH D 74172 Neckarsulm Changing site data Press the menu Sites A selection list appears Select the desired site A window appears Change the desired data Press STORE The changes...

Страница 73: ...USER MANUAL MGAprime MRU GmbH D 74172 Neckarsulm 73 126 Deleting sites Touch the menu Sites A selection list appears Select the desired site A window appears Press Delete The site is deleted...

Страница 74: ...desired site A window appears Touch MEASUREMENTS A selection list appears Press the desired measurement The measurement window appears Delete stored measurements There are two ways to delete measureme...

Страница 75: ...MANUAL MGAprime MRU GmbH D 74172 Neckarsulm 75 126 Press MEASUREMENTS The stored measurements are displayed Delete single measurement Press A message appears Press YES The selected measurement is del...

Страница 76: ...mbH D 74172 Neckarsulm Delete several measurements Select the measurements you want to delete The button DELETE CHECKED becomes active Press the button DELETE CHECKED A message appears Press YES The s...

Страница 77: ...parator CSV is a simple file format that is widely supported so it is often used to move tabular data between different computer programs for example Microsoft Excel or Access that support the format...

Страница 78: ...NE FILE becomes active Press EXPORT CHECKED AS CSV or EXPORT CHECKED IN ONE FILE Depending on the selection the measurements are exported individ ually or all selected measurements are exported in one...

Страница 79: ...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 Page 79 A selection list appears Press Hist...

Страница 80: ...s displayed graphically If necessary press A window appears You have the possibility to change the displayed channels and tohave them displayed graphically You have the possibility to change the Start...

Страница 81: ...so save the option files in subfolders The ana lyser will search the folder structure on the USB stick up to the second hierarchy level Save the option file in the folder structure above if the option...

Страница 82: ...See also chapter 8 1 Open menu Extras Page 79 Press Connections The Connections of the analyser are displayed See also chapter 3 4 Connectors Page 14 8 5 Automatic device start You have the possibili...

Страница 83: ...nalyser Pull the probe out of the analyser Press Yes The system will shut down After the analyser has shut down an LED lights up to indicate that an auto matic device start has been set 8 6 Instrument...

Страница 84: ...d Acid Dosing Unit APE The Acid Dosing Unit APE is connected to the analyser via a connecting hose with two couplings Remove the two couplings from the analyser Leak test is now available Press START...

Страница 85: ...off the tip of the probe a leak proof test cap If the system is tight the traffic light is green and the l h pointer is0 Exit the window A message appears Connect the Acid Dosing Unit APE to the analy...

Страница 86: ...ernal WiFi Open the menu Extras See also chapter 8 1 Open menu Extras Page 79 Press Printer A window appears Choose the desired option Printing current measurement results Switch on the printer Go to...

Страница 87: ...e desired site A window appears Press MEASUREMENTS The stored measurements are displayed Press the desired measurement The measurement window appears Press the context menu 19 A selection list appears...

Страница 88: ...haviour of the analyser it might be helpful tocommunicate those values to our worldwide service staff https www mru eu Open the menu Service See also Chapter 9 1 Open menu Service S 88 Press Service v...

Страница 89: ...lay The Device selftest stops automatically A successful Device selftest is indicated with in the display for each individual parameter If the Device selftest for a particular parameter was not succes...

Страница 90: ...nts Copying all log data Insert a USB stick into the analyser Open the menu Service See also chapter 9 1 Open menu Service S 88 Press Internal log settings A window appears Press SERVICE COPY INTERNAL...

Страница 91: ...Open the menu Service See also chapter 9 1 Open menu Service S 88 Press Internal log settings A window appears Press FILE BROWSER A selection list appears Press the desired log file A window appears T...

Страница 92: ...shows File s successfully copied Press OK Export NDIR Factors Insert a USB stick into the analyser Open the menu Service See also chapter 9 1 Open menu Service S 88 Press Internal log settings A wind...

Страница 93: ...p device info In the menu Device info you can for example display the serial number the firmware version and version information for installed modules and installed options Open the menu Service See a...

Страница 94: ...operating time of the analyser the total usage of certain analyser components and the remaining usage time until the next maintenance Open the menu Service See also chapter 9 1 Open menu Service S 88...

Страница 95: ...e adjusted regularly Depending on the intensity of use the sensors have to be adjusted calibrated 1 2 times a year After every measurement Remove the gas sampling tube from the analyser so that the ho...

Страница 96: ...12 2 Updating the firmware If necessary you will receive a new released data package from the manufac turer for updating the firmware and the individual modules The data pack age consists of a ZIP dat...

Страница 97: ...alyser Insert the prepared USB stick into a USB socket of the analyser Press A selection list appears Press Software update A window appears NOTE Please note that you must first update the main firmwa...

Страница 98: ...ss OK The valid data packages found are displayed Select the desired data package A window appears Select parts of the data package that you want to update NOTE If no data package is displayed save th...

Страница 99: ...a restart You can now update the software of single modules Update firmware of single modules Go to the window Software update See also chapter Update main firmware Page 96 Perform the steps as descri...

Страница 100: ...rsulm Press SINGLE MODULE UPDATE A window appears Select the desired module that you want to update A message appears Press YES The update is started After the update has been performed successfully a...

Страница 101: ...NO 0 200 4 000 ppm 0 1 ppm 2 ppm 1 rdg 2 ppm 1 rdg 1 m r NO2 without APE 0 300 1 000 ppm 0 1 ppm 5 ppm 1 rdg 5 ppm 1 rdg 1 m r with APE 0 150 1 000 ppm 0 1 ppm 1 ppm 1 rdg 2 ppm 1 rdg 1 m r SO2 witho...

Страница 102: ...50 C Accuracy abs reading 2 C 1 To be connected to base unit Air temperature Tl Measuring Range 0 100 C Accuracy 1 C Differential Pressure Measuring Range 120 hPa Accuracy abs reading 0 02 hPa 1 Barom...

Страница 103: ...ated for connection to PC Analog I O 4x input 8x output 4 20 mA 13 6 Technical data Operating temperature 5 C 45 C Rel Humidity non condensing 90 Storage Temperature 20 C 50 C internal Battery Pack ca...

Страница 104: ...Technical data Acid Dosing Unit APE Operating temperature 5 C 40 C Rel Humidity non condensing 90 Storage Temperature 20 C 50 C Power supply 12788 Power supply 12788US 207 253Vac 47 53Hz 15W 99 140 Va...

Страница 105: ...er short term drift values are to be expected than in the standard operating mode Switching between standard mode and fast mode requires a new zero point to be taken each time It should be noted that...

Страница 106: ...he option Gas flow measurement further measured values are availa ble v flow Flow rate Connect analyser to Pitot tube The following sketch shows an example of the connection of the analyser to a Pitot...

Страница 107: ...ection options differ depending on whether an optional APE acid dosing unit is used or not Connection without acid dosing unit APE If no optional acid dosing unit APE is used you can use ei ther the c...

Страница 108: ...Note that the setting window differs depending on whether an optional acid dosing unit APE is used or not NOTE You have the following options for measuring the temper ature Via the probe T gas Via the...

Страница 109: ...heating box The heating box is supplied with an external power supply unit Precautions for use in the extended temperature range Ensure to switch on the analyser at a temperature of 5 C or higher as...

Страница 110: ...Battery during air travel can often be problematic Note that the NiHM Battery is not intended for measurement operation as only a limited Battery life is available Measure only with a connected power...

Страница 111: ...arity Even Stop bits 1 Slave ID 1 Modbus slave specification The analysers are able to work as modbus slave using modbus over RS485 data types used in table below A ASCII characters U 16 bit unsigned...

Страница 112: ...pter 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 t...

Страница 113: ...line Take care to unroll the heated sample line be fore operating it Please wait pump is off Warm up has not been completed yet Measurement not started as instrument is in warm up phase Wait until war...

Страница 114: ...elp and to switch back to measuring mode If the condensate self help was not successful and there is still waterin the gas duct you must start a drying of the gas duct manually Condensate self help Wi...

Страница 115: ...esponding message is displayed and an acoustic signal sounds CAUTION Acid from the condensate Acid burns may result from weakly acidic liquids from the con densate If you come into contact with acid w...

Страница 116: ...126 MRU GmbH D 74172 Neckarsulm 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...

Страница 117: ...n connect Modbus devices with MRU4win via a serial interface RS 485 See also chapter 14 5RS485 Extern Page 111 You can connect Modbus devices to MRU4win via a TCP IP connection The TCP IP connection c...

Страница 118: ...ecting analyser with WIFI WLAN Page 44 Press the Context menu 19 A selection list appears Press Display settings An overview screen appears In the top line the IP address of the analyser is displayed...

Страница 119: ...with MRU4win you have to create a Modbus device Open MRU4win Set under General a check mark at Activate Modbus Click Create Modbus Device A window appears A window appears You can connect the analyse...

Страница 120: ...er For example if the analyser has the Modbus Slave ID 2 the Slave ID in MRU4win must be set to 2 If necessary enter your IP address if you want to set up a TCP IP connec tion In this example the LAN...

Страница 121: ...User Manual MGAprime MRU GmbH D 74172 Neckarsulm 121 126 Click on the Connect Icon The analyser is connected...

Страница 122: ...LAN 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...

Страница 123: ...or thermal and mechanical reasons it shall be supported by a cable duct along the line The heated hose line shall be supported close to the analyser cabinet and probe housing for example by using a se...

Страница 124: ...be 15 7 CxHy Calculation The calculation for CxHy is if CH4 and C3H8 are present CxHy CH4 C3H8 if only one HC channel is available CxHy is equal to it 15 8 Spare parts Part number Spare part 56879A PT...

Страница 125: ...User Manual MGAprime MRU GmbH D 74172 Neckarsulm 125 126 16 Declaration of conformity...

Страница 126: ......

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