mru MGAprime User manual

MGAprime
USR MANUAL
9452EN-PR

USER MANUAL MGAprime
2 / 104 MRU GmbH, D-74172 Neckarsulm
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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.
All user trade marks and name mark descriptions, even those which are not marked
as such, are properties of the respective owners.
Edition: 2020-02-04, V10.00.EN

USER MANUAL MGAprime
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Table of Contents
1Information for product and safety............................................... 7
1.1. Safety manual .................................................................................................7
1.2. Safety precautions.........................................................................................7
2Introduction...................................................................................... 8
2.1. Intended use ...................................................................................................8
2.2. About us ...........................................................................................................9
3Description...................................................................................... 11
3.1. Task.................................................................................................................. 11
3.2. Gas flow diagram........................................................................................ 11
3.3. The Analyser................................................................................................. 13
3.4. Connectors.................................................................................................... 14
3.5. Probes............................................................................................................. 15
3.6. Heated Gas sampling probe................................................................... 16
3.7. Unheated Gas sampling probe.............................................................. 18
3.8. Gas conditioning......................................................................................... 18
3.9. Gas supply..................................................................................................... 19
3.10. Gas sensors................................................................................................... 19
3.11. Acid injection ............................................................................................... 20
4Operation ........................................................................................ 21
4.1. Commissioning............................................................................................ 21
4.2. Operating panel.......................................................................................... 21
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. Create screenshots..................................................................................... 25
5Settings............................................................................................ 26
5.1. Analyser settings......................................................................................... 26
5.2. Setting time and date ............................................................................... 28
5.3. Configuration of measurement program .......................................... 28
Test program ....................................................................................................... 28
Measurement program.................................................................................... 29
Further measuring programs......................................................................... 29
Moving a value field.......................................................................................... 29
Assign a measured value................................................................................. 29
Setting zoom........................................................................................................ 30
5.4. Gas flow measurement............................................................................. 30
Parameter for gas flow measurement ........................................................ 30

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5.5. Operating the analyser in the extended temperature range......32
Precautions for use in the extended temperature range.....................32
Connecting heating box ..................................................................................32
5.6. Operating analyser with NiHM-Battery..............................................34
6Measurement ..................................................................................35
6.1. Prepare measurement............................................................................... 35
Setting up the measuring point....................................................................35
Operating temperature ....................................................................................36
Power supply........................................................................................................36
Opening the transport bag.............................................................................37
Switch-on, warm-up phase, zero point ......................................................37
Repeated Zero point .........................................................................................38
Automatic zero point ........................................................................................38
Use last valid zero point...................................................................................39
Select Source zero point (gas).......................................................................40
Activate NDIR-Fastmode function ...............................................................41
Charging state of the battery.........................................................................42
Connections to the analyser...........................................................................42
Attach clip-on filter............................................................................................44
Controlling Filters...............................................................................................44
Connecting Gas moisture bottle...................................................................45
Connecting Acid Dosing Unit APE................................................................46
Perform leak test.................................................................................................48
6.2. Take a measurement .................................................................................50
Setting O2 reference and Fuel type.............................................................50
Setting CO purge limit......................................................................................50
Starting the measurement ..............................................................................51
Storing measured values .................................................................................51
Selecting channels for Auto-measurement ..............................................52
Starting Auto-measurement...........................................................................55
Stopping Auto-measurement........................................................................57
7Data memory ..................................................................................58
7.1. Organizing data memory.........................................................................58
7.2. Managing sites ............................................................................................58
Adding a new site...............................................................................................58
Changing site data.............................................................................................59
Deleting sites .......................................................................................................60
Recalling stored measurements....................................................................60
7.3. Data transfer via USB (CSV export) ......................................................61
8Extras ...............................................................................................64

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8.1. History ............................................................................................................ 64
8.2. System extensions...................................................................................... 65
8.3. Connections.................................................................................................. 66
8.4. Setting Date / Time.................................................................................... 66
8.5. Programs ....................................................................................................... 66
8.6. Instrument leak test................................................................................... 67
8.7. Default settings ........................................................................................... 68
8.8. Internal log Settings .................................................................................. 68
Copying all log data .......................................................................................... 68
Copying single log data................................................................................... 69
8.9. Analog output setup (4 –20 mA)......................................................... 71
Setting channel ................................................................................................... 71
Setting lower / higher limit............................................................................. 72
Setting Analog outputs during zeroing ..................................................... 73
Pin assignment of the 4-20 mA interface (Analog IN/OUT)............... 74
8.10. Analog input setup (4-20mA) ................................................................ 74
8.11. Connecting analyser with WIFI (WLAN) ............................................. 75
8.12. Getting information about the network............................................. 77
8.13. Assigning a fixed IP address................................................................... 78
8.14. Serial connectivity (RS485/USB)............................................................ 79
8.15. Printing measurement results................................................................ 79
Printing current measurement results........................................................ 80
Printing stored measurement results.......................................................... 80
8.16. Service values............................................................................................... 82
8.17. Access key..................................................................................................... 82
9Info................................................................................................... 83
10 Maintenance and cleaning......................................................... 84
10.1. Cleaning and maintenance ..................................................................... 84
10.2. Service check................................................................................................ 84
11 Simple service work.................................................................... 85
11.1. Information of the analyser components.......................................... 85
11.2. Updating the firmware ............................................................................. 85
12 Specifications .............................................................................. 87
12.1. Specifications of NDIR technology ...................................................... 87
12.2. Sensors for Oxygen, Temperatures and Pressure........................... 88
12.3. Gas sampling and conditioning ............................................................ 88
12.4. Calculated values and accessories ....................................................... 89
12.5. Data communication................................................................................. 89
12.6. Technical data.............................................................................................. 89
12.7. Technical data Acid Dosing Unit APE.................................................. 90

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13 Appendix...................................................................................... 91
13.1. Error diagnosis regarding the measuring instrument...................91
13.2. Switching off the analyser in case error .............................................92
13.3. RS485 Extern (Option)...............................................................................93
13.4. Screw adapter onto HPI-Probe (Option)............................................94
13.5. Connecting analyser with MRU4win....................................................94
Connecting analyser with MRU4win via serial interface (RS 485).....94
Connecting analyser with MRU4win via TCP/IP connection............... 95
Creating analyser in MRU4win ......................................................................96
13.6. Remote control of the analyser device via VNC..............................99
13.7. General Instructions for the heated hose line................................100
Unrolling the heated hose line ....................................................................100
Bending radius of heated sampling lines ................................................101
13.8. CxHy Calculation.......................................................................................102
13.9. Spare parts..................................................................................................102
14 Declaration of conformity........................................................103

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1Information 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.
Instrument-specific safety and warning requirements in this manual are
prefixed before dangerous actions.
1.2. Safety precautions
The used categories of safety precautions are here explained once
more.
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 bodily injuries, material
damage or death.
CAUTION
Identifies a possibly dangerous situation that, if
ignored, may result in minor injuries.
ATTENTION
Identifies a possibly harmful situation that, if ignored,
may result in damages to the device or its
surroundings.
NOTE
Identifies user tips and other especially important infor-
mation.
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.

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8 / 104 MRU GmbH, D-74172 Neckarsulm
2Introduction
•This manual enables you to understand and safely operate this
MRU Analyzer MGAprime.
•Please read this manual with great vigilant and get
familiar with the product before using it.
•This analyser may only be operated by competent personnel
and for its intended use.
•Please pay special attention to all safety directions and warn-
ings to prevent personal injuries and damaging of the product.
•We can’t be held responsible for any injuries and/or damages
that occur by not following the instructions in this manual.
•Always keep the manual near you when working with the ana-
lyser, to be able to read instructions as needed. Please ensure
to hand over all documents to when handing the analyser over
to others.
2.1. 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 the user in control and indicative
measurements in an efficient, accurate and reliable way.
The analyser is specifically not intended as a safety device or personal
protective equipment.
The analyser should not be used as a warning device to warn people
against the presence of harmful gases.
The analyser was manufactured according relevant standards and
regulations.
The analyser must be used according to instructions for the intended
use.
WARNING
Risk from manipulations to the measuring device
Operational safety hazard
►Modifications or changes to the measuring device are
not allowed.

USER MANUAL MGAprime
MRU GmbH, D-74172 Neckarsulm 9 / 104
Syntax
Please note that this manual makes use of the scientific notation of
gases (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.
MRU GmbH produces a wide range of instruments, from standard
analysers up to tailor made industrial analysers.
Building 1: Sales, Service, R&D
Building 2: Production

USER MANUAL MGAprime
10 / 104 MRU GmbH, D-74172 Neckarsulm
MRU GmbH
Fuchshalde 8 + 12
74172 Neckarsulm - Obereisesheim
GERMANY
Tel [phone] (Front office)
Tel [phone] (Service)
Fax [phone]
Email: [email protected]
Site: www.mru.eu