MRU PRODUCTS
for Gas Analysis
Precision You Can Trust.
German Engineering You Can Rely On.

MRU SOUTH AFRICA
Our PRODUCT Range
MRU South Africa supplies high-quality emission monitoring and gas analysis systems engineered in Germany.
Our range includes portable gas analysers, continuous emission monitoring systems (CEMS),
gas detectors, manometers and in-situ probes for a wide variety of industries.
From power generation and biogas plants to refineries and industrial processing facilities, we provide reliable,
precision instruments backed by local support. Contact us to discuss your requirements and we will
assist you in selecting the correct solution for your application.
Our Products at MRU
Finding reliable emission monitoring solutions starts with MRU South Africa.
We offer a comprehensive range of high-precision instruments, including portable gas analysers, gas detectors, manometers and in-situ probes to meet diverse industrial requirements.
Whether you require a continuous emission monitoring system for a power plant or specialised gas analysis equipment for industrial processing facilities,
our solutions are designed to deliver accurate,
dependable performance in demanding environments.

Small, lightweight with large, backlit LCD display and using electrochemical sensors.
DELTAsmart

Modern and powerful flue gas analyser for residential and commercial heating installations.
Outstanding benefits:
Modern technology, high accuracy and performance
Colour and backlit touchscreen, intuitive and easy to use
Up to 3 electrochemical cells for O2, CO and NO
Compatible with new MRU App "MRU4u" *
TÜV approved according to EN 50379-1+2 (model B) resp. 50379-3 (model E), ByRgG 309
* Requires option "Bluetooth"
OPTIMA

The slim multi talent handheld flue gas analyser using up to 7 sensors.
Further development of a proven concept:
new, high resolution 4" display for better readability and more information
new menu design with many graphical displays
illuminated condensate separator with optional water stop
easy connection of Bluetooth™ printer and MRU4u App
OPTIMA Biogas

Biogas analyser for fast complete biogas analysis.
Multigas analyser, designed for biogas measurements as well as engine fluegas
With unique multipurpose probe*: simultaneous gas sampling and flow monitoring possible
Compatible with new MRU App "MRU4u" *
Option:
* Requires option "Bluetooth"
Robust, expandable with many usefull additional functions. Sturdy case for unit and accessories. Electrochemical sensors. Now with wireless remote control!
NOVAplus "MCERTS"

Portable flue gas analyzer "MCERTS-certified"
Complying with MCERTS performance standards for transportable emission monitoring systems
Complying with MCERTS performance standards for transportable emission monitoring systems
Maximum flexibility through wireless remote control
NOVAcompact

Portable, compact flue gas analyser for emission monitoring and combustion control
Very compact and extremely rugged gas analyser
Fully equipped for all kind of adjustment and monitoring tasks at combustions
Intuitively and comfortable to use
NOVAplus

Portable flue gas analyser for up to 8 gas emission measurements
For emission monitoring and combustion checking of various industrial sites.
The combination of infrared measurement technology and electrochemical sensors ensures versatility and reliable analysis even of small measuring ranges. NOVAplus EMI – portable industrial measurement at attractive budget prices.
NOVAplus Biogas

Biogas analyser for semi-continuous measurements
Biogas Analyzer with wireless remote control unit for semi-continuous analyzing processes
Optionally upgradable for measurements of flue gas at the cogeneration engine
Compatible with new MRU App "MRU4u" (only Android)*
* Requires option "Bluetooth"
Small, lightweight with large, backlit LCD display and using electrochemical sensors.
MGAprime Q

Portable Automatic Measuring System (PAMS) suitable as an alternative method for the standard reference method for calibrating and validating stationary AMS in the context of QAL2 and AST in accordance with EN 14181
MGAprime

High end flue gas emission analyser for emission monitoring of various industrial sites
(Special edition for China: "MGA6plus)
Precise and very stable offset measuring technique by means of non dispersive infrared (NDIR) technique, for enhanced long time measurements
Up to 8 gas NDIR measurement: CO/CO2/C3H8/CH4/SO2/NO/NO2/N2O/H2 and oxygen with either long-life O2-ECS or O2-PM (paramagnetic cell)
Remote control via smartphone or tablet using VCN server via LAN/WLAN (no remote control via MRU4u app)
Wireless data transfer via Bluetooth dongle or WLAN dongle or via VNC server using LAN/WLAN
MGAprime H2

High end flue gas emission analyser for H2-analysis at industrial sites.
Special edition for China: "MGA6plus)
Precise and very stable offset measuring technique by means of non dispersive infrared (NDIR) technique, for enhanced long time measurements
Up to 8 gas NDIR measurement: CO/CO2/C3H8/CH4/SO2/NO/NO2/N2O/H2 and oxygen with O2-PM (paramagnetic cell)
Remote control via smartphone or tablet using VCN server via LAN/WLAN (no remote control via MRU4u app)
Wireless data transfer via Bluetooth dongle or WLAN dongle or via VNC server using LAN/WLAN
VARIOluxx

Portable stack gas emission analyser for long time measurements of industrial combustions.
(Special edition for China: "VARIOplus-NEW")
Outstanding benefits:
precise measuring technique by means of infrared (3-gas) and electrochemical cells (6-gas)
most suitable for precise low Nox measurements and other toxic gas emissions measurement according
to new MCP Directive 2015/2193 for medium combustion plants with rated power <50 MW
all important interfaces are available, such as Ethernet (LAN), WLAN, Bluetooth, USB, RS485, 8 channel analog Outputs
Remote control via smartphone or tablet using VCN server via LAN/WLAN (no remote control via MRU4u app)
VARIOluxx Syngas

Portable syngas analyser for long-term measurements of special gases (syngas)
Outstanding benefits:
Within most compact space one electrochemical O2 sensor (or one paramagnetic O2 sensor) as well as an infrared bench (CO+CO2+CH4) work jointly to generate precise measuring results
All important interfaces are available, such as Ethernet (LAN), WLAN, Bluetooth, USB, RS485, 8 channel analog Outputs
Remote control via smartphone or tablet using VCN server via LAN/WLAN (no remote control via MRU4u app)
Applications:
Steel industry: coke oven gas, blast furnace gas
Biomass or coal catalytic oxidation (gasification)
Waste gasification process, plasma gasification process
Steam reforming of liquid hydrocarbons (refinery gas etc)
Flare gases, research … and others

MFplus "16911"

Dedicated to travers points volumetric flow rate measurement in industrial stacks compliant to European Standard EN 16911-1, to ISO 10780 and to USEPA 40CFR part 60, method 2
Professional solution with:
Compatible for all pitot tubes available on the market
Intuitively, bright colours graphic interface
High accurancy pressure sensors, temperature compensated
Dual K-type thermocouple connectors
Long time operation using the NiMH built-in battery
Internal storage and SD card high volume data storage.
DM 9600

Precision manometer for accurate pressure-, differential pressure and temperature measurements.
Measuring range either ±75hPa, ±150hPa, ±1.000hPa or even ±10.000 hPa (±10 bar)
Suitable for measuring gas flow pressure nozzle pressure, furnace pressure, stack draught and many more
Temperature measurements using standard K-type thermocouple
With optional HC probe usable also as gas "sniffer“
Touch colour display for intuitive operation and best readability.
DM 9600 CHP

Precision Manometer for numerous pressure-, differential pressure- and temperature-measurements at CHP engines.
Data transfer via Bluetooth to App
Long-term stable pressure sensor with a range of up to 10 bars (145 psi)
Twin K-type thermocouple sockets for temperature measurements
Optional gas leackage detector
Modern, rugged unit with bluetooth, colour touch screen, USB, SD-Card, etc.

400GD

Multifunctional detector and measuring device.
Reliable gas leak detection and spillage test with only one system
Adjustable alarm thresholds
Optical alarm at the sensor and on the display of the device
Acoustic and vibration alarm by the device
Strong Lithium-Ion battery, chargeable via Mini-USB socket.
500GD

Multifunctional detector and measuring device (with suction feature) = measuring results in less than 2 sec.
Fast, selective and powerful with suction feature
Reliable gas leak detection and spillage test with only one system
Adjustable alarm thresholds
Optical alarm at the sensor and on the display of the device
Acoustic and vibration alarm by the device
Strong Lithium-Ion battery, chargeable via Mini-USB socket
Detector probe

Multifunctional detector probe and measuring device.
Outstanding benefits:
Reliable gas leak detection
spillage detection
indoor climate measurement
contactless temperature measurement
measurement of carbon monoxide in ambient air
measurement of carbon dioxide in ambient air
with just one system
Compatible to all MRU-devices with AUX-socket, e.g. SPECTRAplus, DM9600, DPM9600
Sensor change during operation due to automatic identification by the device.

400GD

Multifunctional detector and measuring device.
Reliable gas leak detection and spillage test with only one system
Adjustable alarm thresholds
Optical alarm at the sensor and on the display of the device
Acoustic and vibration alarm by the device
Strong Lithium-Ion battery, chargeable via Mini-USB socket.
500GD

Multifunctional detector and measuring device (with suction feature) = measuring results in less than 2 sec.
Fast, selective and powerful with suction feature
Reliable gas leak detection and spillage test with only one system
Adjustable alarm thresholds
Optical alarm at the sensor and on the display of the device
Acoustic and vibration alarm by the device
Strong Lithium-Ion battery, chargeable via Mini-USB socket
MONTEC

Digital Manifold for installation and service in the field of refrigeration and air conditioning. An ideal tool for installation and service at air conditioning units and heat pumps.
Its special features:
Integrated, robust vacuum sensor
All refrigerants, incl. A3, such as propane R290
Powerful battery for long-term measurement operation
Bluetooth accessories (temperature clamp, external pressure sensor)
App for device and accessory control, software update and measurement log

Single Gas Detector

Reliable, maintenance free protection (CO) for 24 months after activation.
Single gas clip carbon monoxide (CO)
completely maintenance free
safe operation due to always-on-mode
24 month unlimited operating time
visual, vibrating and audible alarm
Multi Gas Detector

Reliable, maintenance free multi gas detector (H2S, CO, HC, O2) for 36 months after activation
No charging ever! No calibration necessary! (Can be calibrated if required)
Reliably test for:

Small, lightweight with large, backlit LCD display and using electrochemical sensors.
MGAprime Q

Portable Automatic Measuring System (PAMS) suitable as an alternative method for the standard reference method for calibrating and validating stationary AMS in the context of QAL2 and AST in accordance with EN 14181
MGAprime

High end flue gas emission analyser for emission monitoring of various industrial sites
(Special edition for China: "MGA6plus)
Precise and very stable offset measuring technique by means of non dispersive infrared (NDIR) technique, for enhanced long time measurements
Up to 8 gas NDIR measurement: CO/CO2/C3H8/CH4/SO2/NO/NO2/N2O/H2 and oxygen with either long-life O2-ECS or O2-PM (paramagnetic cell)
Remote control via smartphone or tablet using VCN server via LAN/WLAN (no remote control via MRU4u app)
Wireless data transfer via Bluetooth dongle or WLAN dongle or via VNC server using LAN/WLAN
MGAprime H2

High end flue gas emission analyser for H2-analysis at industrial sites.
Special edition for China: "MGA6plus)
Precise and very stable offset measuring technique by means of non dispersive infrared (NDIR) technique, for enhanced long time measurements
Up to 8 gas NDIR measurement: CO/CO2/C3H8/CH4/SO2/NO/NO2/N2O/H2 and oxygen with O2-PM (paramagnetic cell)
Remote control via smartphone or tablet using VCN server via LAN/WLAN (no remote control via MRU4u app)
Wireless data transfer via Bluetooth dongle or WLAN dongle or via VNC server using LAN/WLAN
VARIOluxx

Portable stack gas emission analyser for long time measurements of industrial combustions.
(Special edition for China: "VARIOplus-NEW")
Outstanding benefits:
precise measuring technique by means of infrared (3-gas) and electrochemical cells (6-gas)
most suitable for precise low Nox measurements and other toxic gas emissions measurement according
to new MCP Directive 2015/2193 for medium combustion plants with rated power <50 MW
all important interfaces are available, such as Ethernet (LAN), WLAN, Bluetooth, USB, RS485, 8 channel analog Outputs
Remote control via smartphone or tablet using VCN server via LAN/WLAN (no remote control via MRU4u app)
VARIOluxx Syngas

Portable syngas analyser for long-term measurements of special gases (syngas)
Outstanding benefits:
Within most compact space one electrochemical O2 sensor (or one paramagnetic O2 sensor) as well as an infrared bench (CO+CO2+CH4) work jointly to generate precise measuring results
All important interfaces are available, such as Ethernet (LAN), WLAN, Bluetooth, USB, RS485, 8 channel analog Outputs
Remote control via smartphone or tablet using VCN server via LAN/WLAN (no remote control via MRU4u app)
Applications:
Steel industry: coke oven gas, blast furnace gas
Biomass or coal catalytic oxidation (gasification)
Waste gasification process, plasma gasification process
Steam reforming of liquid hydrocarbons (refinery gas etc)
Flare gases, research … and others

Continuous emission monitoring systems with precision measuring modules and highly effective gas sampling conditioning.
SWG 100 CEMcompact

Compact Multigas-Analyser for combustion analysis
use of most modern NDIR-technology
optional O₂-measurement with electrochemical or paramagnetical sensor
automatic zero point calibration with clean ambient air using separate calibration gas inlet port.
SWG 200 CEM

Stationary gas analysis system for continuous process gas and emission monitoring.
Outstanding benefits:
Use of optimized NDIR technology with improved accuracy without zero point drifts
O₂ measurement with an electrochemical or a paramagnetic sensor
Automatic zero point in clean ambient air through separate calibration gas inlet
Automatic calibration for up to four gas cylinders
Double stage Peltier gas cooler with two automatic condensate pumps
Cold/dry gas extraction at a low flow volume of 1 l/min
SWG 300 IND

Continuous Emission Monitoring System (Indoor)
Low sample flow extraction of only 50 l/h, to enhance the operation of sample gas preparation
Use of optimized NDIR technology with improved accuracy and without zero offset
O₂ measurement with a long-life electrochemical or a paramagnetic sensor
True NOx and SO₂ measurements through use of heated gas sampling probe and gas sampling line
Heated and temperature regulated acid mist catch & drain system for raw flue gas measurements with high acid aerosols
Complete heavy duty sample conditioning system for extractive cold and dry system
Ready to log, display and transfer data from dust concentra- tion monitor DM 401 and flow rate monitor DF 252.
Combustion optimization by using fast, realtime simultaneous oxygen (O2) and combustibles (COe) monitoring with rugged, in-situ probes.
OMS 420 Ex

O2 & COe in-situ monitoring system for use in hazardous area zone 2
The O2 and COe monitor is dedicated for continuous combustion optimisation at:
various industrial furnaces/ovens/boilers, with hazard of explosive atmosphere
petroleum refinery plants
petrochemical plants
gas separation, blast furnace, coke oven or ther syngas plants
OMS 420

Compact in-situ probe for combustion optimization.
Using heated ZrO2 sensor for wet O2 analysis up to 600°C flue gas temperature
With optional special heated solid electrolyte sensor for combustibles measurement.
Low cost, continuous dust monitoring system fro non compliant applications.
DM 401

Optical Dust Monitoring System.
Low cost double pass transmissiometry for process dust monitoring.
Continuous flow velocity and flow volume measurement in flue gas and hot air ducts using the integrating multi-Pitot tube principle.
DF 252

Gas flow velocity and flow rate measurement.
Continuous measurement of flue gas flow velocity (m/sec) using dynamic pressure measurement principle with averaging Pitot tubes.
MFplus "16911"

Dedicated to travers points volumetric flow rate measurement in industrial stacks compliant to European Standard EN 16911-1, to ISO 10780 and to USEPA 40CFR part 60, method 2
Professional solution with:
Compatible for all pitot tubes available on the market
Intuitively, bright colours graphic interface
High accurancy pressure sensors, temperature compensated
Dual K-type thermocouple connectors
Long time operation using the NiMH built-in battery
Internal storage and SD card high volume data storage.

OPTIMA Biogas

Biogas analyser for fast complete biogas analysis.
Professional solution with:
Multigas analyser, designed for biogas measurements as well as engine fluegas
With unique multipurpose probe*: simultaneous gas sampling and flow monitoring possible
Compatible with new MRU App "MRU4u" *
Option:
* Requires option "Bluetooth"
NOVAplus Biogas

Biogas analyser for semi-continuous measurements.
Biogas Analyzer with wireless remote control unit for semi-continuous analyzing processes
Optionally upgradable for measurements of flue gas at the cogeneration engine
Compatible with new MRU App "MRU4u" (only Android)*
SWG 100 BIOcompact

Stationary biogas measuring system for discontinuous measurements.
Cost effective stationary biogas analyser designed for:
Discontinuous measurement, user settable up to 24 measurements per 24 hours
Use in the harsh industrial environment of combined heat and power (CHP) engine gas monitoring
Accurate measurements, incl. plug & play pre-calibrated sensors
Up to 2 sites monitoring (times sharing technique)
The analyser samples dry biogas, pressurized or low pressure gas and can be used for single or dual point sampling of:
Cogeneration heat and power engines (CHP)
Municipal or industrial waste water treatement sites
Small scale AD plants with dry fermentation
Landfill sites.
SWG 100 Biogas

Stationary Biogas-measuring system for continuous measurements.
The complete, ready to use biogas analyzer is the SWG100 industrial solution to be used with:
Biogas (anaerobic digestion) plants
Cogeneration heat and power engines (CHP)
Municipal or industrial waste water treatment sites
Coal seam gas sites (coal bed methane)
Food and animal waste processing plants
Biomethan (gas to grid) plants
Landfill sites.
SWG 100 BIO-Ex

Stationary Biogas-measuring system for continuous measurements in Ex-zone 2.
For use in hazardous area zone 2, with compliance to EN 60079-0, EN 60079-15 and cabinet marking II 3G Ex ec nC IIC T6 Gc (without internal heater)
The biogas analysis system SWG100 Biogas-Ex is the rugged, ready to use industrial gas analyser for:
Biogas (anaerobic digestion) plants. Ethanol plants, pulp & paper plants
Cogeneration heat and power engines (CHP)
Biomethane plants
Landfill gas monitoring and CHP
Municipal or industrial waste water treatment plants
Coal seam gas sites.
SWG 100 VA-Ex

The stationary system for continuous Syngas applications in Ex-zone 2, also for H2 measurements up to 100%
The special features:
Completely stainless steel piping
Process gas recirculation
IP 65 stainless steel housing
High-precision infrared measurement technology for CO, CO2, CH4
Thermal conductivity technology for H2
Paramagnetic O2 measurement
Gas sampling in the pressure range from -100 mbar up to +200 mbar
Integrated gas cooler with maintenance-free condensate drainage
Measurement of up to 6 gas sampling points
Areas of application:
Biomass and waste gasification
Biomethane injection
Coal gasification, coal liquefaction, synthetic fuel
Pyrolysis applications and steam reforming
Syngas analysis in laboratories and research

SWG 100 Syngas

Stationary Analyzer for Syngas - Applications
The complete, ready to use analyzer SWG100 Syngas is the industrial solution for:
biomass, coal and waste gasification plants
cogeneration heat and power engines (CHP) using syngas
small scale syngas analysis for research institutes and lab
MRU analyzer, series SWG100 Syngas is designed for use in industrial safe areas or inside laboratories as well.
The analyzer can be installed in outdoor or indoor location, can sample dry or wet syngas, pressurized or low pressure
gas and can be used from multiple sampling points.
SWG 100 VA-Ex

The stationary system for continuous Syngas applications in Ex-zone 2, also for H2 measurements up to 100%
The special features:
Completely stainless steel piping
Process gas recirculation
IP 65 stainless steel housing
High-precision infrared measurement technology for CO, CO2, CH4
Thermal conductivity technology for H2
Paramagnetic O2 measurement
Gas sampling in the pressure range from -100 mbar up to +200 mbar
Integrated gas cooler with maintenance-free condensate drainage
Measurement of up to 6 gas sampling points
Areas of application:
Biomass and waste gasification
Biomethane injection
Coal gasification, coal liquefaction, synthetic fuel
Pyrolysis applications and steam reforming
Syngas analysis in laboratories and research
VARIOluxx Syngas

Portable syngas analyser for long-term measurements of special gases (syngas)
Outstanding benefits:
Within most compact space one electrochemical O2 sensor (or one paramagnetic O2 sensor) as well as an infrared bench (CO+CO2+CH4) work jointly to generate precise measuring results
All important interfaces are available, such as Ethernet (LAN), WLAN, Bluetooth, USB, RS485, 8 channel analog Outputs
Remote control via smartphone or tablet using VCN server via LAN/WLAN (no remote control via MRU4u app)
Applications
Steel industry: coke oven gas, blast furnace gas
Biomass or coal catalytic oxidation (gasification)
Waste gasification process, plasma gasification process
Steam reforming of liquid hydrocarbons (refinery gas etc)
Flare gases, research … and others

MRU4u

MRU App for Android and iOS
* When equipped with BT-LE-Modul (Dual-Mode)
Professional solution with:
Remote control of measuring units
Visualizing, storing and sharing measuring data
Compatible* with DELTAsmart, OPTIMA7, NOVAcompact, NOVAplus and DM/DPM9600
MRU4win

MRU PC software for Windows (Windows 10 and newer)
Simultaneous live-tracking of measurements of serveral devices
Manage customer and facility data as well as corresponding measuring data
Create, print and export measurement protocols
Numerous adjustments possible for a variety of applications
Works with: DELTAsmart, SPECTRA/OPTIMA, NOVAcompact, NOVAplus, DPM 9600, VARIOluxx, MGAprime/Q, SWG 100/200/300
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