Maintenance of Sewerin Gas Analyzers
Maximum availability through regular, professional maintenance. Our experienced service technicians ensure optimal performance and long lifespan for your Sewerin Gas Analyzers worldwide.
Maintenance for Sewerin Gas Analyzers – Your Partner Fresenius Instruments
Gas analyzers are the centerpiece of every emissions monitoring and process control system. Regular maintenance of these highly sensitive measuring instruments is critical to maintain measurement accuracy, meet regulatory requirements, and avoid unplanned downtime. Fresenius Instruments offers a comprehensive maintenance service built on over 175 years of experience in measurement technology.
As a manufacturer-independent service partner, we offer professional maintenance for Sewerin Gas Analyzers. Our technicians are familiar with the specifics of Sewerin device technology and have the necessary experience to meet manufacturer-specific requirements. Thanks to our many years of expertise, we can guarantee high service quality – regardless of the device type.
Applications and Industries
Our maintenance services cover all common application areas: emissions monitoring in accordance with environmental regulations, process control in the chemical and petrochemical industry, biogas plants, wastewater treatment plants, cement and steel mills, and power generation. We maintain analyzers for O₂, CO, CO₂, SO₂, NOx, CH₄, H₂S, and other gas components.
Our Service Advantages
Why Fresenius Instruments is the right choice for the maintenance of your Sewerin Gas Analyzers.
Fast Response Times
Our service technicians are with you on average within 24–48 hours. Minimal waiting times and efficient processes ensure rapid restoration of your operations.
Dedicated Contact Person
Your personal service technician knows your devices and their history. This means problems are identified faster and resolved in a targeted manner – without lengthy familiarization.
Worldwide Field Service
Our field service network extends across all of Europe. Qualified technicians with local knowledge provide fast and competent on-site service.
Experienced Technicians
Our technicians bring years of practical experience in gas measurement technology and are continuously trained on new device types and analysis methods.
Technical Details and Process
During gas analyzer maintenance, our certified service technicians perform a comprehensive inspection of all optical, electrochemical, and parametric sensors. This includes checking the gas conditioning system, calibration units, sample lines, and internal pumps. We verify the linearity and cross-sensitivity of measuring cells, perform leak tests, and update device firmware to the latest version. Wear parts such as filters, membranes, O-rings, and tubing are replaced according to manufacturer specifications.
Our Process in Detail
Our maintenance process follows a standardized procedure: after a thorough visual inspection and functional analysis, we create a detailed maintenance report. Every step is documented – from measurement values before and after calibration to the condition of individual components. You receive a complete maintenance report with recommendations and a forecast for the next maintenance date.
Remote Diagnostics with Cloud Connect Kit
Our Cloud Connect Kit enables remote monitoring of your devices via mobile network. Faults are automatically detected and reported – for fast diagnosis and minimal downtime.
Premium Components & Spare Parts Supply
High-quality suppliers primarily from Germany. 10+ years spare parts guarantee. 30+ years device lifespan.
Longevity & Accuracy
Through regular maintenance and calibration, your devices maintain their precision for decades. Measurement accuracy meeting the highest industry standards.
Spare Parts 10+ Years
Long-term supply security with guaranteed spare parts supply for over 10 years. No production downtime due to missing spare parts.
Lifespan 30+ Years
Significant extension of device lifespan through regular professional maintenance. Investment protection and lower total cost of ownership over the entire lifecycle.
Customer Reviews
“The Cloud Connect Kit has significantly reduced our downtime. Remote diagnostics works flawlessly.”
Frequently Asked Questions
We recommend annual maintenance for optimal measurement accuracy and device performance. For intensive use or in demanding environments, a semi-annual maintenance interval may be advisable.
Maintenance includes checking all measurement components, sensor calibration, replacement of wear parts such as filters and seals, software updates, and a comprehensive function test.
Standard maintenance typically takes 4-8 hours, depending on the device type and scope. We minimize downtime for your system and coordinate the appointment with you.
Yes, we offer customized maintenance contracts with fixed intervals, priority support, and guaranteed response times specifically for your gas analyzers.
Yes, we also maintain gas analyzers from Awite, ABB, Servomex, Sewerin, UNION, Siemens, Draeger and Endress+Hauser. Please contact us for an individual assessment.
Chat with Tory
Our AI assistant Tory helps you prepare your Sewerin device for Fresenius service. She answers questions about processes, shipping, and helps you compile a service request.
Simply click on the chat in the bottom right corner of the screen.
Request Service Now
Contact us for a customized maintenance offer for your Sewerin Gas Analyzers. Our experts are happy to advise you.
Our Products
Biogas BioBasic
Plug-and-play biogas analyzer for CH₄, CO₂, H₂S, O₂ and H₂
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TDLAS Biomethane TDLAS
TDLAS laser analyzer for high-precision biomethane quality control
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Solvents Gas Analyzer 150
Precise NDIR measurement of hazardous solvents in industrial environments
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Flexible Gas Analyzer 210
Flexible gas analyzer with NDIR, EC and ZrO₂ sensors
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Biomethane Gas Analyzer 210 - Biomethane
Optimized for biomethane feed-in monitoring in biogas plants
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O₂ Gas Analyzer 210 O2 paramagnetic
Paramagnetic O₂ analyzer for precise oxygen measurements
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Versatile Gas Analyzer 220
Versatile gas analyzer for emission and process monitoring
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Formaldehyde Gas Analyzer 315 Formaldehyde
Specialized NDIR analyzer for precise formaldehyde measurement
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Multi-gas Gas Analyzer 320
Multi-gas analyzer for up to 6 IR-active gases in industrial processes
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Portable Gas Analyzer Portable 100
Portable gas analyzer for on-site mobile measurements
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Tabletop Gas Cooler RCI 100
Compact gas cooler in tabletop housing with Duran glass heat exchanger
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Compact Gas Cooler RCI 500
Compact 19" gas cooler with 0.86 vol.-% residual moisture
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2 Streams Gas Cooler RCI 700
Gas cooler for two measurement gas streams with Duran glass heat exchanger
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Control Smart Control 300
Stationary NDIR analyzer for threshold concentration monitoring
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O₂ Smart O2
Oxygen analyzer with ZrO₂ sensor and wear-free technology
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Portable Smart O2 Portable
Portable oxygen analyzer for flexible on-site measurements
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InSitu Toxic Inline Analyzer TINA
InSitu gas analyzer for toxic and explosive gas mixtures
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TCD FTC300
Versatile gas analyzer based on thermal conductivity detection (TCD)
Learn more →About Fresenius Instruments
As the successor to Carl Remigius Fresenius's Institut Fresenius, Fresenius Instruments draws on more than 175 years of experience in chemical analytics. We specialize in the measurement and continuous analysis of over 120 substances, employing methods including NDIR, EC, NDUV, zirconium oxide, TLDAS, and Raman laser spectroscopy for extractive process measurement. This longstanding tradition of innovation forms the foundation of everything we do.
