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S700 process gas analyzer
New

Tailor-made gas analysis for process and emission monitoring

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Have questions about this product?

S700 process gas analyzer
New

Tailor-made gas analysis for process and emission monitoring

Benefits

  • Simple application-specific configuration thanks to modular design
  • Can also be used in Zone 1 and Zone 2 (ATEX) explosion-hazardous areas
  • Automatic readjustment using test gas or calibration cell
  • Integrated self-monitoring and error analysis
  • Process monitoring for the safety and quality of manufacturing processes and products by measuring flammable gases and explosive gas mixtures in zones 1 and 2
  • Reliable remote control and integration into distributed control systems thanks to optional equipment with various interface converters

Services and resources

Product Support Product documentation, troubleshooting articles, device details and more.
FLEXible answers to individual needs
Current product

S700 process gas analyzer

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  • Specialized products
  • Designed for demanding applications

What is FLEX?

FLEX selections
Technical excellence
Simplicity
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Fundamental selection Meet your basic measurement needs
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Lean selection Handle your core processes easily
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Extended selection Optimize your processes with innovative technologies
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Xpert selection Master your most challenging applications
Variable
Manufacturer's warranty

Engineered for confidence

Our instruments are designed for long‑lasting performance, precise measurement, and dependable operation in demanding industrial environments. Each product includes a standard manufacturer’s warranty that reflects our commitment to quality and to the trust you place in our solutions.

Should a warranty case occur, the device will be assessed and the applicable remedy will be provided in line with the warranty terms – helping ensure a reliable and efficient resolution and supporting continued operation of your measurement point.

Request for extended warranty

If you require extended warranty coverage, simply contact your local Endress+Hauser representative. Our experts will advise you on the available options to match your application and risk profile, helping you protect your investment, reduce unexpected repair costs, and ensure reliable long‑term operation beyond the manufacturer's warranty period.

Learn more

Warranty terms apply

The manufacturer's warranty and extended warranty are subject to specific conditions. For full details, please refer to the locally applicable General Terms and Conditions (GTC), which can be found on the respective country page of our website.

Services by your side

Right‑first‑time commissioning, worldwide

Endress+Hauser’s qualified service engineers ensure your measurement devices are commissioned right the first time, delivering application‑aligned accuracy, regulatory compliance, and operational confidence from startup onwards, anywhere in the world.

Remote support you can trust wherever you operate

With Endress+Hauser Smart Support, you benefit from faster issue resolution, higher uptime, reliable global expertise across the entire product lifecycle – and lasting peace of mind.

Committed to long‑term, sustainable performance

With deep field expertise, harmonized processes, and continuous monitoring, we accompany you with comprehensive service offerings – from initial start‑up through instrumentation maintenance to process optimization – as a true lifetime partner delivering improved outcomes.

For additional information, please contact your local Endress+Hauser representative.

Learn more

24/7 customer portal

Personalized transaction space

Check prices and delivery times, save your favorite products, create quotes and place orders in just a few clicks and track deliveries at any time. With access to your complete order and quote history including all relevant documents you benefit from full transparency throughout the entire process.

Easy access to technical documentation

Select and download all technical documentation such as operating manuals, calibration certificates, approvals and CAD drawings conveniently bundled as a complete documentation package for your entire order or quote.

My Endress+Hauser – all in one place

My Endress+Hauser is your 24/7 connection to Endress+Hauser – in the office, in the field or on the go. It brings together transaction management, documentation and software downloads, knowledge base access, customer support, engineering tools and cloud‑based IIoT services helping you work easier, faster and more efficiently.

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Office situation support
Have questions about this product?
Service options

Product information

Specifications
Measuring / Application task More than 60 different gas components
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Description

With the modular gas analyzer S700, a customer-specific and tailor-made measuring device can be put together for almost every application. Various analyzer modules for the measurement of well over 60 gases, and different housing variants offer comprehensive and individually tailored combination options.

Field of application
  • Cooling gas monitoring of turbo generators
  • CO measurement for coal mill monitoring
  • H2 purity measurements in pressure swing adsorption systems
  • CO2 monitoring in natural gas during natural gas processing


Device properties:

  • Various analyzer modules are available: UNOR (NDIR), MULTOR (NDIR), OXOR-E (electrochemical O2), OXOR-P (paramagnetic O2), THERMOR (thermal conductivity)
  • Over 60 measuring components to choose from
  • Different housing variants
  • Up to three analyzer modules in one housing
Benefits
  • Simple application-specific configuration thanks to modular design
  • Can also be used in Zone 1 and Zone 2 (ATEX) explosion-hazardous areas
  • Automatic readjustment using test gas or calibration cell
  • Integrated self-monitoring and error analysis
  • Process monitoring for the safety and quality of manufacturing processes and products by measuring flammable gases and explosive gas mixtures in zones 1 and 2
  • Reliable remote control and integration into distributed control systems thanks to optional equipment with various interface converters
Downloads
Most downloaded
Operating Instruction (BA)
S700 Series Extractive Gas Analyzers
English version - 10/2025
Download
Special Documentation (SD)
S700 Interface Converter Ethernet Interface Converter
English version - 01/2025
Download
Ex Safety Instruction (XA)
Safety Information for non-Ex analyzer devices
(multi-lingual, also in DE, BG, CS, DA, EL, ES, ET, FI, FR, HR, HU, IT,
LT, LV, NL, NO, PL, PT, RO, RU, SK, SL, SV)
English version - 01/2025
Download
All downloads
16 Downloads
Operating Instruction (BA)
Most downloaded
S700 Series Extractive Gas Analyzers
English version - 10/2025
Download
Ex Safety Instruction (XA)
Safety Information for non-Ex analyzer devices
(multi-lingual, also in DE, BG, CS, DA, EL, ES, ET, FI, FR, HR, HU, IT,
LT, LV, NL, NO, PL, PT, RO, RU, SK, SL, SV)
English version - 01/2025
Download
Ex Safety Instruction (XA)
S700 Ex Safety Information for Ex Devices
(multi-lingual, also in DE, BG, CS, DA, EL, ES, ET, FI, FR,
HR, HU, IT, LT, LV, NL, NO, PL, PT, RO, RU, SK, SL, SV)
English version - 01/2025
Download
Special Documentation (SD)
S720 Ex / S721 Ex Enclosure venting / Gehäuselüfter
(multi-lingual, also German)
English version - 01/2025
Download
Special Documentation (SD)
DIN EN 61010-1: 2020-03 Additional Information for Extractive Gas Analyzers
(multi-lingual, also in DE, ES, FR and IT)
English version - 01/2025
Download
Special Documentation (SD)
Most downloaded
S700 Interface Converter Ethernet Interface Converter
English version - 01/2025
Download
Competence Brochure (CP)
Emission Monitoring Solutions Broad portfolio and long-standing experience
English version - 05/2026
Download
Competence Brochure (CP)
Soluzioni per il monitoraggio delle emissioni Soluzioni per il monitoraggio delle
emissioni
Ampio portfolio e vasta esperienza
Italian version - 05/2025
Download
Competence Brochure (CP)
Lösungen zur Emissionsüberwachung Breites Portfolio und langjährige
Erfahrung in Gasanalyse und
Durchflussmessung
German version - 03/2026
Download
Competence Brochure (CP)
排出ガス監視ソリューション 幅広い製品群と長年にわたる実績 排出ガス監視、測定原理と技術、国際的な要件とサービス、選択ガイド、そして測定装置の一覧をまとめたパンフレット
Japanese version - 09/2025
Download
Innovation (IN)
S700 吸引式ガス分析計
Japanese version - 10/2025
Download
Innovation (IN)
S700 – Extractive Gas Analyzers Custom system solution
English version - 03/2026
Download
White paper (WP)
S700: Measurement of flammable gases and explosive gas mixtures with cold extractive analyzers This document focuses on measurement for process control and monitoring
of processes. The properties of flammable gases and the explosive gas
mixtures mean a special technical requirement due to the explosion risk.
English version - 10/2025
Download
Miscellaneous
Product family: S700 Product root: IS700-
Region: Eurasian Economic Union
Approval agency: EAC
Approval number: ЕАЭС KZ.7500525.13.12.00729
07/2025
Download
Miscellaneous
Product family: S700 Product root: IS700-
Region: Eurasian Economic Union
Approval agency: KazStandard
Approval number: KZ.02.01.03661-2025
12/2025
Download
Explosion Protection
Product family: S700 Product root: IS700-
Region: Europe
Approval agency: TÜV Nord
Protection: Ex d
English version - 07/2025
Download

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Spare parts and accessories

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CLEAN TISSUES MICROFIBRE

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further parts
Order code 5352592
Spare parts and accessories