Name: SS2100
Brand: Endress+Hauser
Availability: InStock

SS2100 TDLAS gas analyzer

Exceptionally reliable for measuring trace gas components

Product picture 2-pack, 3-pack TDLAS gas analyzer, right angle view

Product picture SS2100 TDLAS gas analyzer, front view

Product picture SS2100 TDLAS gas analyzer with sample condition system open view

Product picture SS2100 TDLAS gas analyzer with electronic box, display panel incased, straight view

Product picture 2-pack TDLAS gas analyzer with OXY5500 oxygen analyzer, front view

Easy installation, simple operation, and low maintenance equal low cost of ownership

3-pack available for multiple measurements in one unit

SS2100 trace H₂O

SS2100 sample conditioning system

SS2100 trace H₂O with see-through cover

2-pack with OXY5500 oxygen analyzer

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SS2100 TDLAS gas analyzer

Exceptionally reliable for measuring trace gas components

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Benefits

Accurate, real-time measurements
Low cost of ownership, no consumables and virtually maintenance-free and reliable in harsh environments
Available to measure up to 3 analytes in one unit (2-packs or 3-packs)
Provides measurements not hampered by wet-up (absorption) or dry-down (desorption)
Dependable with greater repeatability than surface-based sensors
Analog and serial outputs for remote monitoring
Available for following measurements: H₂O, CO₂, H₂S

Integrated technologies

Tunable diode laser absorption spectroscopy (TDLAS)

Services and resources

Product Support Product documentation, troubleshooting articles, device details and more.

FLEXible answers to individual needs

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SS2100 TDLAS gas analyzer

Specialized products
Designed for demanding applications

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FLEX selections

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Fundamental selection Meet your basic measurement needs

Lean selection Handle your core processes easily

Extended selection Optimize your processes with innovative technologies

Xpert selection Master your most challenging applications

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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.

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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.

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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.

Technology

Tunable diode laser absorption spectroscopy (TDLAS)

Optimize plant safety and availability. Tunable diode laser absorption spectroscopy (TDLAS) rapidly and reliably measures concentrations in process gas streams in real time.

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Spare parts and accessories

further parts

Temperature control PCB

further parts

Order code 70156688

further parts

Power supply, 120-240 VAC

further parts

Order code 70156692

further parts

Cable, press-temp, 812 mm (32 inch)

further parts

Order code 70156700

further parts

Temperature transducer

further parts

Order code 70156701

Spare parts and accessories

TDLAS and QF analyzers technology guide

TDLAS and QF analyzers technology guide - Principle of operation, configurations, and certification information

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Quality & Compliance

TDLAS and QF analyzers application guide

Follow this guide to find out what TDLAS and QF technology application notes are available for the Oil & Gas and Chemical industries.

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SS2100 gas analyzer

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CAD Drawings

Configuration support

Spare parts and accessories

further parts

Temperature control PCB

further parts

Order code 70156688

further parts

Power supply, 120-240 VAC

further parts

Order code 70156692

further parts

Cable, press-temp, 812 mm (32 inch)

further parts

Order code 70156700

further parts

Temperature transducer

further parts

Order code 70156701

Spare parts and accessories

Measuring principle	TDLAS
Product headline	An advanced gas analyzer for hydrogen sulfide (H2S) measurement. The SS2100 uses tunable diode laser absorption spectroscopy (TDLAS) to determine the concentration of the analyte without coming into physical contact with the stream.
Channels	1
Analyte and measurement ranges	H2S (Hydrogen Sulfide): 0 to 10 ppmv 0 to 1000 ppmv 0 to 5000 ppmv 0 to 5% volume
Measured variables	Concentration Cell Pressure Cell Temperature
Ambient temperature range	-20 to 50°C (-4 to 122°F) Optional: -10 to 60°C (14 to 140°F)
Operating pressure range	Inlet Pressure: 140 to 350 kPa (20 to 50 psig) Sample Cell: 800 to 1200 mbara or 950 to 1700 mbara (optional)
Analyzer wetted materials	316L stainless steel FKM O-Rings Glass
Power supply	120 or 240 VAC ± 10 %, 50 to 60 Hz, 300W (18 to 24 VDC - optional for electronics only) 3 Amps max at 120 VAC , 1.5 Amps max at 240 VAC
Communication	Analog Output: Two 4-20mA Isolated, 1200 ohms at 24 VDC max load Serial: RS232C and Ethernet Protocol: Modbus Gould RTU or Daniel RTU or ASCII Digital Outputs: 5, Concentration Alarm, General Fault, Validation Fail, Validation 1 Active, Validation 2 Active Digital Inputs: 2, Flow Alarm, Validation Request
Housing materials	Electronics: 304 or 316L stainless steel Sample System Enclosure: 304 or 316L stainless steel
Hazardous area approvals	CSA Class I, Division 2 CSA Class I, Zone 2
Degree of protection	IP66, Type 4X
Measuring principle	TDLAS
Product headline	An advanced gas analyzer for moisture (H2O) measurement. The SS2100 uses tunable diode laser absorption spectroscopy (TDLAS) to determine the concentration of the analyte without coming into physical contact with the stream.
Channels	1
Analyte and measurement ranges	H2O (Moisture): 0 to 10 ppmv 0 to 100 ppmv 0 to 50 ppmv 0 to 5000 ppmv
Measured variables	Concentration Moisture Dew Point Cell Pressure Cell Temperature
Ambient temperature range	-20 to 50°C (-4 to 122°F) Optional: -10 to 60°C (14 to 140°F)
Operating pressure range	Inlet Pressure: 140 to 350 kPa (20 to 50 psig) Sample Cell: 800 to 1200 mbara or 950 to 1700 mbara (optional)
Analyzer wetted materials	316L stainless steel FKM O-Rings Glass
Power supply	120 or 240 VAC ± 10 %, 50 to 60 Hz, 300W (18 to 24 VDC - optional for electronics only) 3 Amps max at 120 VAC , 1.5 Amps max at 240 VAC
Communication	Analog Output: Two 4-20mA Isolated, 1200 ohms at 24 VDC max load Serial: RS232C and Ethernet Protocol: Modbus Gould RTU or Daniel RTU or ASCII Digital Outputs: 5, Concentration Alarm, General Fault, Validation Fail, Validation 1 Active, Validation 2 Active Digital Inputs: 2, Flow Alarm, Validation Request
Housing materials	Electronics: 304 or 316L stainless steel Sample System Enclosure: 304 or 316L stainless steel
Hazardous area approvals	CSA Class I, Division 2 CSA Class I, Zone 2
Degree of protection	IP66, Type 4X
Measuring principle	TDLAS
Product headline	An advanced gas analyzer for carbon dioxide (CO2) measurement. The SS2100 uses tunable diode laser absorption spectroscopy (TDLAS) to determine the concentration of the analyte without coming into physical contact with the stream.
Channels	1
Analyte and measurement ranges	CO2 (Carbon Dioxide): 0 to 10 ppmv 0 to 1000 ppmv 0 ppmv to 5000 ppmv 0 to 5% volume 0 to 10% volume 0 to 20% volume
Measured variables	Concentration Cell Pressure Cell Temperature
Ambient temperature range	-20 to 50°C (-4 to 122°F) Optional: -10 to 60°C (14 to 140°F)
Operating pressure range	Inlet Pressure: 140 to 350 kPa (20 to 50 psig) Sample Cell: 800 to 1200 mbara or 950 to 1700 mbara (optional)
Analyzer wetted materials	316L stainless steel FKM O-Rings Glass
Power supply	120 or 240 VAC ± 10 %, 50 to 60 Hz, 300W (18 to 24 VDC - optional for electronics only) 3 Amps max at 120 VAC , 1.5 Amps max at 240 VAC
Communication	Analog Output: Two 4-20mA Isolated, 1200 ohms at 24 VDC max load Serial: RS232C and Ethernet Protocol: Modbus Gould RTU or Daniel RTU or ASCII Digital Outputs: 5, Concentration Alarm, General Fault, Validation Fail, Validation 1 Active, Validation 2 Active Digital Inputs: 2, Flow Alarm, Validation Request
Housing materials	Electronics: 304 or 316L stainless steel Sample System Enclosure: 304 or 316L stainless steel
Hazardous area approvals	CSA Class I, Division 2 CSA Class I, Zone 2
Degree of protection	IP66, Type 4X
Measuring principle	TDLAS
Product headline	Advanced multi-channel gas analyzer for hydrogen sulfide (H2S) and moisture (H2O), also known as a 2-Pack. The SS2100 uses tunable diode laser absorption spectroscopy (TDLAS) to determine the concentration of the analyte without coming into physical contact with the stream.
Channels	2
Analyte and measurement ranges	H2S (Hydrogen Sulfide): 0 to 10 ppmv (minimum) 0 to 1000 ppmv (maximum) H2O (Moisture): 0 to 100 ppmv (minimum) 0 to 5000 ppmv (maximum)
Measured variables	Concentration Moisture Dew Point Cell Pressure Cell Temperature
Ambient temperature range	-20 to 50°C (-4 to 122°F) Optional: -10 to 60°C (14 to 140°F)
Operating pressure range	Inlet Pressure: 140 to 350 kPa (20 to 50 psig) Sample Cell: 800 to 1200 mbara or 950 to 1700 mbara (optional)
Analyzer wetted materials	316L stainless steel FKM O-Rings Glass
Power supply	120 or 240 VAC ± 10 %, 50 to 60 Hz, 300W (18 to 24 VDC - optional for electronics only) 3 Amps max at 120 VAC , 1.5 Amps max at 240 VAC
Communication	Analog Output: Four 4-20mA Isolated, 1200 ohms at 24 VDC max load Serial: RS232C and Ethernet (H2S) and RS232C or Ethernet (H2O) Protocol: Modbus Gould RTU or Daniel RTU or ASCII Digital Outputs (H2S): 5, Concentration Alarm, General Fault, Validation Fail, Validation 1 Active, Validation 2 Active Digital Inputs (H2S): 2, Flow Alarm, Validation Request Digital Outputs (H2O): 2, Concentration Alarm, General Fault
Housing materials	Electronics: 304 or 316L stainless steel Sample System Enclosure: 304 or 316L stainless steel
Hazardous area approvals	CSA Class I, Division 2 CSA Class I, Zone 2
Degree of protection	IP66, Type 4X
Measuring principle	TDLAS
Product headline	Advanced multi-channel gas analyzer for hydrogen sulfide (H2S) and carbon dioxide (CO2), also known as a 2-Pack. The SS2100 uses tunable diode laser absorption spectroscopy (TDLAS) to determine the concentration of the analyte without coming into physical contact with the stream.
Channels	2
Analyte and measurement ranges	H2S (Hydrogen Sulfide): 0 to 10 ppmv (minimum) 0 to 1000 ppmv (maximum) CO2 (Carbon Dioxide): 0 to 5000 ppmv 0 to 5% volume 0 to 10% volume 0 to 20% volume
Measured variables	Concentration Cell Pressure Cell Temperature
Ambient temperature range	-20 to 50°C (-4 to 122°F) Optional: -10 to 60°C (14 to 140°F)
Operating pressure range	Inlet Pressure: 140 to 350 kPa (20 to 50 psig) Sample Cell: 800 to 1200 mbara or 950 to 1700 mbara (optional)
Analyzer wetted materials	316L stainless steel FKM O-Rings Glass
Power supply	120 or 240 VAC ± 10 %, 50 to 60 Hz, 300W (18 to 24 VDC - optional for electronics only) 3 Amps max at 120 VAC , 1.5 Amps max at 240 VAC
Communication	Analog Output: Four 4-20mA Isolated, 1200 ohms at 24 VDC max load Serial: RS232C and Ethernet (H2S) and RS232C or Ethernet (CO2) Protocol: Modbus Gould RTU or Daniel RTU or ASCII Digital Outputs (H2S): 5, Concentration Alarm, General Fault, Validation Fail, Validation 1 Active, Validation 2 Active Digital Inputs (H2S): 2, Flow Alarm, Validation Request Digital Outputs (CO2): 2, Concentration Alarm, General Fault
Housing materials	Electronics: 304 or 316L stainless steel Sample System Enclosure: 304 or 316L stainless steel
Hazardous area approvals	CSA Class I, Division 2 CSA Class I, Zone 2
Degree of protection	IP66, Type 4X
Measuring principle	TDLAS
Product headline	Advanced multi-channel gas analyzer for hydrogen sulfide (H2S), moisture (H2O), and carbon dioxide (CO2), also known as a 3-Pack. The SS2100 uses tunable diode laser absorption spectroscopy (TDLAS) to determine the concentration of the analyte without coming into physical contact with the stream.
Channels	3
Analyte and measurement ranges	H2S (Hydrogen Sulfide): 0 to 10 ppmv (minimum) 0 to 1000 ppmv (maximum) H2O (Moisture): 0 to 100 ppmv (minimum) 0 to 5000 ppmv (maximum) CO2 (Carbon Dioxide): 0 to 5000 ppmv 0 to 5% volume 0 to 10% volume 0 to 20% volume
Measured variables	Concentration Moisture Dew Point Cell Pressure Cell Temperature
Ambient temperature range	-20 to 50°C (-4 to 122°F) Optional: -10 to 60°C (14 to 140°F)
Operating pressure range	Inlet Pressure: 140 to 350 kPa (20 to 50 psig) Sample Cell: 800 to 1200 mbara or 950 to 1700 mbara (optional)
Analyzer wetted materials	316L stainless steel FKM O-Rings Glass
Power supply	120 or 240 VAC ± 10 %, 50 to 60 Hz, 300W (18 to 24 VDC - optional for electronics only) 3 Amps max at 120 VAC , 1.5 Amps max at 240 VAC
Communication	Analog Output: Four 4-20mA Isolated, 1200 ohms at 24 VDC max load Serial: RS232C and Ethernet (H2S) and RS232C or Ethernet (H2O/CO2) Protocol: Modbus Gould RTU or Daniel RTU or ASCII Digital Outputs (H2S): 5, Concentration Alarm, General Fault, Validation Fail, Validation 1 Active, Validation 2 Active Digital Inputs (H2S): 2, Flow Alarm, Validation Request Digital Outputs (H2O/CO2): 2, Concentration Alarm, General Fault
Housing materials	Electronics: 304 or 316L stainless steel Sample System Enclosure: 304 or 316L stainless steel
Hazardous area approvals	CSA Class I, Division 2 CSA Class I, Zone 2
Degree of protection	IP66, Type 4X

SS2100 TDLAS gas analyzer

SS2100 TDLAS gas analyzer

SS2100 TDLAS gas analyzer

Product information

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Related content

TDLAS and QF analyzers technology guide

TDLAS and QF analyzers application guide

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Spare parts and accessories

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SS2100 TDLAS gas analyzer

SS2100 TDLAS gas analyzer

SS2100 TDLAS gas analyzer

Product information

Spare parts and accessories

Related content

TDLAS and QF analyzers technology guide

TDLAS and QF analyzers application guide

Choose from our suggested options

Spare parts and accessories

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