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iTHERM MultiSens Flex TMS01 Multipoint thermometer

Direct contact TC/RTD temperature profiling solution with 3D-bendable sensors for oil, gas and petrochemical applications

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iTHERM MultiSens Flex TMS01 Multipoint thermometer

Direct contact TC/RTD temperature profiling solution with 3D-bendable sensors for oil, gas and petrochemical applications

Get a quote
Office situation support
Have questions about this product?

Benefits

  • Easy-to-use device with modular and flexible design, ready to be installed either for direct contact measurements or by means of sensor-dedicated protecting tubes. The device can also be installed in thermowells already in place
  • Infinite layouts of 3D sensors distribution for any desired process monitoring configuration
  • High degree of customization thanks to a modular product design for easy installation, process integration and maintenance
  • High degree of insert process compatibility as per standard IEC 60584, ASTM E230 and IEC 60751
  • On-board electronic heat protection for highest product durability
  • Compliance to different types of protection for use in hazardous locations for easy process integration

Integrated technologies

iTHERM ProfileSens TS901 Multipoint cable probe
FLEXible answers to individual needs
Current product

iTHERM MultiSens Flex TMS01 Multipoint thermometer

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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.

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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.

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Technology

iTHERM ProfileSens TS901 Multipoint cable probe

A highly reliable multipoint temperature cable probe for oil & gas and petrochemical applications designed to reduce maintenance intervals and the risk of untimely shutdowns due to sensor failure.

Product information

Multipoint thermometer iTHERM TMS01 MultiSens Flex
TMS01
Specifications
Measuring / Application task Thermometer
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Description

By complying with the highest safety standards, iTHERM TMS01 can be customized for various applications. Bendable into a 3D layout, it provides a complete temperature profile just by using one nozzle. The device is configurable with or without thermowells for optimal response times, mechanical strength or sensors replaceability. It is available either with TC or RTD technology or with our iTHERM StrongSens.

Field of application
  • Petrochemical industry
  • Oil & Gas industry
  • Heavy Chemical processes
Benefits
  • Easy-to-use device with modular and flexible design, ready to be installed either for direct contact measurements or by means of sensor-dedicated protecting tubes. The device can also be installed in thermowells already in place
  • Infinite layouts of 3D sensors distribution for any desired process monitoring configuration
  • High degree of customization thanks to a modular product design for easy installation, process integration and maintenance
  • High degree of insert process compatibility as per standard IEC 60584, ASTM E230 and IEC 60751
  • On-board electronic heat protection for highest product durability
  • Compliance to different types of protection for use in hazardous locations for easy process integration
Downloads
Most downloaded
Technical Information (TI)
TI iTHERM MultiSens Flex TMS01 Multipoint thermometer Direct-contact RTD/TC multipoint thermometer for 3D temperature profiling, with flexible sensors and a diagnostics chamber for appli
cations in the oil, gas, and petrochemical industries
English version - 01/2025
Download
Technical Information (TI)
TI iTHERM ProfileSens TS901 Patented multipoint temperature cable probe for oil & gas and
petrochemical applications. To be used as an insert in multipoint ther
mometers, such as MultiSens Flex TMS0x.
English version - 09/2023
Download
Operating Instruction (BA)
BA iTHERM MultiSens Flex TMS01 Modular TC or RTD multipoint thermometer for direct contact with the medium for oil & gas and petrochemical applications
English version - 03/2025
Download
The CAD Drawings will be available after the configuration.
All downloads
22 Downloads
Technical Information (TI)
Most downloaded
TI iTHERM ProfileSens TS901 Patented multipoint temperature cable probe for oil & gas and
petrochemical applications. To be used as an insert in multipoint ther
mometers, such as MultiSens Flex TMS0x.
English version - 09/2023
Download
Technical Information (TI)
Most downloaded
TI iTHERM MultiSens Flex TMS01 Multipoint thermometer Direct-contact RTD/TC multipoint thermometer for 3D temperature profiling, with flexible sensors and a diagnostics chamber for appli
cations in the oil, gas, and petrochemical industries
English version - 01/2025
Download
Operating Instruction (BA)
BA iTHERM MultiSens Flex TMS01 Modular TC or RTD multipoint thermometer for direct contact with the medium for oil & gas and petrochemical applications
English version - 03/2025
Download
Ex Safety Instruction (XA)
XA iTHERM MultiSens Flex TMS01 Ex ta/tb IIIC T<sub>200</sub>85°C...T<sub>200</sub>450°C Da/Db
Ex db IIC T6...T1 Ga/Gb
English version - 09/2025
Download
Ex Safety Instruction (XA)
XA iTHERM MultiSens Flex TMS01 ATEX/IECEx:
Ex ia IIC T6...T1 Ga
Ex ia IIC T6...T1 Ga/Gb
Ex ia IIIC T85°C...T450°C Da/Db
Ex ia/db IIC T6...T1 Ga/Gb
Ex ia/tb IIIC T85°C...T450°C Da/Db
English version - 06/2025
Download
Ex Safety Instruction (XA)
XA iTHERM MultiSens Flex TMS01 Ex ia IIC T6...T1 Ga
Ex ia IIC T6...T1 Ga/Gb
Ex ia IIIC T<sub>200</sub>85°C...T<sub>200</sub>450°C Da/Db
Ex ia/db IIC T6...T1 Ga/Gb
Ex ia/tb IIIC T<sub>200</sub>85°C...T<sub>200</sub>450°C Da/Db
English version - 07/2025
Download
Ex Safety Instruction (XA)
XA iTHERM MultiSens Flex TMS01 ATEX/IECEx:
Ex ta/tb IIIC T85°C...T450°C Da/Db
Ex db IIC T6...T1 Ga/Gb
Ex ta/tb IIIC T85°C...T450°C Da/Db
English version - 09/2025
Download
Special Documentation (SD)
Device viewer Technical documentation in other languages
English version - 07/2021
Download
PU (Publication)
Temperature measurement Thermometers and transmitters for the process industry
English version - 07/2026
Download
Competence Brochure (CP)
Kompetenzbroschüre Erstellung von Temperaturprofilen Vorgefertigte Lösungen für die Öl- und Gasindustrie und die petroch emische Industrie Kompetenzbroschüre
Erstellung von Temperaturprofilen
Vorgefertigte Lösungen für die Öl- und Gasindustrie und die
petroch
emische Industrie
German version - 07/2023
Download
Competence Brochure (CP)
Competence brochure Temperature Profiling Pre-engineered solutions for the oil & gas, petrochemical industries Competence brochure
Temperature profiling
Pre-engineered solutions for the oil & gas,
petrochemical and chemical industr
ies
English version - 07/2023
Download
AI (Application note)
Ermittlung des Temperaturprofiles in LNG Lagertanks mittels Mehrpunkt-Temperatursensoren Leckageerkennung und Überwachung der Vorabkühlung
German version - 03/2025
Download
Manufacturer Declaration
Product family: Multipoint thermometers Product root: TMS01-, TMS02-, TMS11-, TMS12-, TMS21-, TMS31-, TS901-
Declaration number: ЕАЭС KZ 7500533.13.12.04155
Manufacturer specification: EMC
Russian version - 08/2024
Download
Manufacturer Declaration
Product family: Accessories: RTD insert, Accessories: TC insert, Accessories: Inserts, Magphant, Multipoint thermometers, Process RT D direct contact, Process RTD general purpose, Process RTD heavy duty, Process RTD hygienic, Process TC heavy duty, RTD thermometer Product root: DTT31-, DTT35-, TAF11-, TAF12D-, TAF12S-, TAF12T-, TAF16-, TC15-, TC65-, TC66-, TH11-, TM101-, TM111-, TM112-, TM121-,
TM131-, TM151-, TM152-, TM311-, TM371-, TM372-, TM401-, TM402-, TM411-, TM412-, TM611-, TMR31-, TMR35-, TMS01-, TMS02-, TMS11-, TMS
12-, TMS21-, TMS31-, TPR100-, TPR300-, TR15-, TR65-, TR66-, TS111-, TS211-, TS901-, TST434B-, TTR31-, TTR35-
Declaration number: HE_02286_01.25
Manufacturer specification: RoHS
Additional information: China RoHS
English version - 12/2025
Download
EU Declaration
Product family: Multipoint thermometers Product root: TMS01-
Declaration number: EU_01238_01.25
English version - 06/2025
Download
EU Declaration
Product family: Multipoint thermometers Product root: TMS01-, TMS02-, TMS11-, TMS12-, TMS31-
Declaration number: EC_00785_01.19
English version - 12/2023
Download
UK Conformity Assessed
Product family: Multipoint thermometers Product root: TMS01-, TMS02-, TMS11-, TMS21-, TMS31-
Declaration number: UK_00474_01.21
English version - 12/2021
Download
Explosion Protection
Product family: Multipoint thermometers Product root: TMS01-
Region: Europe (ATEX)
Approval agency: IMQ
Protection: Ex d, Ex i, Ex t
English version - 12/2024
Download
Explosion Protection
Product family: Multipoint thermometers Product root: TMS01-
Region: International (IECEx)
Approval agency: IMQ
Protection: Ex d, Ex i, Ex t
English version - 12/2024
Download
Explosion Protection
Product family: Multipoint thermometers Product root: TMS01-
Region: China
Approval agency: SITIIAS
Protection: Ex d, Ex i, Ex t
Chinese version - 07/2025
Download
Metrology
Product family: Multipoint thermometers Product root: TMS01-, TMS02-, TMS11-, TMS12-, TMS21-, TMS31-
Region: Kazakhstan
Approval agency: KazInMetr
Approval number: 2814
Metrology type: Metrology
Russian version - 08/2024
Download
Metrology
Product family: Multipoint thermometers Product root: TMS01-, TMS02-, TMS11-, TMS12-, TMS31-
Region: Kazakhstan
Approval agency: KazInMetr
Approval number: 2816
Metrology type: Metrology
Russian version - 08/2024
Download

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Multipoint thermometer iTHERM TMS01 MultiSens Flex
TMS01
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Spare parts

further parts
further parts

iTEMP TMT31, Transmitter 4-20mA

further parts
further parts
Order code TMT31-
further parts
further parts

iTEMP TMT71, Transmitter 4-20mA

further parts
further parts
Order code TMT71-
further parts
further parts

iTEMP TMT72, Transmitter HART

further parts
further parts
Order code TMT72-
further parts
further parts

iTEMP TMT82, Transmitter HART

further parts
further parts
Order code TMT82-
Spare parts

Selection of compatible products

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