
Specs at a glance
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Accuracy
class A acc. to IEC 60751
class AA acc. to IEC 60751 -
Response time
depending on configuration
QuickSens: t90 = 1,5 s
StrongSens: t90 = 9,5 s -
Max. process pressure (static)
at 20 °C: 40 bar (580 psi)
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Operating temperature range
PT100:
-200 °C … 600 °C
(-328 °F … 1.112 °F)
StrongSens:
-50 °C … 500 °C
(-58 °F … 932 °F)
QuickSens:
-50 °C … 200 °C
(-58 °F … 392 °F)
Field of application
The modular sanitary thermometer iTHERM TM411 with digital display delivers highly accurate, reliable and fast temperature measurements in process lines, vessels, tanks, fermenters and more. The high-performance device is designed for the strictly regulated food and life sciences industries. Configure your hygienic instruments from a selection of thin film RTDs with QuickSens or StrongSens technology or 2x Pt100 wire wound temperature sensors, smart transmitters and hygienic process connections.
Designed for use in hygienic and aseptic applications in food, beverage and life sciences
Measuring range: –200 to 600 °C (-28 to 1 112 °F)
Pressure range up to 40 bar (580 psi)
Protection class: up to IP69K
Remote parametrization with secure Bluetooth® temperature transmitters
International approvals: Certified for use in hazardous areas, explosion protection as per ATEX/IECEx, CSA, FM, EAC Ex, JPN Ex, NEPSI; Hygiene standards according to 3-A, EHEDG, ASME BPE, FDA, TSE Certificate of Suitability
Benefits
Optimum process control: Fast sensor response times with iTHERM QuickSens technology (t90: 1.5 s)
Up to 75% faster and safer recalibrations with iTHERM QuickNeck – tool-free quick-release for instant insert removal
High sensor availability under rough conditions: Vibration resistant RTD technology iTHERM StrongSens (> 60g)
Easy product selection, configuration and maintenance
Increase productivity and product safety in sanitary applications with highly accurate and reliable measurements
Thermowells, hygienic process connections and housings expertly manufactured from high-grade materials treated for low surface roughness
Videos
Extended selection
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High-end products
- Highly functional and convenient
Technical excellence
Simplicity

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Standard products
- Reliable, robust and low-maintenance
Technical excellence
Simplicity
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Specialized products
- Designed for demanding applications
Technical excellence
Simplicity
Variable
FLEX selections | Technical excellence | Simplicity |
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Fundamental selection Meet your basic measurement needs |
Technical excellence
|
Simplicity
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Lean selection Handle your core processes easily |
Technical excellence
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Simplicity
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Extended selection Optimize your processes with innovative technologies |
Technical excellence
|
Simplicity
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Xpert selection Master your most challenging applications |
Technical excellence
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Simplicity
Variable |
Predecessor
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Technical Information (TI)
iTHERM TM411
English version - 11/2021
Trend-setting, modular resistance thermometer for hygienic and aseptic applications
EN 30/11/202114/02/202012/12/201821/09/201512/09/2014Language:
English
Version:
30/11/2021
File size:
4.7 MB
File name:
TI01038TEN_0821-00.pdf
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Technical Information (TI)
Weld-in adapter, process adapter and flanges
English version - 10/2021
Level and pressure measurement
EN 28/10/202119/06/202008/11/201917/08/201730/06/2016Language:
English
Version:
28/10/2021
File size:
2.9 MB
File name:
TI00426FEN_2321.pdf
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Technical Information (TI)
iTHERM TM401
Resistance thermometer for hygienic and aseptic applications
EN 18/03/202221/02/202030/03/201827/02/201520/12/2013Language:
English
Version:
18/03/2022
File size:
1.8 MB
File name:
TI01058TEN_0622-00.pdf
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Technical Information (TI)
iTHERM TM411
Trend-setting, modular resistance thermometer for hygienic and aseptic applications
EN 30/11/202114/02/202012/12/201821/09/201512/09/2014Language:
English
Version:
30/11/2021
File size:
4.7 MB
File name:
TI01038TEN_0821-00.pdf
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-
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Technical Information (TI)
Weld-in adapter, process adapter and flanges
Level and pressure measurement
EN 28/10/202119/06/202008/11/201917/08/201730/06/2016Language:
English
Version:
28/10/2021
File size:
2.9 MB
File name:
TI00426FEN_2321.pdf
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Operating Instruction (BA)
Modular hygienic thermometers
Universal modular thermometers with RTD insert for hygienic applications
EN 20/01/2020Language:
English
Version:
20/01/2020
File size:
591 KB
File name:
BA02023TEN_0120.pdf
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Ex Safety Instruction (XA)
Modular RTD assemblies for hygienic applications iTHERM TM411, TM412
0Ехia IIC T6…T1 Ga Х Ga/Gb Ех ia IIC T6…T1 Ga Х Еx ia IIIC T85°C…T450°C Da Х Еx ia IIIC T85°C…T450°C Da/Db Х
EN 29/10/2021Language:
English
Version:
29/10/2021
File size:
424 KB
File name:
XA02760TEN_0121.pdf
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Ex Safety Instruction (XA)
TR1x, TR4x, TR88, TSC310, TST310, TR6x, TC1x, TC6x, TC88, TPC100, TPR100, TM411, TM412, TR24
Thermometers and inserts Ex iaIIC T1-T6 Ga, Ex iaD 20 T85-T450
EN 31/07/2020Language:
English
Version:
31/07/2020
File size:
175.2 KB
File name:
XA02109TEN_0120.pdf
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Ex Safety Instruction (XA)
Modular RTD assemblies for hygienic applications iTHERM® TM411
JPN: Ex ia IIC T4 Ga/Gb
EN 31/12/2019Language:
English
Version:
31/12/2019
File size:
125.5 KB
File name:
XA01937TEN_0119.pdf
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Ex Safety Instruction (XA)
RTD/TC inserts and cable thermometers iTHERM TM211, TPx100, TSx310
ATEX/IECEx: Ex ia IIC T6 Ga, Ex ia IIC T6 Ga/Gb, Ex ia IIIC Txxx °C Da Safety instructions forelectrical apparatus in explosion-hazardous areas
EN 18/07/202210/07/201928/11/201628/11/201210/05/2012Language:
English
Version:
18/07/2022
File size:
454.3 KB
File name:
XA00100REN_1722-00.pdf
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Ex Safety Instruction (XA)
Omnigrad TRxx, TCxx, TxCxxx
RTD/TC modular thermometers 0Ех ia IIC T6…T1Ga Х Ga/Gb Ех ia IIC T6…T1 Ga Х Ех ia IIIC 85 °C…450 °C Da Х Ех ia IIIC 85 °C…450 °C Da/Db Х
EN 10/03/202002/11/2016Language:
English
Version:
10/03/2020
File size:
171.9 KB
File name:
XA01459TEN_0220.pdf
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Ex Safety Instruction (XA)
TM411 TM412
CSA IS, NI Control Drawing
EN 22/10/201905/03/2014Language:
English
Version:
22/10/2019
File size:
86.2 KB
File name:
XA01149TEN_02.19.pdf
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Ex Safety Instruction (XA)
iTHERM TM411, TM412
Modular RTD assemblies for hygienic applications ATEX, IECEx: Ex ia IIIC Txxx °C Da/Db or Ex ia IIC T6 Ga/Gb Safety instructions for electrical apparatus in explosion-hazardous areas
EN 30/06/202207/05/201808/11/2012Language:
English
Version:
30/06/2022
File size:
443.2 KB
File name:
XA01024TEN_0322-00.pdf
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Ex Safety Instruction (XA)
TM411, TM412
Control Drawing FM IS, NI
EN 15/06/201801/12/2014Language:
English
Version:
15/06/2018
File size:
79.3 KB
File name:
XA01150TEN_0218.pdf
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Ex Safety Instruction (XA)
TRxx, TCxx, TS211, iTHERM TS111, TM211, TPx100, TSx310, TM1x1, TM411, TM412
Thermometers and inserts Ex nA IIC T6...T1 Gc
EN 31/07/2020Language:
English
Version:
31/07/2020
File size:
173.5 KB
File name:
XA02111TEN_0120.pdf
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Ex Safety Instruction (XA)
iTHERM TM411, TM412
Modular RTD assemblies for hygienic applications ATEX, IECEx: Ex ta/tb IIIC Txxx °C Da/Db Safety instructions for electrical apparatus in explosion-hazardous areas
EN 16/05/202230/07/202007/05/201808/11/2012Language:
English
Version:
16/05/2022
File size:
426.4 KB
File name:
XA01023TEN_0422-00.pdf
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Ex Safety Instruction (XA)
TRxx, TCxx, TEC420, TS111, TM211, TM41x, TPx100, TSx310, TM1x1
RTD/TC thermometers ATEX: Ex nA IIC T6 Gc Ex tc IIIC Txxx°C Dc
EN 13/12/202214/03/202223/05/201904/08/201716/02/2015Language:
English
Version:
13/12/2022
File size:
446.4 KB
File name:
XA00044REN_1922-00.pdf
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Special Documentation (SD)
Device viewer
Technical documentation in other languages
Language:
English
Version:
14/07/2021
File size:
478.5 KB
File name:
SD02429R09EN_0121.pdf
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PU (Publication)
iTHERM TM4xx Innovative modular temperature assemblies
Advanced, modularRTD temperature probes for hygienic and aseptic applications
EN 09/08/2022Language:
English
Version:
09/08/2022
File size:
1.4 MB
File name:
PU01224T_09_EN_02.22 TM4xx.pdf
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PU (Publication)
Next Level Hygienic: Complete offering for the Food & Beverage and Life Sciences industries
Endress+Hauser offers innovative temperature sensors and assemblies, system products, accessories, software solutions and related services for hygienic, sterile and aseptic applications in the food & beverage and life sciences industries governed by stringent quality and safety regulations.
EN 05/08/2022Language:
English
Version:
05/08/2022
File size:
25.5 MB
File name:
PU01305T_09_EN_03.22.pdf
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Ecograph T RSG35 Universal data manager
Monitor, visualize, record and communicate process values The Ecograph T RSG35 data manager is the simple yet highly effective solution to tamper-proof data recording. The smart device perfectly integrates everywhere process parameters need to be visualized, recorded, analyzed and monitored.
EN 09/08/2022Language:
English
Version:
09/08/2022
File size:
2 MB
File name:
PU01244T_09_EN_01.17 RSG35.pdf
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PU (Publication)
Misura della temperatura e componenti di sistema per i settori alimentare e farmaceutico.
Misura della temperatura e componenti di sistema per i settori alimentare e farmaceutico. La nuova frontiera dell'igiene: un'offerta complete per applicazioni igieniche e asettiche
Language:
Italian
Version:
10/01/2020
File size:
11.2 MB
File name:
EH_Booklet COMPLETO.pdf
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