TM371
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Compact sanitary RTD - iTHERM TrustSens TM371 with self-calibrating Pt100 sensor and
Specs at a glance
-
Response time
t50 = 2.5 s
t90 = 5.4 s -
Max. process pressure (static)
at 20 °C: 40 bar (580 psi)
-
Operating temperature range
Pt100:
-40 °C to 160 °C (-40 °F to 320 °F),
optional up to 190 °C (374 °F)
reference point for automated calibration -
Max. immersion length on request
up to 900.00 mm (35.4'')
Field of application
Our award-winning iTHERM TrustSens TM371 sanitary RTD features the world's first self-calibrating Pt100 sensor unit! The hygienic temperature transmitter with Heartbeat Technology effectively eliminates the risk of undetected non-conformities, reduces production downtime while increasing product safety and process efficiency in food, beverage and life sciences applications. The instrument complies with FDA and GMP regulations and integrates with the Netilion cloud-based Industry 4.0 ecosystem.
Designed for critical hygienic / aseptic applications in life sciences, food & beverage
RTD self-calibration in processes such as SIP, UHT, edible oil refining, industrial deep fat frying
Measuring range: -40 to 190 °C (-40 to 374 °F)
Protection class: IP65/67 or IP69
Signal output: 4 to 20 mA, HART®
Optional: Secure Bluetooth® and/or WirelessHART® (requires FieldPort SWA50)
EHEDG, ASME BPE, FDA, 3-A, 1935/2004, 2023/2006, 10/2011, CE, CRN, CSA General Purpose, Explosion protection, e.g. ATEX/IECEx
Benefits
Reduce risks and costs by implementing fully automated, traceable inline RTD sensor self-calibration; Eliminate non-conformities or undetected failures
True
Videos
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iTHERM TrustSens TM371 sanitary RTD: The world's first self-calibrating hygienic temperature transmitter
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How to perform a fully automated, inline 4 to 20 mA loop check in five easy steps
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Lower risk and drive automation in regulated processes using iTHERM TrustSens TM371
Xpert selection
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Specialized products
- Designed for demanding applications
Technical excellence
Simplicity
Variable
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Standard products
- Reliable, robust and low-maintenance
Technical excellence
Simplicity
-
Specialized products
- Designed for demanding applications
Technical excellence
Simplicity
Variable
| FLEX selections | Technical excellence | Simplicity |
|---|---|---|
Fundamental selection Meet your basic measurement needs |
Technical excellence
|
Simplicity
|
Lean selection Handle your core processes easily |
Technical excellence
|
Simplicity
|
Extended selection Optimize your processes with innovative technologies |
Technical excellence
|
Simplicity
|
Xpert selection Master your most challenging applications |
Technical excellence
|
Simplicity
Variable |
Loading alternative products
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Measuring principle
Resistance Temperature Detector
-
Characteristic / Application
self-calibrating
metric style
compact temperature probe
hygienic design
life sciences, food & beverage -
Thermowell / protection tube
without
incl. thermowell
incl. Tee-/elbow thermowell -
Insert / probe
without exchangeable insert
-
Outer diameter protection tube / Insert
6.0 mm (0.24'')
9.0 mm (0.35'')
12.7 mm (0.5") -
Max. immersion length on request
up to 900.00 mm (35.4'')
-
Material protection tube/ thermowell
1.4435 Delta Ferrite < 1%
316L -
Process connection
compression fitting
weld in adapter
clamp connections acc. to ISO 2852
screwed pipe joint acc. to DIN 11851
aseptic screwed pipe joint acc. to DIN 11864-1
metallic sealing system
thread acc. to ISO 228 for Liquiphant adaptor
APV Inline
Varivent
Ingold
SMS 1147
Neumo Biocontrol
TT411 elbow thermowell DIN 11865 -
Tip shape
straight
reduced -
Surface roughness Ra
0.76 μm (29.92 μin)
0.38 μm (14.96 μin)
0.38 μm (14.96 μin) electropolished -
Operating temperature range
Pt100:
-40 °C to 160 °C (-40 °F to 320 °F),
optional up to 190 °C (374 °F)
reference point for automated calibration -
Max. process pressure (static)
at 20 °C: 40 bar (580 psi)
-
Response time
t50 = 2.5 s
t90 = 5.4 s -
Integration head transmitter
no (4 to 20 mA signal, HART)
-
Ex - approvals
ATEX IECEx Ex ia
CSA C/US IS
UKCA Ex ia
Filter
Most downloaded
-
-
Operating Instruction (BA)
iTHERM TrustSens TM371
English version - 10/2022
New version available in English
Compact thermometer in metric style with self-calibration HART communication
EN 31/10/202231/03/202220/01/202121/08/201827/02/2018Language:
English
Version:
31/10/2022
File size:
4.3 MB
File name:
BA01581TEN_0622-00.pdf
-
-
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Ordinary Location Product Safety
Product family: Process RTD hygienic
English version - 03/2023
New version available in English
Product root: TM371-, TM372-
Language:
English
Version:
06/03/2023
File size:
151.5 KB
File name:
CSA70131920_80160677_Ed.2.pdf
-
59 documents
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Technical Information (TI)
TI Weld-in adapter, process adapter and flanges
-
Technical Information (TI)
English version - 12/2024New version available in EnglishLevel, pressure and temperature measurement
EN 06/12/202425/03/202415/09/202328/10/202130/07/2021Language:
English
Version:
06/12/2024
File size:
1.3 MB
File name:
TI00426FEN_2624.pdf
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-
-
Technical Information (TI)
iTHERM TrustSens TM371
-
Technical Information (TI)
English version - 10/2022New version available in EnglishCompact thermometer in metric style for hygienic and aseptic
applications
HART communicationEN 31/10/202214/02/202216/06/202114/01/202101/08/2018Language:
English
Version:
31/10/2022
File size:
1.9 MB
File name:
TI01292TEN_0822-00.pdf
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Operating Instruction (BA)
iTHERM TrustSens Calibration Monitoring
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Operating Instruction (BA)
English version - 12/2022New version available in EnglishMemograph M RSG45 in connection with iTHERM TrustSens TM37x and the
Field Data Manager (FDM) softwareEN 15/12/202230/11/2018Language:
English
Version:
15/12/2022
File size:
2.7 MB
File name:
BA01887REN_0222-00.pdf
-
-
-
Operating Instruction (BA)
iTHERM TrustSens TM371
-
Operating Instruction (BA)
English version - 10/2022New version available in EnglishCompact thermometer in metric style with self-calibration
HART communicationEN 31/10/202231/03/202220/01/202121/08/201827/02/2018Language:
English
Version:
31/10/2022
File size:
4.3 MB
File name:
BA01581TEN_0622-00.pdf
-
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-
Short Instruction (KA)
iTHERM TrustSens TM371
-
Short Instruction (KA)
English version - 01/2023New version available in EnglishCompact thermometer with self-calibration function
HART® communicationEN 19/01/202331/03/202220/01/202123/02/201820/09/2017Language:
English
Version:
19/01/2023
File size:
1.3 MB
File name:
KA01272TEN_0523-00.pdf
-
-
-
Installation Instructions (EA)
TI Adapter und Flansch EN
-
Installation Instructions (EA)
English version - 05/2025New version available in EnglishTI Adapter und Flansch EN
EN 28/05/2025Language:
English
Version:
28/05/2025
File size:
344.2 KB
File name:
Adapter _Flansche_en.pdf
-
-
-
Installation Instructions (EA)
TI Adapter und Flansch DE
-
Installation Instructions (EA)
English version - 05/2025New version available in EnglishTI Adapter und Flansch DE
EN 28/05/2025Language:
English
Version:
28/05/2025
File size:
348.2 KB
File name:
Adapter_Flansche_de.pdf
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Ex Safety Instruction (XA)
CSA Control drawing
-
Ex Safety Instruction (XA)
English version - 05/2022New version available in EnglishCSA Control drawing
Language:
English
Version:
13/05/2022
File size:
326.3 KB
File name:
XA02869T09_EN.pdf
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Ex Safety Instruction (XA)
iTHERM TrustSens TM371, TM372
-
Ex Safety Instruction (XA)
English version - 03/2022New version available in EnglishCompact thermometer in metric style for hygienic and aseptic
applications
HART® communication
II1/2G Ex ia IIC T6...T1 Ga/Gb
II1/2D Ех ia IIIC 85 °C…450 °C Da/DbEN 07/03/2022Language:
English
Version:
07/03/2022
File size:
409.6 KB
File name:
XA02834TEN_0122-00.pdf
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Special Documentation (SD)
Device viewer
-
Special Documentation (SD)
English version - 07/2021New version available in EnglishTechnical documentation in other languages
Language:
English
Version:
14/07/2021
File size:
478.5 KB
File name:
SD02429R09EN_0121.pdf
-
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