Explosion proof temperature sensor iTHERM ModuLine TM111

iTHERM ModuLine TM111
Industrial modular thermometer

Metric RTD/TC direct contact thermometer for a wide range of industrial applications

TM111

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Explosion proof temperature sensor with weld-in compression fitting — Explosion-proof temperature sensor with weld-in compression fitting as process connection

Explosion-proof temperature probe – iTHERM ModuLine TM111 — Explosion-proof temperature sensor without process connection

Modular RTD or thermocouple temperature assembly

Specs at a glance

Accuracy

Class AA acc. to IEC 60751
Class A acc. to IEC 60751
Class B acc. to IEC 60751
Class special or standard acc. to ASTM E230
Class 1 or 2 acc. to IEC 60584-2
Response time

t90 starting at < 1,5 s iTHERM QuickSens
depending on configuration
Max. process pressure (static)

depending on the configuration
Operating temperature range

PT100 TF iTHERM StrongSens:
-50 °C ...500 °C
(-58 °F ...932 °F)
PT100 TF iTHERM QuickSens:
-50 °C …200 °C
(-58 °F …392 °F)
PT100 WW:
-200 °C ...600 °C
(-328 °F ...1.112 °F)
PT100 TF:
-50 °C ...400 °C
(-58 °F ...752 °F)
Typ K:
max. 1.100 °C
(max. 2.012 °F)
Typ J:
max. 800 °C
(max. 1.472 °F)
Typ N:
max. 1.100 °C
(max. 2.012 °F)
Max. immersion length on request

up to 4.500,0 mm (177'')

See all specifications

Field of application

Our explosion-proof temperature sensor iTHERM ModuLine TM111 is ideal for a wide range of industrial applications and hazardous areas. Easy-to-use metric version with outstanding RTD or TC sensor technology. An optional head transmitter, with all common communication protocols – Bluetooth® technology for high measurement accuracy and reliability. It features vibration-resistant and fast-response sensor technology (iTHERM StrongSens and QuickSens).

Universal range of application
Measuring range: –200 to +1.100 °C (–328 to +2.012 °F)
Pressure range up to 75 bar (1088 psi)
Degree of protection: up to IP 68
Vibration-resistant sensor elements up to 60g

Benefits

User-friendly and reliable from product selection to maintenance
iTHERM inserts: globally unique, automated production. Full traceability and consistently high product quality for reliable measured values
iTHERM QuickSens: fastest response times 1.5 s for optimum process control
iTHERM StrongSens: unsurpassed vibration resistance (> 60g) for ultimate plant safety
iTHERM TA30x: variety of terminal heads for easier handling and lower installation and maintenance costs
International certification: explosion protection according to ATEX, IECEx, CSA C US and NEPSI

Extended selection

High-end products
Highly functional and convenient

Technical excellence

Simplicity

What is FLEX?

Simple products
Easy to select, install and operate

Technical excellence

Simplicity

What is FLEX?

Standard products
Reliable, robust and low-maintenance

Technical excellence

Simplicity

What is FLEX?

High-end products
Highly functional and convenient

Technical excellence

Simplicity

What is FLEX?

Specialized products
Designed for demanding applications

Technical excellence

Simplicity

Variable

What is FLEX?

FLEX selections	Technical excellence	Simplicity
F L E X Fundamental selection Meet your basic measurement needs	Technical excellence	Simplicity
F L E X Lean selection Handle your core processes easily	Technical excellence	Simplicity
F L E X Extended selection Optimize your processes with innovative technologies	Technical excellence	Simplicity
F L E X Xpert selection Master your most challenging applications	Technical excellence	Simplicity Variable

Learn more about the FLEX selections

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Predecessor

Success stories

Innovative non-invasive temperature measurement for hydrogen

Since the temperature of compressed hydrogen increases with expansion during filling, temperature measurement is essential at hydrogen filling stations for safety reasons.
Read the full story
Optimized temperature control in steam power plants

Our non-invasive thermometer can be easily retrofitted to the existing pipe and integrated into the control system to enable efficient stand-by operation of a turboset.
Read the full story
Boost heat exchanger efficiency and safety

The non-invasive thermometer iTHERM SurfaceLine TM611 measures temperature accurately and fast, optimizing heat exchanger performance and efficiency.
Read the full story
LNG storage tank multipoint temperature profiling

Leak detection and cool-down monitoring with iTHERM MultiSens TMS01 multipoint temperature assembly
Read the full story
Enhanced safety in polymer production

The Ziegler-Natta process uses hazardous chemicals like titanium tetrachloride. Precise temperature measurement is crucial to prevent runaway reactions and ensure safety and efficiency.
Read the full story

	EN
31/03/2024
30/03/2023
15/06/2022
31/03/2021
15/03/2019

Language:	English
Version:	31/03/2024
File size:	2.3 MB
File name:	TI01445TEN_0524-00.pdf

Language:	English
Version:	10/03/2025
File size:	1.4 MB
File name:	EC_00169_05.25.pdf

	EN
31/03/2024
30/03/2023
15/06/2022
31/03/2021
15/03/2019

Language:	English
Version:	31/03/2024
File size:	2.3 MB
File name:	TI01445TEN_0524-00.pdf

	EN
10/03/2025

	EN
30/11/2024
31/08/2018

	EN
27/03/2024

	EN
01/04/2025

iTHERM ModuLine TM111Industrial modular thermometer

Metric RTD/TC direct contact thermometer for a wide range of industrial applications

Specs at a glance

Accuracy

Response time

Max. process pressure (static)

Operating temperature range

Max. immersion length on request

Field of application

Benefits

Extended selection

Predecessor

Success stories

Innovative non-invasive temperature measurement for hydrogen

Optimized temperature control in steam power plants

Boost heat exchanger efficiency and safety

LNG storage tank multipoint temperature profiling

Enhanced safety in polymer production

Measuring principle

Characteristic / Application

Thermowell / protection tube

Insert / probe

Outer diameter protection tube / Insert

Max. immersion length on request

Material protection tube/ thermowell

Process connection

Tip shape

Surface roughness Ra

Operating temperature range

Max. process pressure (static)

Accuracy

Response time

Integration head transmitter

Ex - approvals

Certification

Back

TI iTHERM ModuLine TM111

Product family: Accessories: RTD insert, Accessories: TC insert, Accessories: Inserts, Process RTD direct contact, Process RTD gener al purpose, Process RTD heavy duty, Process RTD hygienic, Process TC direct contact, Process TC direct in contact, Process TC genera l purpose, Process TC heavy duty

TI iTHERM ModuLine TM111

BA iTHERM ModuLine thermometer

KA Safe unpacking of iTHERM Moduline thermometers

KA iTHERM ModuLine thermometer

XA iTHERM TM111, iTHERM TM131

iTHERM TM111, TM131 Control drawing CSA IS, NI, DIP

TM111, TM131, TM611: cCSAus XP DIP NI

XA iTHERM TM1x1

XA iTHERM TM1x1

XA iTHERM TM111, iTHERM TM112, iTHERM TM131, iTHERM TM151, iTHERM TM152

Back

Spare parts kit compr.fitt. spring G1/2

Spare parts kit sealing TA30A/TA30D

Spare parts kit sealing TA30R

Spare parts kit copper ring G1/2"

Spare parts kit copper ring M20x1.5

Spare parts kit ring D21/di 10xgreen

Spare parts kit o-ring (silicon) 71x3

Spare parts kit copper ring M18

Spare parts kit gasket ring D21/d6 Viton

Spare parts kit gasket ring D21/d6 Neop.

Spare parts kit gasket ring D21/d3 Viton

Spare parts kit gasket ring D21/d3 Neop.

Set O-ring 74x3 75o VMQ Silicon (5 pcs.)

Plug 2x 7/8" PA, NPT1/2, 316, IP67, -40...+105oC

Plug 2x 7/8" FF, NPT1/2, 316, IP67, -40...+105oC

Plug 2x M12 PA, NPT1/2, 316, IP67, -40...+105oC

Plug 7/8" PA, M20, 316, IP67, -40...+105oC

Plug 7/8" FF, M20, 316, IP67, -40...+105oC

Plug M12 PA, M20, 316, IP67, -40...+105oC

Plug M12 8-pole M20, 316L, IP67, -30...+90oC

Term.block DIN B (42mm) 2 term. Spc 5 pc

Term.block DIN B (42mm) 3 term. 5 pc

Term.block DIN B (42mm) 4 term. 5 pc

Term.block DIN B (42mm) 6 term. 5 pc

Compression Fitting TK40

Spare Parts Kit Seal Insert TK40

Spare part set for TMT181/187/188/182

Fixing kit cpl. TMT8x/7x (european)

Terminal Head TA20AB

Terminal Head TA30A

Terminal Head TA30D

iTHERM ModuLine TM111
Industrial modular thermometer