iTHERM ModuLine TST434B
Industrial modular thermometer

Name: iTHERM ModuLine TST434B
Brand: Endress+Hauser
Availability: InStock

RTD thermometer for outdoor and indoor ambient temperature measurement

TST434B

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RTD sensor for ambient temperature measurement — iTHERM ModuLine TST434B RTD thermometer

Wall mounted indoor resistance thermometer — Suitable for wall mounting

iTHERM ModuLine TST434B RTD thermometer

Specs at a glance

Accuracy

class A acc. to IEC 60751
class B acc. to IEC 60751
Max. process pressure (static)

at 20 °C: 1 bar (15 psi)
Operating temperature range

PT 100:
-50 °C ...150 °C
(-58 °F ...302 °F)

See all specifications

Field of application

The iTHERM ModuLine TST434B RTD thermometer is specially designed for monitoring the room temperature in almost all industries.
It is available as a complete unit including Endress+Hauser temperature transmitters for enhanced measurement accuracy and reliability compared to directly wired sensors. With a variety of common and advanced outputs and communication protocols, they offer easy customizing.

Outdoor or indoor ambient temperature measurement
Maximum measuring range: –50 to +150 °C (–58 to +302 °F)
Degree of protection: IP66/68 (NEMA Type 4x encl.)

Benefits

Robust terminal heads according to DIN EN 50446 or stable plastic housings offer optimal protection from extreme ambient conditions
Reliable, long term stable and accurate indoor or outdoor ambient temperature measurement
Simple and fast wall mounting
Optional head transmitters: Analog 4 to 20 mA, HART®, PROFIBUS® PA, FOUNDATION Fieldbus™, IO-Link, PROFINET® over Ethernet-APL/SPE

Fundamental selection

Simple products
Easy to select, install and operate

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

RTD Thermometer TST434

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

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Language:	Russian
Version:	26/08/2024
File size:	3.3 MB
File name:	2813 iTHERM 26.08.2024 to 26.08.2029.pdf

Language:	English
Version:	20/02/2024
File size:	150.6 KB
File name:	EC_00136_04.24.pdf

	EN
07/08/2024
30/11/2023
20/11/2018
16/01/2014

Language:	English
Version:	07/08/2024
File size:	773.6 KB
File name:	TI01140TEN_0424-00.pdf

Language:	English
Version:	10/07/2024
File size:	5 MB
File name:	IN01332T_09 iTHERM ModuLine TST434B.pdf

Language:	German
Version:	20/03/2025
File size:	654.8 KB
File name:	AI01416T09DE01.25.pdf

	EN
20/02/2024

	EN
20/02/2024

iTHERM ModuLine TST434BIndustrial modular thermometer

RTD thermometer for outdoor and indoor ambient temperature measurement

Specs at a glance

Accuracy

Max. process pressure (static)

Operating temperature range

Field of application

Benefits

Fundamental 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

Outer diameter protection tube / Insert

Material protection tube/ thermowell

Operating temperature range

Max. process pressure (static)

Accuracy

Integration head transmitter

Certification

Back

Product family: Process RTD direct contact, Process RTD general purpose, Process RTD heavy duty, Process RTD hygienic

TI iTHERM ModuLine TST434B

eBrochure iTHERM ModuLine TST434B

Temperature monitoring of the air-cooling system in hydroelectric power plants

Temperaturüberwachung des Luftkühlsystems in Wasserkraftwerken

Product family: Process RTD general purpose

Product family: Process RTD direct contact, Process RTD general purpose, Process RTD heavy duty, Process RTD hygienic

Back

Adapter M20x1.5 exter./M24x1.5 intern.VA

Cable gland NPT1/2, D4.5-8.5 IP68

Cable gland M16x1,5 IP68 4-8 PA grey

Spare parts kit sealing TA30A/TA30D

Spare parts kit ring D21/di 10xgreen

Fixing kit cpl. TMT8x/7x USA(american)

Terminal Head TA30A

Commubox FXA195

FieldCare SFE500

Configuration Kit TXU10

iTEMP TMT31, Transmitter 4-20mA

iTEMP TMT36, Transmitter IO-Link

iTEMP TMT71, Transmitter 4-20mA

iTEMP TMT72, Transmitter HART

iTEMP TMT84, Transmitter PA

iTEMP TMT85, Transmitter FF

iTEMP TMT86, Ethernet Transmitter

Cable gland M20x1,5 IP68 PA grey

iTEMP TMT82, Transmitter HART

Plug for Thermometer + Transmitter

Spare IEC TAG

Service

Input

Output

Power Supply

Input

Output

Power Supply

Input

Output

Display

Power Supply

Input

Output

Display

Power Supply

Input

Output

Power Supply

Input

Output

Power Supply

Input

Output

Display

iTHERM ModuLine TST434B
Industrial modular thermometer