Endress+Hauser TW251 Welded thermowell
- Application: Industrial, Hygienic
- Feature: Integrated Compression Fitting
- Material: 1.4404 (316L)
- Pressure: Up to 50 bar
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Description
Endress+Hauser TW251: Versatile Protection Solution
The Endress+Hauser TW251: Versatile Protection Solution is a robust and highly adaptable thermowell, expertly designed for a wide array of industrial and even hygienic applications. This protection tube comes with an integrated compression fitting, allowing for seamless integration into various processes. It is typically fitted onto pipes, vessels, or tanks, offering flexible attachment options through threaded or welded connections. Its versatile design ensures compatibility with diverse temperature probes, making it a truly universal choice for demanding environments.
Integrated Compression Fitting for Adaptability
A key advantage of the TW251 is its integrated compression fitting for adaptability. This feature significantly enhances its utility, allowing for the application of various types of temperature probes. Whether you’re using compact thermometers, assemblies without a protection tube, or standard cable probes, especially those with a 6 mm probe diameter, the TW251 can accommodate them with ease. This adaptability simplifies inventory management and provides flexibility in sensor selection, making it a cost-effective and practical solution for diverse measurement needs.
Seamless Probe Replacement Without Process Suspension
One of the most valuable benefits of the TW251 is its capacity for seamless probe replacement without process suspension. Thanks to the integrated compression fitting, faulty probes can be replaced quickly and efficiently without the need to interrupt the ongoing process. This drastically reduces downtime, minimizes production losses, and maintains operational continuity, especially in critical applications where continuous monitoring is paramount. This feature alone can lead to significant cost and time savings in industrial settings.
Adaptable Process Connections for Installation
The TW251 offers a wide range of adaptable process connections for installation, ensuring its suitability for virtually any industrial setup. Standard options include various threaded connections (G ½”, G ¼”, NPT ½”, etc.) as well as weld-in options (cylindrical or spherical). This flexibility allows for easy and secure attachment to pipes and vessels, regardless of the existing infrastructure. The ability to choose the most appropriate connection type simplifies installation and ensures a secure, reliable fit.
Hygienic Applications and Material Compliance
Beyond general industrial use, the TW251 excels in hygienic applications and material compliance. Its design and material choices, such as 1.4404 (316L) for medium contact, make it suitable for sectors requiring strict cleanliness, like food & beverage and pharmaceuticals. The availability of sleeves for the compression fitting in PTFE or SS 316 further enhances its hygienic properties. Furthermore, the option to select a 3.1.B material certificate (according to EN 10204) directly from the sales structure guarantees traceability and compliance.
Wide Range of Probe Diameters Accommodated
The TW251 is engineered to accommodate a wide range of probe diameters accommodated, specifically 6 mm (0.24″) and 9 mm (0.35″). This flexibility allows users to select the most appropriate probe for their specific measurement requirements without needing different thermowell models. Whether precision or robustness is prioritized, the TW251 provides a secure and stable housing for the chosen temperature sensor, ensuring accurate and reliable readings across diverse applications.
Your Premier Global Partner: tpt24
For acquiring the Endress+Hauser TW251, there’s no better choice than your premier global partner: tpt24. As the world’s leading online store for industrial instrumentation, tpt24 is dedicated to providing only authentic and top-quality products. We proudly guarantee the genuineness of every TW251 purchased, ensuring you receive a reliable Endress+Hauser solution. Our commitment extends to providing efficient and dependable worldwide delivery, bringing your essential equipment directly to your doorstep, no matter your location.
Robust Performance Across Diverse Conditions
The TW251 delivers robust performance across diverse conditions, designed to operate reliably in challenging industrial environments. It supports a wide temperature range from -200 to 650 °C (-328 to 1,202 °F) and can withstand static process pressures up to 50 bar (725 psi). Available with various wetted part finishing options (<0.4 μm, <0.8 μm, <1.2 μm) and tip shapes (straight, reduced, tapered), it ensures optimal thermal transfer and durability. Its maximum standard immersion length of 4,000 mm (157.48″) can be extended up to 10,000 mm (393.7″) upon request, offering immense flexibility.
Specifications
-
Measuring principle
Fabricated Thermowell
-
Characteristic / Application
metric style
for probes with diameter 6 mm (0,24″) and 9 mm (0,35″)
threaded or welded process connection -
Head connection
compression fitting
-
Maximum standard immersion length
4.000 mm (157,48″)
-
Max. immersion length on request
10.000 mm (393,7″)
-
Process connection
thread:
G1/4″
G1/2″
1/2″ NPT
weld-in adapter cylindrical
weld-in adapter spherical -
Thermowell root diameter
6 mm (0,24″)
9 mm (0,35″) -
Medium contact material
1.4404 (316L)
-
Wetted part finishing (Ra)
< 0.4 μm (15.75 μin)
< 0.8 μm (31.50 μin)
< 1.2 μm (47.25 μin) -
Tip shape
straight
reduced
tapered -
Temperature range
-200…650 °C (-328…1.202 °F)
-
Max. process pressure (static)
50 bar (725 psi)
-
Max. process pressure at 400 °C
depends on process connection











