Technical Data
CompareThermowell
| Measuring Principle | Bar stock Thermowell |
| Characteristic / Application | metric style compliant according to ASME, DIN or NAMUR standard universal use |
| Head connection | internal thread: M14x1,5 M18x1,5 M20x1,5 M27x2 1/2" NPT 1/2" NPSM 1/2"NPSC G1/2" G3/4" M24x1,5 sliding |
| Maximum standard immersion length | 1500 mm |
| Process connection | To be threaded weld in with flange according to ASME, EN or ISO |
| Thermowell root diameter | 9…50 mm |
| Medium contact material | Wide selection of materials including: 316 316L 316Ti 347 310 Alloy600 AlloyC276 10CrMo9-10 13CrMo4-5 16Mo3 A105 C22.8 Duplex Titan Gr.2 316+316L dual rated P355NH |
| Wetted part finishing (Ra) | < 0.8 μm (31.50 μin) < 1.6 μm (63.00 μin) DIN Standard |
| Tip shape | Straight Tappered Stepped partly tappered |
| Temperature range | -200…1100 °C (-328...2.012 °F) Depending on Configuration |
| Max. process pressure (static) | 500 bar (7252 psi) Depending on Configuration |
| Max. process pressure at 400 °C | depends on process connection and material |
The TT151 thermowell is designed in accordance with DIN 43772, ASME B40.9 and NAMUR NE 170 standards and also supports custom design on request. The robust thermowell is installed in process pipes or tanks and effectively protects the built-in temperature sensor against harsh process conditions, enabling safe, high-precision temperature measurement. The thermowell is made from solid drilled bar stock, with a tip diameter between 9...50 mm. Tip types include straight, reduced and stepped. The following process connections are supported: standard flange, thread, socket weld.
Advantages
TT151 standard industrial thermowell made from solid drilled bar stock
Modular design complying with DIN 43772, ASME B40.9 and NAMUR NE 170 standards, versatile and flexibly customizable
Flexible selection of the extension length, insertion depth and total length according to the actual operating conditions
Various sizes, materials and process connections available for flexible selection
Field of application
Protects the temperature sensor against physical and chemical deformation
Reliable operation under demanding conditions
Maximum pressure rating: 500 bar (7252 psi)
Installed in pipes, vessels or tanks
More convenient maintenance and recalibration of the measuring point (sensor replacement without interrupting the production process)
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Technical documentation
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Case Studies
Municipal Wastewater Treatment — Wastewater Treatment Plant · Temperature Sleeve Application Case
Project Background
Municipal Wastewater Treatment customers at the Wastewater Treatment Plant stage have long faced the challenge of insufficient accuracy in effluent quality monitoring and instruments prone to contamination causing data drift, affecting compliance discharge, placing higher demands on the stability and measurement accuracy of Temperature Sleeve.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Temperature Sleeve for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Municipal Wastewater Treatment conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
Food & Beverage — Food Production Line · Temperature Sleeve Application Case
Project Background
Food & Beverage customers at the Food Production Line stage have long faced the challenge of high hygienic measurement requirements, with inline instruments needing to withstand CIP/SIP cleaning while maintaining stable accuracy, placing higher demands on the stability and measurement accuracy of Temperature Sleeve.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Temperature Sleeve for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Food & Beverage conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
Chemical & Pharmaceutical — Reactors and Storage Tanks · Temperature Sleeve Application Case
Project Background
Chemical & Pharmaceutical customers at the Reactors and Storage Tanks stage have long faced the challenge of highly corrosive media and complex conditions, requiring corrosion-resistant and explosion-proof instruments, placing higher demands on the stability and measurement accuracy of Temperature Sleeve.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Temperature Sleeve for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Chemical & Pharmaceutical conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
Power & Energy — Power Plant Boiler and Turbine · Temperature Sleeve Application Case
Project Background
Power & Energy customers at the Power Plant Boiler and Turbine stage have long faced the challenge of unstable measurement under high temperature and pressure, with high maintenance and downtime costs, placing higher demands on the stability and measurement accuracy of Temperature Sleeve.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Temperature Sleeve for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Power & Energy conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
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