Technical Data
CompareThermowell
| Measuring Principle | Fabricated Thermowell |
| Characteristic / Application | metric style according to DIN 43772 process connection threaded, flanged, compression fitting with neck |
| Head connection | external thread: M24 x 1.5, 1/2" NPT, G1/2 Female thread: M20 x 1.5, 1/2" NPT, G1/2 iTHERM QuickNeck |
| Maximum standard immersion length | 4.500 mm (177") |
| Max. immersion length on request | 4.500 mm (177") |
| Process connection | Thread: G3/8", G1/2", G3/4", G1" NPT1/2", NPT3/4", NPT 1" M18x1.5, M20x1.5, M27x2, M33x2 R1/2", R3/4" Cap-nut: M20x1.5, G1/2", G3/4" Compression fitting: NPT1/2", G1/2", G1" Flansche: DN15 PN40 B1, C DN25 PN20, PN40, PN100 B1, B2, C DN40 PN40 B1 DN50 PN40 B1 ASME 1" 150 RF ASME 1" 300 RF ASME 1 1/2" 150 RF ASME 2" 150 RF ASME 2" 300 RF |
| Thermowell root diameter | 9x1,25 mm 11x2 mm 12x2,5 mm 14x2 mm 16x3,5 mm 1/4" SCH80 1/2" SCH80 1/2" SCH40 |
| Medium contact material | 316 (1.4401) 316L (1.4404) 316Ti (1.4571) Alloy 600 (2.4816) Alloy C276 (2.4819) Alloy 446 (1.4749) Alloy 321 (1.4541) Sheath PTFE Sheath Tantal |
| Wetted part finishing (Ra) | < 1.6 μm (63.00 μin) |
| Tip shape | straight reduced tapered optimized for quick response times |
| Temperature range | -200...1.100 °C (-328...2.012 °F) |
| Max. process pressure (static) | Depending on configuration up to 100 bar |
| Max. process pressure at 400 °C | Depending on configuration |
The thermowell is designed in accordance with DIN 43772 and withstands most operating conditions. It is made of tube or bar stock and is available in various diameters and materials. The special thermowell tip design provides a short response time for more efficient process control. A PTFE or tantalum sheath permits use in corrosive conditions. Various process connections are available: flange, thread, weld-in fitting or compression fitting.
Advantages
Modular design in accordance with DIN 43772
iTHERM QuickNeck: recalibrate the thermowell insert conveniently without any additional tools, saving time
Flexible selection of extension neck length, insertion depth and total length according to process requirements
Various sizes, materials and process connections available
Special thermowell tip design for a short response time
Application areas
Protects temperature sensors against physical and chemical deformation
Reliable operation under demanding conditions
Maximum pressure: 100 bar (1450 psi)
Can be installed on pipes, vessels or tanks
Easy maintenance (sensor replacement without interrupting the process), simple recalibration of measuring points
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Technical documentation
Technical data
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Accessories / Spare parts
Source:Endress+Hauserpublic information from the website
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Case Studies
市政污水处理污水处理厂 · 温度套管应用案例
项目背景
市政污水处理客户在污水处理厂环节，长期面临「出水水质监测精度不足、仪表易受污染导致数据漂移，影响达标排放」的困扰，对温度套管的稳定性与测量精度提出了更高要求。
解决方案
阿仪科技技术团队结合现场工况，为客户选配了适配的温度套管，并完成选型、安装、调试与整定的一站式交付。
实施效果
- 测量精度与响应速度显著提升，数据稳定可靠；
- 仪表适应市政污水处理复杂工况，维护量大幅降低；
- 助力客户实现连续在线监测与降本增效，获得客户高度认可。
食品饮料食品生产线 · 温度套管应用案例
项目背景
食品饮料客户在食品生产线环节，长期面临「卫生级测量要求高，在线仪表需耐 CIP/SIP 清洗且精度稳定」的困扰，对温度套管的稳定性与测量精度提出了更高要求。
解决方案
阿仪科技技术团队结合现场工况，为客户选配了适配的温度套管，并完成选型、安装、调试与整定的一站式交付。
实施效果
- 测量精度与响应速度显著提升，数据稳定可靠；
- 仪表适应食品饮料复杂工况，维护量大幅降低；
- 助力客户实现连续在线监测与降本增效，获得客户高度认可。
化工制药反应釜与储罐 · 温度套管应用案例
项目背景
化工制药客户在反应釜与储罐环节，长期面临「介质腐蚀性强、工况复杂，仪表需耐腐蚀且防爆」的困扰，对温度套管的稳定性与测量精度提出了更高要求。
解决方案
阿仪科技技术团队结合现场工况，为客户选配了适配的温度套管，并完成选型、安装、调试与整定的一站式交付。
实施效果
- 测量精度与响应速度显著提升，数据稳定可靠；
- 仪表适应化工制药复杂工况，维护量大幅降低；
- 助力客户实现连续在线监测与降本增效，获得客户高度认可。
电力能源电厂锅炉与汽机 · 温度套管应用案例
项目背景
电力能源客户在电厂锅炉与汽机环节，长期面临「高温高压工况下测量不稳定，维护停机成本高」的困扰，对温度套管的稳定性与测量精度提出了更高要求。
解决方案
阿仪科技技术团队结合现场工况，为客户选配了适配的温度套管，并完成选型、安装、调试与整定的一站式交付。
实施效果
- 测量精度与响应速度显著提升，数据稳定可靠；
- 仪表适应电力能源复杂工况，维护量大幅降低；
- 助力客户实现连续在线监测与降本增效，获得客户高度认可。
