Technical Data
CompareThermometer
| Measuring Principle | Resistance Temperature Detector |
| Characteristic / Application | metric style modular temperature assembly universal range of application suitable for hazardous areas suitable for high process pressures with neck or iTHERM QuickNeck incl. thermowell / protection tube (metal) or to be installed into thermowell can be used with iTHERM StrongSens |
| Thermowell / protection tube | barstock (drilled) or to be used with thermowell |
| Insert / probe | mineral insulated (MI), flexible |
| Outer diameter protection tube / Insert | 16 mm (0,63") 18 mm (0,71") 19 mm (0,75") 19,5 mm (0,77") 20 mm (0,79") 22,2 mm (0,87") 24 mm (0,95") 25 mm (0,98") 25,4 mm (1,0") 26 mm (1,02") 27 mm (1,06") 30 mm (1,18") 33,4 mm (1,31") |
| Max. immersion length on request | up to 1.500,0 mm (59,06'') |
| Material protection tube/ thermowell | 316 (1.4401) 316L (1.4404) 316/316L (1.4401/1.4404) 316Ti (1.4571) 347 (1.4550) 310 (1.4841) Alloy 600 (2.4816) Alloy C276 (2.4819) 10CrMo9-10 (1.7380) 13CrMo4-5 (1.7335) 16Mo3 (1.5415) A105 (1.0460) C22.8 (P250GH) (1.0460) P355NH (1.0565) Duplex S32205 (1.4462) Titanium Gr2 (3.7035) |
| Process connection | Male thread: G1" NPT1/2", NPT3/4", NPT 1" M14x1.5, M18x1.5, M20x1.5, M27x2, M33x2 Female thread: M24x1.5 NPT1/2" Flange: DN25 PN16, PN40, PN50, PN100 B1 DN40 PN40 B1 DN50 PN40, PN63 B1 ASME 1" 150 RF ASME 1" 300 RF ASME 1" 600 RF ASME 1" 900/1500 RF ASME 1 1/2" 150 RF ASME 1 1/2" 300 RF ASME 1 1/2" 600 RF ASME 1 1/2" 900/1500 RF ASME 1 1/2" 2500 RF ASME 2" 150 RF ASME 2" 300 RF ASME 2" 600 RF ASME 2" 900/1500 RF ASME 2" 2500 RF to weld-in: Diameter 18 mm (0,71") Diameter 24 mm (0,94") Diameter 26 mm (1,02") Diameter 26,7 mm (NPS 3/4") Diameter 33,4 mm (NPS 1") |
| Tip shape | straight tapered stepped |
| Surface roughness Ra | 0,76 μm (30 μin.) 1,6 μm (63,0 μin.) |
| 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. process pressure (static) | depending on the configuration up to 500 bar |
| 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 | depending on configuration |
| Integration head transmitter | yes (4 … 20 mA; HART; PROFIBUS PA; FOUNDATION FIELDBUS) |
| Ex - approvals | ATEX Ex ec, Ex tc ATEX IECEx Ex ia NEPSI Ex ia NEPSI Ex d NEPSI Ex tb NEPSI Ex DB, KC Ex ia INMETRO Ex ia IND Ex EAC Ex |
| Certification | SIL, MID, DNV/GL |
iTHERM ModuLine TM151
Industrial modular thermometer
Metric RTD/TC thermometer with bar stock thermowell for a wide range of industrial applications
Advantages
Second process seal with fault indication, providing valuable device health information
iTHERM QuickSens: fastest response time of 1.5 s for optimum process control
iTHERM StrongSens: unmatched vibration resistance (> 60g), ensuring plant safety
iTHERM QuickNeck: easy recalibration without tools, saving cost and time
Bluetooth® connection (optional)
International certifications: explosion protection in accordance with ATEX, IECEx, CSA C/US and CCC standards
Field of application
Modular industrial RTD or TC thermometer with bar stock thermowell or for use with an existing thermowell. Optionally with Endress+Hauser temperature transmitter for increased accuracy and reliability - easy customization by selecting outputs and communication protocols. Optional Bluetooth® connection. The thermometer features the latest innovations such as the iTHERM QuickNeck and temperature sensor technologies such as iTHERM QuickSens and iTHERM StrongSens.
Wide range of applications
Measuring range: –200 to +1,100 °C (–328 to +2,012 °F)
Pressure range up to 500 bar (7,252 psi)
Vibration-resistant sensor element, up to 60g
Easy maintenance (sensor replacement without shutting down), simple and safe recalibration of the measuring point
E+H product configurator
Please enter the product order code to configure
Product comparison
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Technical documentation
Technical data
Documents/Manuals/Software
Accessories/Spare parts
Source:Endress+Hauserpublic information from the website
Case Studies
市政污水处理污水处理厂 · 热电阻应用案例
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,对热电阻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热电阻,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 · 热电阻应用案例
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,对热电阻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热电阻,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 · 热电阻应用案例
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,对热电阻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热电阻,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 · 热电阻应用案例
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,对热电阻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热电阻,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。







