热电偶温度计
Technical Data
CompareThermometer
| Measuring Principle | Thermocouple |
| Characteristic / Application | US style modular temperature assembly for heavy duty applications suitable for hazardous areas with neck incl. thermowell / protection tube (metal) |
| Thermowell / protection tube | bar stock (drilled) |
| Insert / probe | mineral insulated (MI), flexible |
| Outer diameter protection tube / Insert | 20 mm (0,79") 24 mm (0,94") 25 mm (0,98") |
| Max. immersion length on request | up to 5.000,00 mm (196,85'') |
| Material protection tube/ thermowell | 1.4401 (316) 1.4404 (316L) 1.4571 (316Ti) Alloy C276 Alloy 400 |
| Optional coating | Not defined |
| Process connection | male thread: NPT3/4" NPT1" flange: ASME 1" 150 RF (B16.5) ASME 1" 300 RF (B16.5) ASME 1" 600 RF (B16.5) ASME 1,5" 150 RF (B16.5) ASME 1,5" 300 RF (B16.5) ASME 1,5" 600 RF (B16.5) ASME 2" 300 RF (B16.5) ASME 2" 600 RF (B16.5) |
| Tip shape | straight tapered |
| Surface roughness Ra | 1,6 μm (63,0 μin.) |
| Operating temperature range | Type K: max. 1.100 °C (max. 2.012 °F) Type J: max. 800 °C (max. 1.472 °F) |
| Max. process pressure (static) | at 20 °C: 500 bar (7.252 psi) |
| Accuracy | class 1 acc. to IEC 60584 |
| Response time | depending on configuration t50 = 3 s t90 = 7 s |
| Integration head transmitter | yes (4 … 20 mA; HART; PROFIBUS PA; FOUNDATION FIELDBUS) |
| Ex - approvals | ATEX Ex ia, Ex d, Ex nA IECEx Ex d, Ex tD, Ex ia NEPSI Ex ia, Ex d EAC Ex ia, Ex d UKCA Ex ia, Ex db, Ex ta/tb Explosion proof |
| Certification | Gost Metrology SIL (transmitter only) |
This thermocouple thermometer is robust and suitable for harsh operating conditions and demanding safety applications in the chemical, oil, gas and energy industries. The sturdy thermowell and special materials are designed to withstand harsh working environments, corrosive substances and high pressure. The optional transmitter is compatible with all common communication protocols, is ready for immediate use and offers higher measuring accuracy and reliability than directly wired sensors.
Benefits
Explosion protection types: intrinsically safe (Ex ia), flameproof (Ex d), non-sparking (Ex nA)
Highly compatible measuring insert, designed in accordance with DIN 43772
Extension neck prevents the transmitter from overheating
Modular design with a standard terminal head conforming to DIN EN 50446 and customer-specific insertion length for high flexibility
Application
Heavy-duty mechanical applications
Oil and gas industry
Measuring range: –40... 1 100 °C (–40 ... 2 012 °F)
Static pressure range up to 100 bar (1450 psi)
Degree of protection: IP68
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Technical Documentation
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Source:Endress+Hauserwebsite public information
Case Studies
Municipal Wastewater Treatment — Wastewater Treatment Plant · Thermocouple 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 Thermocouple.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Thermocouple 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 · Thermocouple 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 Thermocouple.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Thermocouple 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 · Thermocouple 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 Thermocouple.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Thermocouple 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 · Thermocouple 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 Thermocouple.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Thermocouple 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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