Technical Data
CompareThermometer
| Measuring Principle | Resistance Temperature Detector |
| Characteristic / Application | metric style modular temperature assembly hygienic/aseptic design (3-A®, EHEDG, ASME BPE, FDA) hygienic process connections with neck suitable for hazardous areas incl. protection tube iTHERM QuickSens for fastest response time iTHERM StrongSens for most robust design iTHERM QuickNeck for easy and cost saving recalibration |
| Thermowell / protection tube | without incl. thermowell incl. Tee-/elbow thermowell |
| Insert / probe | mineral insulated (MI), flexible pipe version, isolated wires, not flexible |
| Outer diameter protection tube / Insert | 6,0 mm (0,24") 9,0 mm (0,35") 12,7 mm (0,5") |
| Material protection tube/ thermowell | 1.4435 delta-ferrit < 1% 316L |
| Process connection | compression fitting weld in adapter clamp connections acc. to ISO2852 screwed pipe joint acc. to DIN 11851 aseptic screwed pipe joint acc. to DIN 11864-1 metallic sealing system thread acc. to ISO 228 for liquiphant adaptor APV Inline Varivent Ingold SMS 1147 Neumo Biocontrol T- and elbow thermowell |
| Tip shape | straight reduced tapered |
| Surface roughness Ra | 0,76 μm (29,92 μin) 0,38 μm (14,96 μin) 0,38 μm (14,96 μin) electropolished |
| Operating temperature range | PT100: -200 °C … 600 °C (-328 °F … 1.112 °F) iTHERM StrongSens: -50 °C … 500 °C (-58 °F … 932 °F) iTHERM QuickSens: -50 °C … 200 °C (-58 °F … 392 °F) |
| Max. process pressure (static) | at 20 °C: 40 bar (580 psi) |
| Accuracy | class A acc. to IEC 60751 class AA acc. to IEC 60751 |
| Response time | depending on configuration iTHERM QuickSens: t90 = 1,5 s iTHERM StrongSens: t90 = 9,5 s |
| Integration head transmitter | yes (4 … 20 mA; HART; PROFIBUS PA; FOUNDATION FIELDBUS) |
| Ex - approvals | ATEX Ex ia, Ex nA ATEX IECEx Ex ia, Ex ta/tb CSA C/US IS, NI FM IS, NI NEPSI Ex ia JPN Ex ia EAC Ex ia UKCA Ex ia, Ex nA, Ex tc |
| Certification | SIL (transmitter only) |
The modular hygienic thermometer iTHERM TM411 with digital display provides highly accurate, reliable and fast temperature measurement in production lines, vessels, storage tanks, fermenters and more. This high-performance device is designed specifically for the strictly regulated food and life sciences industries. Configure your hygienic instrument from a range of thin-film RTDs with QuickSens or StrongSens technology or 2 Pt100 wire-wound temperature sensors, an intelligent transmitter and hygienic process connections.
Benefits
Best process control: fast sensor response time thanks to iTHERM QuickSens technology (t90: 1.5 s)
75% faster recalibration with iTHERM QuickNeck, safer – tool-free quick release allows the insert to be removed immediately
High sensor availability under harsh conditions: vibration-resistant RTD technology iTHERM StrongSens (> 60g)
Simple product selection, configuration and maintenance
Increased productivity and product safety in hygienic applications thanks to highly accurate and reliable measurement
Thermowells, hygienic process connections and housings are professionally manufactured from high-grade materials with low surface roughness
Applications
Designed for hygienic and sterile applications in the food, beverage and life sciences industries
Measuring range: –200 to 600 °C (-28 to 1,112 °F)
Pressure range up to 40 bar (580 psi)
Degree of protection: up to IP69K
Remote parameterization via secure Bluetooth® temperature transmitter
International approvals: certified for use in hazardous areas, explosion protection in accordance with ATEX/IECEx, CSA, FM, EAC Ex, JPN Ex, NEPSI; hygienic standards with 3-A, EHEDG, ASME BPE, FDA, TSE certificates of suitability
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Source: Endress+Hauserpublic information from the website
Case Studies
Municipal Wastewater Treatment — Wastewater Treatment Plant · RTD 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 RTD.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable RTD 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 · RTD 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 RTD.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable RTD 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 · RTD 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 RTD.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable RTD 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 · RTD 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 RTD.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable RTD 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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Endress+Hauser