Endress Hauser AG

- Model iTHERM TM411 - Innovative Advanced, Modular RTD Thermometer

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For use in hygienic and aseptic applications in the Food & Beverages and Life Sciences industries. It has been designed to meet the requirements of the Food & Beverages and Life Sciences industries and complies with the highest quality standards. It offers a variety of versions within a clearly segmented standard product. The result: Time and cost savings by simple and fast product selection. It offers many technical innovations: iTHERM QuickSens, StrongSens or QuickNeck. This leads to distinctive reduction of maintenance costs, improved product quality, process efficiency and safety.

  • User-friendly and reliable from product selection to maintenance
  • iTHERM inserts: globally unique, fully-automated production. Full traceability and consistently high product quality for reliable measured values
  • iTHERM QuickSens: fastest response times (t90s: 1.5 s) for optimum process control
  • iTHERM StrongSens: unsurpassed vibration resistance (> 60g) for ultimate plant safety
  • iTHERM QuickNeck – cost and time savings thanks to simple, tool-free recalibration
  • Over 50 hygienic process connections
  • International certification: explosion protection as per ATEX/IECEx, hygiene standards according to 3-A, EHEDG, ASME BPE, FDA, TSE Certificate of Suitability

  • Specially designed for use in hygienic and aseptic applications in the Food & Beverages and Life Sciences industries
  • Measuring range: –200 to +600 °C (–28 to +1 112 °F)
  • Pressure range up to 40 bar (580 psi)
  • Protection class: up to IP69K

  • Thermometer 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
    • QuickSens for fastest response time
    • StrongSens for most robust design
    • QuickNeck for easy and cost saving recalibration
  • Terminal head :
    • TA30A - E+H, aluminium - cover low, hinged - w. or w/o. display
    • TA30D - E+H, aluminium - cover high, hinged
    • TA30R - stainless steel blasted - screwed cover - w. or w/o. display
    • TA30R - stainless steel handpolished - screwed cover - w. or w/o. display
    • TA30S - polypropylene - screwed cover
    • TA30P - polyamide - cover high, hinged
  • Thermowell / protection tube :
    • welded protection tube
    • without protection tube
    • T- and cornerpiece
  • Insert / probe :
    • mineral insulated (MI), flexible
    • pipe version, isolated wires, not flexible
  • Outer diameter protection tube :
    • 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 corner pieces
  • 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)
    • StrongSens: -50 °C … 500 °C (-58 °F … 932 °F)
    • 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
    • QuickSens: t90 = 1,5 s
    • StrongSens: t90 = 9,5 s
  • Integration head transmitter : yes (4 … 20 mA; HART; PROFIBUS PA; FOUNDATION FIELDBUS)
  • Ex - approvals :
    • ATEX II1G Ex ia IIC T6
    • ATEX II1/2G Ex ia IIC T6
    • ATEX II 3 G Ex nA IIC T6, II3D
    • ATEX II1/2G Ex ia IIC T6, II1/2D
    • ATEX IECEx II1G Ex ia IIC T6 Ga
    • ATEX IECEx II1/2D Ex tb IIIC Da/Db
    • ATEX IECEx II1/2G Ex ia IIC T6 Ga/Gb
    • ATEX IECEx II1/2D Ex ia IIIC Da/Db
    • ATEX IECEx II1/2G Ex ia IIC T6, II1/2D
    • ATEX IECEx II1G Ex ia IIC T6, II1D FM NI I / 2 A-D
    • FM IS, NI I / 1+2 A-D
    • NEPSI
  • Certification : SIL (transmitter only)

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