Prøv at søge efter nøgleord, ordre- eller produktkode eller serienummer, f.eks. “CM442” eller “Teknisk information”
Indtast mindst 2 tegn for at starte søgningen.

Dual Seal – 100% leakage detection

Pressure-triggered safety valve for critical thermometer applications

Industrial processes often involve hazardous or explosive substances, requiring robust safety mechanisms to minimize risks. Over time, thermowells can develop cracks due to abrasion or corrosion, potentially allowing hazardous materials to escape during active processes or maintenance. The patented Dual Seal feature included in iTHERM ModuLine industrial thermometers provides an additional safety barrier in the event of thermowell failure or breakage.

Increased plant safety with the second process barrier

collage with 2 versions of Dual Seal ©Endress+Hauser

Dual Seal technology available for iTHERM ModuLine TM131 / TM151 / TM152

Fordele

  • No risk of hazardous leakages

  • Increased safety for maintenance personnel, plant and environment

  • Health monitoring & signal to PLC in case of activation

  • Additional health information from measurement device

  • Immediate sealing for containment of hazardous media

The Dual Seal mechanism detects a potential loss of thermowell integrity and immediately seals off the sensor insert, preventing the leakage of process medium into the terminal head, cabinet or environment. The temperature transmitter relays the message of the thermowell breakage to the process control system. This information is then used to bring the plant to a safe condition and prevent danger to people and the environment.

  • Enkle produkter

  • Nemme at vælge, installere og betjene

Teknisk ydeevne

Enkelhed

  • Standardprodukter

  • Pålidelige og robuste med lav vedligeholdelse

Teknisk ydeevne

Enkelhed

  • Avancerede produkter

  • Funktionelle og praktiske

Teknisk ydeevne

Enkelhed

  • Specialiserede produkter

  • Designet til krævende applikationer

Teknisk ydeevne

Enkelhed

Variabel

FLEX valg Teknisk ydeevne Enkelhed
  • F
  • L
  • E
  • X

Fundamental

Få dækket dine basale målebehov

Teknisk ydeevne
Enkelhed
  • F
  • L
  • E
  • X

Lean

Administrer nemt dine kerneprocesser

Teknisk ydeevne
Enkelhed
  • F
  • L
  • E
  • X

Extended

Optimer dine processer med innovative teknologier

Teknisk ydeevne
Enkelhed
  • F
  • L
  • E
  • X

Xpert

Til de mest udfordrende applikationer

Teknisk ydeevne
Enkelhed

Variabel

Downloads

    • Brochure
    Application note cover image

    Enhanced safety in polymer production

    • Brochure

    iTHERM ModuLine TM131 with Dual Seal technology not only provides a second process barrier, but also signals when a fault is present, ensuring the safety of the operating personnel.