Fixed-Element RTD Assemblies - Hazardous Location Explosion-Proof-Certified

Brand: Pyromation

Explosion-Proof, Fixed-Element RTDs are made for use in U.S. and Canadian hazardous areas. They are designed to extinguish flames inside the device, eliminating the potential for ignition of flammable mixtures in the surrounding atmosphere.

FM and CSA certified assemblies, dependent on connection head type, meet XP Class I Division I & II; Groups A, B, C, D; DIP Class II Division I; Groups E, F, G; Class III; Type 4/4X. They may be installed directly in the process without being inserted into a thermowell.

The assemblies feature 316 stainless steel sheaths in various diameter sizes. They are available with or without process mountings and with aluminum or stainless steel explosion-proof connection heads.



Certifications & Approvals

  • FM
  • CSA
  • Type 4/4X

Temperature Range

  • -200° to 600° C

Sheath Material

  • 316 Stainless Steel

Head Material

  • Aluminum
  • 316 Stainless Steel

Element Connection

  • 2-Wire
  • 3-Wire
  • 4-Wire

Sheath Diameter

  • 1/8”, 3/16”, 1/4”, 3/8”

Process Connection

  • 1/2” x 1/2” NPT
  • 1/2” NPT
  • 3/4” x 1/2” NPT


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