Big Hermet – Explosion Proof, Hermetically Sealed, Pressure Switch

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Big Hermet - Explosion Proof, Hermetically Sealed, Pressure Switch 1
Big Hermet - Explosion Proof, Hermetically Sealed, Pressure Switch 2
Big Hermet - Explosion Proof, Hermetically Sealed, Pressure Switch 1
Big Hermet - Explosion Proof, Hermetically Sealed, Pressure Switch 2

Models:

Big Hermet

Ranges:

30 in Hg VAC to 7000 psi, 1 bar VAC to 480 bar

Certifications:

Unit: SIL, UL/CSASnap Switch: UL/CSA, TestSafe (SAA)

SOR’s hermetically sealed Big Hermet is designed for mounting in a panel or on the wall when easy access is critical. The pressure sensing assembly of the Big Hermet explosion-proof sealed pressure switch is identical to a conventional Static “O” Ring type switch, except that the switching element assembly is hermetically sealed in a steel capsule. This versatile pressure switch works in a wide variety of process media and industrial applications and is provided with the maximum explosion-proof rating.

  • Hermetically sealed snap switches
  • Ranges from 30 in Hg vacuum to 7000 psi
  • Set point adjustment without declassification of hazardous area
  • Worldwide agency approvals

Power Plant 101

Safety Integrity Level (SIL) Short Training

Pressure Switch Features

Pressure Switch Operating Principles