401 Bourdon Tube Pressure Switch

Brand: SOR Inc.

The SOR 401 Bourdon Tube Pressure Switch is well suited for high pressure applications - particularly when high repeatability and narrow dead band are required. 

Wetted materials of 316 Stainless Steel provide excellent resistance to corrosive media. 

An integral snubber protects the pressure sensing assembly from pressure surges.
Features
  • Limited travel 316 Stainless Steel bourdon tube with counterbalance spring - high repeatability and narrow deadband.
  • Set point easily adjusted by varying tension of counterbalance spring.
  • Excellent resolution of set points.
  • Rugged construction.
  • Explosion proof and weathertight housings.
  • Three year warranty.

Specifications

Approvals & Certifications

  • UL

Deadband, Approximate

  • bar: 6.2 to 12.4
  • kPa: 620.5 to 1,241
  • psig: 90 to 180

Electrical Connectors

  • 1/2" NPT Female
  • 3/4" NPT Female

Enclosure, Body Material

  • Copper-Free Aluminum

Environmental Protection

  • Explosion-proof
  • NEMA 4X

NPT Connection

  • 1/4" NPT Female

Set Point - Decreasing

  • bar: 68.95 to 137.9
  • kPa: 6,895 to 13,790
  • psi: 1,000 to 10,000

Set Point - Increasing

  • bar: 68.95 to 137.9
  • kPa: 6,895 to 13,790
  • psi: 1,000 to 10,000

System Pressure

  • bar: 413.6 to 827.3
  • kPa: 41,368 to 82,737
  • psig: 6,000 to 12,000

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