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RS74M Manual Reset Pressure Switch

Brand: Robinson Controls Inc

Set Point Range:
  • 50-1500, 345-13790 kpa, 3.45-137.9 bar
  • System Pressure (Maximum):
    • 5000 psig, 34473.79 kpa, 344 bar
  • Wetted Materials:
    • Diaphragm: Inconel® 718
  • Relay: SPDT
  • CSA

Specifications

Ambient Temperature Range

  • -40° to 60° C (-40° to 140° F)

Approvals & Certifications

  • CSA

Diaphragm Material

  • Inconel

Electrical Certification

  • CSA #C22.2 No. 30-M1986 - Explosion-proof Enclosure for use in Class I Hazardous Locations. File #L

Electrical Connectors

  • 1/2” NPT

Electrical Rating

  • 15 A 125, 250 or 480 Vac, 2 A 600 Vac, 1/8 hp 125 Vac, 1/4 hp 250 Vac, 0.5 A Resistive, 0.04 A Inductive 125 Vdc

Enclosure, Body Material

  • Aluminum

Environmental Protection

  • Hazardous Area

NACE & NIST

  • NACE MR-0175: 2003

O-Ring Material

  • 316 Stainless Steel

Service

  • Sour (Oil & Gas)

Set Point - Decreasing

  • bar: 3.45 to 137.9
  • kPa: 345 to 13,790
  • psi: 50 to 1,500

Set Point - Increasing

  • bar: 3.45 to 137.9
  • kPa: 345 to 13,790
  • psi: 50 to 1,500

Set Point Range

  • bar: 3.45 to 137.9
  • kPa: 345 to 13,790
  • psi: 50 to 1,500

System Pressure

  • bar: 344
  • kPa: 34,474
  • psig: 5,000

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