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112P8 NEMA 4X, 7, 9 & 13 Flanged Pressure Switch

Brand: ITT Neo-Dyn

Flanged pressure switch for installations that formerly required a chemical seal with fill fluids. 

Reliable Nega-Rate® Belleville disc spring sensing mechanism. Redundant seals with venting between seals for alarm or indication. 

316 stainless steel body and hermetically sealed, explosion-proof electrical assembly well suited for hazardous or corrosive atmospheres.

Specifications

Brand

Adjustment Type

  • Field Adjustable
  • Internal, Slotted Adjustment

Ambient Temperature Range

  • -40° to 82° C (-40° to 180° F)

Approvals & Certifications

  • ATEX
  • CSA
  • Dual Seal
  • FM
  • INMETRO
  • UL

Deadband, Approximate

  • bar: 0.137 to 2.41
  • kPa: 13.7 to 241.3
  • psig: 2 to 35

Diaphragm Material

  • Hastelloy C-276
  • Inconel
  • Stainless Steel
  • Tantalum

Electrical - Free Leads

  • 18” (45 cm) Free Leads
  • 72” (182 cm) Free Leads

Electrical Connectors

  • 1/2” NPT Male Conduit Connection with PVC Insulated 18 AWG
  • 3/4” NPT Conduit Box with Terminal Strip

Electrical Contacts

  • Gold
  • Standard

Electrical Rating

  • 11 A or 1/4 hp at 125/250 Vac, 5 A Resistive / 3 A Inductive at 28 Vac, 0.5 A Resistive at 125 Vdc

Environmental Protection

  • IP66
  • NEMA 13
  • NEMA 4X, 7, 9, 13 / IP66
  • NEMA 7
  • NEMA 9

Flange Size - 1” (DN 25)

  • 1” (DN 25) - 150#
  • 1” (DN 25) - 300#

O-Ring Material

  • Buna-N
  • Ethylene Propylene (EPR)
  • Kalrez
  • Viton

Process Connection Material

  • 316 Stainless Steel
  • Steel

Process Temperature

  • -40° to 121° C (-40° to 250° F)

Proof Pressure

  • bar: 25.8 to 75.8
  • kPa: 2,585 to 7,584
  • psig: 375 to 1,100

Set Point - Decreasing

  • bar: 0.1 to 19.9
  • kPa: 10.3 to 1,999
  • psig: 1.5 to 290

Set Point - Increasing

  • bar: 0.21 to 22.4
  • kPa: 20.7 to 2,241
  • psig: 3 to 325

Switch Type

  • DPDT
  • SPDT

System Pressure

  • bar: 14.5 to 38.2
  • kPa: 1,447 to 3,826
  • psig: 210 to 555

Documentation

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