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CCS DUAL-SNAP Differential Press. Switch,Haz.Area,1/4NPT300SSTPort&Diaphragm,EPDM,Viton,TeflonLeads

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  • Adjustable Set Point Range:
    • Increasing: 2-18 psid, 13.8-124.1 kPa, 0.138-1.24 bar
    • Decreasing: 0.5-16.5 psid, 3.5-113.7 kPa, 0.034-1.14 bar
  • Deadband: Approximately 1.5 psi, 10.34 kPa, 0.103 bar
  • System Pressure (Maximum): 400 psig, 2757.90 kPa, 28 bar
  • Proof Pressure:
    • Both Ports: 750 psig, 5171.07 kPa, 52 bar
    • High: 750 psig, 5171.07 kPa, 52 bar
    • Low: 100 psig, 689.48 kPa, 6.9 bar
  • Wetted Materials:
    • Pressure Port: 1/4" FNPT 300 Stainless Steel
    • Diaphragm: Stainless Steel
    • O-Ring: Viton
  • Relay: DPDT
  • Wire: Teflon
  • UL, CSA
    • Explosion Proof - Class 1, Div/Zone 1, Groups A, B, C and D
  • CE Mark, NACE
  • Adjustable Set Point Range:
    • Increasing: 2-18 psid, 13.8-124.1 kPa, 0.138-1.24 bar
    • Decreasing: 0.5-16.5 psid, 3.5-113.7 kPa, 0.034-1.14 bar
  • Deadband: Approximately 1.5 psi, 10.34 kPa, 0.103 bar
  • System Pressure (Maximum): 400 psig, 2757.90 kPa, 28 bar
  • Proof Pressure:
    • Both Ports: 750 psig, 5171.07 kPa, 52 bar
    • High: 750 psig, 5171.07 kPa, 52 bar
    • Low: 100 psig, 689.48 kPa, 6.9 bar
  • Wetted Materials:
    • Pressure Port: 1/4" FNPT 300 Stainless Steel
    • Diaphragm: Stainless Steel
    • O-Ring: Viton
  • Relay: DPDT
  • Wire: Teflon
  • UL, CSA
    • Explosion Proof - Class 1, Div/Zone 1, Groups A, B, C and D
  • CE Mark, NACE

Specifications

Adjustment Type

  • Field Adjustable

Approvals & Certifications

  • ATEX
  • CE
  • CRN
  • CRN - Alberta
  • CRN - British Columbia
  • CRN - Manitoba
  • CRN - N.W. Territories
  • CRN - Saskatchewan
  • CSA
  • cUL
  • Dual Seal
  • EMC
  • LVD
  • PED
  • RoHS
  • RTN
  • UL

Deadband, Approximate

  • bar: 0.103 to 5.52
  • kPa: 10.4 to 551.5
  • psi: 1.5 to 80

Diaphragm Material

  • Stainless Steel

Electrical - Free Leads

  • 18” (45 cm) Free Leads
  • 18” (45 cm) Teflon Leadwire

Electrical Assembly

  • Hermetic Seal

Electrical Certification

  • ATEX - Baseefa Certified for Potentially Explosive Atmospheres. Models 646**Y, II 2 GD Ex d IIC, Baseefa 05-ATEX-0011X. (Option Y)
  • c-UL, UL/CSA Explosion-proof: Div. 1, 2 Hermetically Sealed Electrical Assembly P/N 17-51 (17-73 for M Model Option), Listed by Both Underwriter’s Laboratories, Inc. (File No. E32961) & Canadian Standard Association (CSA) Testing Laboratories (File No.

Electrical Connectors

  • 1/2” NPT Male

Electrical Contacts

  • Gold
  • Silver

Electrical Rating

  • 1 A at 125 Vac, 50/60 Hz
  • 11 A at 125/250 Vac Resistive, 5 A at 28 Vdc, 0.5 A at 125 Vdc
  • 15 A at 125/250/480 Vac Resistive, 0.5 A at 125 Vdc, 0.2 A at 250 Vdc

Enclosure, Body Material

  • Aluminum

Environmental Protection

  • Hazardous Area
  • IP54
  • IP66
  • NEMA 13
  • NEMA 4, 7, 9, 13 / IP54, 66
  • NEMA 7
  • NEMA 9

NACE & NIST

  • NACE MR-0175: 2003

NPT Connection

  • 1/4” NPT Female

Operating Temperature

  • -40° to 86° C (-40° to 187° F)

O-Ring Material

  • Ethylene Propylene (EPR)
  • Viton

Process Connection Material

  • 316 Stainless Steel

Proof Pressure - Both Ports

  • bar: 52 to 345
  • kPa: 5,171 to 34,474
  • psig: 750 to 5,000

Proof Pressure - High Over Low

  • bar: 52 to 345
  • kPa: 5,171 to 34,474
  • psig: 750 to 5,000

Proof Pressure - Low Over High

  • bar: 6.9 to 207
  • kPa: 689.5 to 20,684
  • psig: 100 to 3,000

Service

  • Sour (Oil & Gas)

Set Point - Decreasing

  • bar: 0.034 to 63.4
  • kPa: 3.5 to 6,343
  • psid: 0.5 to 920

Set Point - Increasing

  • bar: 0.138 to 69
  • kPa: 13.8 to 6,895
  • psid: 2 to 1,000

Switch Type

  • DPDT
  • SPDT

System Pressure

  • bar: 28 to 207
  • kPa: 2,758 to 20,684
  • psig: 400 to 3,000

Documentation

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