646PE Series Pressure Switch

Brand: Custom Control Sensors, LLC (CCS)

Specifications

  • Adjustable Set Point Range
    • Increasing
      • psig   20 - 5000
      • kPa    137.9 - 34,473.7
      • bar    1.4 - 344.7
    • Decreasing
      • psig   10 - 4520
      • kPa    69.0 - 31,164.3
      • bar    0.68 - 311.6
  • Deadband - Approximate: 10 - 480 psi, 69.0 - 3309.4 kPa, 0.68 - 33.1 bar
  • System Pressure - Maximum: 2000 - 7500 psig, 13,789.51 - 51,710.6 kPa, 138 - 517 bar
  • Proof Pressure: 3000 - 10,000 psig, 20,684.27 - 68,947.5 kPa, 207 - 690 bar
  • Wetted Materials
    • Pressure Port: 1/4" Female NPT Aluminum
    • Piston: 400 Stainless Steel
    • O-Ring: Buna N, Teflon
  • Relay: SPDT or DPDT 
  • UL, CSA
    • Explosion Proof - Class 1, Div/Zone 1, Groups A, B, C and D
  • CRN, CE Mark, Dual Seal

Specifications

Pressure Type

  • Piston

Area Classification

  • Hazardous Area

Approvals

  • ATEX
  • CE
  • CCC
  • CRN
  • CSA
  • cUL
  • Dual Seal
  • GOST
  • UL

Field Adjustable or Pre-Set Set Point

  • Field Adjustable

Process Connection Type & Size

  • 1/4"-18 NPT Female

Process Connection Material

  • Aluminum

NACE

  • NACE MR 0175 / ISO 15156

O-Ring

  • Buna-N

Enclosure Rating

  • IP 66
  • NEMA 4
  • NEMA 7
  • NEMA 9
  • NEMA 13

Electrical Connection Size

  • 1/2"-14 NPT Male

Electrical Termination Type

  • Wire Leads 18" : 45 cm
  • Wire Leads 18" : 45 cm Teflon for Low Temp
  • Wire Leads 2 m : 200 cm

Electrical Contacts Form

  • SPDT
  • DPDT
  • Double Break

Electrical Contacts Material

  • Silver
  • Gold

Voltage Electrical Rating

  • VAC 0 - 250
  • VAC 251 - 480
  • VDC 0 - 125
  • VDC 126 - 250

Ampere Rating

  • 0.2 to 15 A

SIL Level

  • SIL 2
  • SIL 3

RoHS Compliance

  • Yes

Housing Material

  • Aluminum

Gender

  • Female

Manual Reset

  • Manual Reset on Increasing Pressure

Deadband, Approximate

  • bar: 0.68 to 33.1
  • kPa: 69.0 to 3,309
  • psig: 10 to 480

Operating Temperature

  • -40° to 86° C (-40° to 187° F)

Proof Pressure

  • bar: 207 to 690
  • kPa: 20,684 to 68,948
  • psig: 3,000 to 10,000

Electrical Assembly

  • Hermetic Seal

Electrical Certification

  • ATEX - Baseefa Certified for Potentially Explosive Atmospheres. Models 646**Y, II 2 GD Ex d IIC, Ex Tb IIIC, Baseefa 05-ATEX-0011X. (Option Y)
  • cUL, UL/CSA, Hazardous Areas, Div. 1, 2

Electrical Connectors

  • 1/2" NPT Male

System Pressure

  • bar: 138 to 517
  • kPa: 13,790 to 51,711
  • psig: 2,000 to 7,500

Set Point Range - Increasing

  • bar: 1.4 to 345
  • kPa: 137.9 to 34,474
  • psig: 20 to 5,000

Set Point Range - Decreasing

  • bar: 0.68 to 312
  • kPa: 69.0 to 31,164
  • psig: 10 to 4,520

Piston Material

  • Stainless Steel

Electrical Rating

  • 1 A at 125 Vac, 50/60 Hz
  • 11 A at 125/250 Vac Resisitve, 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

Area Classification

  • Hazardous Area

Documentation

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