3WPS Industrial Pressure Switch

Brand: Winters Instruments

Features
  • Piston-type pressure switch
  • psi: 30 to 1,600 (kPa: 200 to 10,700, bar: 2 to 107) pressure range
  • SPDT switch
  • Simple set point adjustment, SPDT snap action
  • Anodized aluminum construction with Buna-N wetted parts
  • Hermetically sealed contacts available
  • ±2% of the adjustable range accuracy
  • NEMA 4, IP65 enclosure rating
  • CSA approved and PED compliant
  • CRN registered [up to psi: 340 (kPa: 2,300, bar: 23) models]

Specifications

Accuracy

  • ± 2 % of the Adjustable Range

Adjustment Type

  • Factory Set (Pre-Set)
  • Field Adjustable
  • Set Point Adjustment with Self Locking Adjustment Nut

Ambient Temperature Range

  • -29° to 74° C (-20° to 165° F)

Approvals & Certifications

  • CRN [Up to psi: 340 (kPa: 2,300, bar: 23) Models]
  • CSA
  • PED 97/23/EC Compliant
  • UL

Deadband, Approximate

  • psi: 0.4 to 80 (kPa: 3 to 530, bar: 0.03 to 5.3)

Diaphragm Material

  • Teflon
  • Viton

Electrical Connectors

  • 1/2" NPT Female Conduit Connection with Screw Terminals

Electrical Contacts

  • Gold
  • Normally Closed
  • Normally Open

Electrical Rating

  • 0.03 A at 250 Vdc
  • 0.05 A at 125 Vdc
  • 1 A at 125 Vac
  • 1 A at 24 Vdc
  • 10 A at 125/250 Vac
  • 10 A at 125/250/480 Vac
  • 3 A at 480 Vac
  • 5 A at 125/250 Vac, Hermetically Sealed

Enclosure, Body Material

  • Anodized Aluminum

Environmental Protection

  • IP65
  • IP66
  • NEMA 4

NPT Connection

  • 1/2" NPT
  • 1/4" NPT

Process Connection Material

  • Pressure Fitting: Stainless Steel

Proof Pressure

  • psi: 2,000 (kPa: 13,300, bar: 133)

Set Point - Decreasing

  • bar: 0.03 to 107
  • kPa: 3.4 to 11,032
  • psi: 0.5 to 1,600

Set Point - Increasing

  • bar: 0.03 to 110.3
  • kPa: 3.4 to 11,032
  • psi: 0.5 to 1,600

Storage Temperature

  • -40° to 93° C (-40° to 200° F)

Switch Type

  • SPDT

System Pressure

  • bar: 2.068 to 110.3
  • kPa: 206.8 to 11,032
  • psi: 30 to 1,600

Wetted Materials

  • Aluminum
  • Buna-N

  • Suitable for Pump and Compressor Monitoring
  • HVAC Systems
  • General Industrial Applications

Documentation

Operating Instructions

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