4WPS Medium Pressure And Adjustable Deadband Pressure Switch

Brand: Winters Instruments

The 4WPS Series is a  medium pressure and adjustable deadband pressure switch.
Features
  • General Purpose, watertight pressure switch
  • Low pressure to 100 psi
  • High current ratings for 1 x SPDT or 2 x SPDT switches
  • Fixed or adjustable deadband options
  • Die cast aluminum construction with welded seal
  • 1% accuracy • NEMA 4, 4X & IP66 rated
  • cRU recognized (switch only), file no E12252
  • CRN registration pending
  • 5 year warranty

Specifications

Housing

  • Heavy-duty die-cast aluminum, blue colour

Accuracy

  • ± 1 % of the adjustable set-point range

Pressure Connection

  • Female 1/4" or 1/2" NPT
  • BSP and M20 x P1.5

Electrical Connection

  • Female 1/2" or 3/4" NPT
  • M20 x P1.5

Wetted Parts

  • 316 Stainless Steel welded

Contact Rating

  • Fixed Deadband: 15A @ 125/250 Vac, 0.4 A @ 125 Vdc, 3A @ 30 Vdc Gold contact microswitch 1 A @ 125/250 Vac
  • Adjustable Deadband: 20 A @ 125/250/480 Vac, 5A @ 125 Vdc

Number of Contacts

  • 1 x SPDT or 2 x SPDT

Process Temperature

  • -30° to 205° C
  • -22° to 400° F

Enclosure Rating

  • NEMA 4 & 4X, IP66
  • Protection against liquid and solid ingress, suitable for indoor or outdoor use and resistant to corrosion

Approvals

  • Switch Only: cRU recognized, fi le no E12252
  • CRN registration pending

Documentation

show more