8WPS Vacuum and Low Pressure Explosion Proof Pressure Switch

DESCRIPTION & FEATURES

  • Heavy-duty explosion-proof pressure switch for extreme environments
  • Vacuum pressure up to 10 psi
  • High current ratings for 1 x SPDT or 2 x SPDT switches
  • Fixed deadband for consistent operation
  • Durable die-cast aluminum construction with welded seal
  • 1% accuracy for precise pressure monitoring
  • IP68 rated, including hermetically sealed option for harsh conditions
  • cULus listed and RU recognized for compliance
  • CRN registration pending
  • 5-year warranty for long-term reliability

Applications

  • Ideal for vacuum and low-pressure applications in hazardous areas, including:
    • Natural gas monitoring and control
    • Oil & Gas industries
    • Petrochemical processing
    • Power generation
    • Industrial safety systems

SPECIFICATIONS

HousingHeavy-duty explosion-proof die-cast aluminum, blue colour
Accuracy+/- 1% of the adjustable set-point range
Pressure Connection1/4″ or 1/2″ NPT, BSP and M20xP1.5
Electrical ConnectionFemale 1/2″ or 3/4″ NPT, M20xP1.5
Wetted Parts316 Stainless Steel welded (except for Vacuum range, Viton o-ring)
Set Point AdjustmentField selectable
DeadbandFixed or Adjustable, see Order Codes
Contact RatingFixed Deadband:
15A @ 125/250VAC
0.4A @ 125VDC
3A @ 30VDC Hermetically sealed switch
5A @ 250VAC
Gold contact microswitch 1A @ 125/250VAC

Adjustable Deadband:
20A @ 125/250/480VAC
5A @ 125VDC
No. of Contacts1 x SPDT or 2 x SPDT (only 1 x SPDT available for Adjustable Deadband range)
Ambient/Process Temperature
-30 to 205 deg C (-22 to 400 deg F), Vacuum range only -5 to 150 deg C (23 to 300 deg F)
Enclosure RatingIP68
Protection from dust ingress and submersion in fresh water to a maximum depth of 1.5 metres for up to 30 minutes
ApprovalscULus listed, Class I Divison 1 Groups A, B, C & D
Class II Divison 1 Groups E, F & G (housing)
RU recognized, file no E12252 (switch)
CRN registration pending
Weight3.95 lbs (1.79 kg)

 

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