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Winters Instruments

8WPS Vacuum & Low Press. Explosion Proof Pres. Switch

Heavy-duty Explosion-proof pressure switch

Have questions? We're here to help!
Have questions? We're here to help!

 Heavy-duty Explosion-proof pressure switch

• Heavy-duty Explosion-proof pressure switch
• Vacuum pressure to 10 psi
• High current ratings for 1 x SPDT or 2 x SPDT switches
• Fixed deadband
• Die cast aluminum construction with welded seal
• 1% accuracy
• IP68 rated including Hermetically sealed option
• cULus listed and cRU recognized
• CRN registration pending
• 5 year warranty
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)
cRU recognized, file no E12252 (switch)
CRN registration pending
Weight3.95 lbs (1.79 kg)

 • Suitable for vacuum and low pressure applications in hazardous areas including natural gas monitoring and control

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