Vacuum Switches

Gems Sensors PS82 miniature vacuum switch

• Small OEM style vacuum switch (built on PS41 structure)
• Adjustable (off-line) range:
  • 5" » 28"Hg (169 » 948mbar)
• Choice of pressure port (BSPP & NPT), wetted materials, electrical termination, diaphragm & other customisations
• Outputs: SPST (N.O or N.C) or SPDT
• Stocked models available (G¼" external thread, DIN 43650A plug)
• Factory setting available with test reports

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Gems Sensors PS81 ultra long-life vacuum switches

• Small OEM style vacuum switch
• Adjustable (off-line) range:
  • 1.5" » 15"Hg (51 » 508mbar)
• Choice of pressure port (BSPP, SAE or NPT), wetted materials, electrical termination, diaphragm & other customisations
• Outputs: SPST (N.O or N.C) or SPDT
• Factory setting available with test reports

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ITT Neo-Dyn 142P vacuum & compound pressure switch with internal adjustment

• Internal adjustment, in-line
• Vacuumranging from:
  • -1" » -10"H₂O to
  • -2" » -40"H₂O
• Compound range from -40" » 40"H₂O
• Belleville spring (Nega-Rate) for:
  • Stable set points
  • Vibration resistance
  • High over-pressure capacity
  • High cycle life
• IECEx Ex d versions available
• Output: SPDT, DPDT or Double-break microswitches
• Gold contact models available for low voltage, low current switching applications
• SIL rated models available (FEMA report provided)
• Choice of wetted materials & diaphragms
• Weatherproof (IP65)

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