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Magnetically Actuated Proximity Switch

Our Model A Series switches are built from stainless steel and are ideally suited for process applications in hazardous locations. Anywhere protection is needed against corrosive gases, salt sprays, high humidity, acids or caustics

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Switch Specifications

  • Contact arrangement:
  • One single pole double throw (three wire) Form C switch – Model A114800
  • Two single pole double throw (six wire) Form C switches –Model A214800
  • One single pole double throw (3 wire burial cable) Form C- Model A115800
  • Contact rating: 3 amps DC
  • Contact voltage: 0-28V DC or 0-120V AC
  • Power: 100VA
  • Temperature Range: -65 C to +200 C
  • Shock without operation: 100 (G)

Features

  • Hermetically sealed switch element with factory sealed leads
  • “No touch” proximity sensing
  • High cycle rate capability
  • High speed operations
  • Compact for limited space areas
  • No moving parts for longer life
  • Suitable for direct mirco-processor input
  • Waterproof & explosion proof
  • One-piece construction
  • Corrosion resistant
  • Instrument quality
  • Standard 1/2″ N.P.T. outlet
  • Not critical to vibration
  • All stainless steel construction
  • Completely self-contained
  • Requires no power supply
  • Hermetically sealed contacts
  • Millions of operations
  • Resists most harsh environments
  • Impervious to water, oil and gases

Model A switches are doubly hermetically sealed and built to Class 1 Division 2 specifications. This includes NEMA Types 1,2,3,3R,4,4X,7,12,13 and Class 1 Division 1 Groups A,B,C,D or Class 11 Groups E,F,G as defined in the National Electrical Code