400 Series pressure switch

The 400 Series is a versatile family of vacuum, pressure, differential pressure and temperature switches for applications that require single or multiple switching capabilities. Dual and triple switch versions provide multi-output for alarm and shutdown, pre-alarm and alarm, high/low limit or level staging functions. A wide variety of microswitch and process connection options, along with a weather-tight enclosure, make the 400 Series an ideal choice
for most ordinary location applications. Its worldwide use is assured with approvals and certifications to agency standards. Widely used throughout the process industries, the 400 Series provides threshold protection and control for many critical functions. Typical installations are found in industrial gas production, energy generation including pumps, turbines and compressors, pulp and paper, and water and wastewater treatment.

– 400 Series Product Bulletin
  • Rugged, NEMA 4X, epoxy coated enclosure
  •  One, two or three switch outputs
  •  Available with calibrated dials and local pressure indication
  •  Adjustable deadband versions available
  •   Adjustable ranges:
    “WC ranges: 300 “wc vacuum to 250 “wc pressure
    -746,7 to 622,3 mbar
    Pressure: 30 “Hg Vac to 6000 psi
    -1,0 to 413,7 bar
    Differential pressure: 1″wcd to 200 psid
    2.5 mbar to 13,8 bar
    Temperature: -180 to 650 °F
    -117.8 to 343.3 °C
  • Approvals: UL, FM, CE