ATLANTIS Pressure Switch AT520-7DM

RM 0.00


Mechanical Micro Differential Pressure Switch AT520-7DM


Atlantis pressure switch AT520-7DM adopts NBR diaphragms as pressure sensors, which is suitable for neutral gas and liquid micro differential pressure control and monitor. ATLANTIS Pressure Switch AT520-7DM adjustable set point range 0⋯0.2 to 25kPa.

RE-ATLANTIS is a manufacturer specialized in industrial gauges. Concerning for a long time about the evolution, development and future tendency of the gauges in the market. RE-ATLANTIS always endeavors with much mental power and resource to research and develop the gauges, in order to promote the excellent products conform most to the need of market to support the gauge users, and expect to contribute to the gauge market.



  • OEM service
  • Suitable for micro differential pressure control
  • NBR diaphragm adopted
  • Three-diaphragm structure design
  • Set point field adjustment, adjustable range 0⋯0.2 to 25kPa
  • Explosion-proof type available (option)


Main Specifications

  • Pressure connection: Material: Stainless steel, Thread spec.: G1/4”
  • Adjustable set point range: 0…0.2~25kPa
    For detail please refer to adjustable set point range table
  • Dead band: Fixed dead band
    For detail please refer to adjustable set point range table
  • Applicable fluid: Neutral gas and liquid
  • Ambient temperature: -10°C to +55°C
  • Fluid temperature: +90°C
  • Media viscosity: < 1 x 10-3m2/S
  • Vibration-proof performance: 10m/s2
  • Protection level: IP54


Other Specifications

  • Installation: Lower mount
  • Housing: Die casting aluminum
  • Measuring elements: Diaphragm
  • Diaphragm housing material: Die casting aluminum
  • Diaphragm body material: NBR
  • Switch type: SPDT micro switch
  • Switching frequency: 10/min
  • Max. operating pressure: 160kPa
  • Repeatability: ≤1%
  • Contact rating: Vmax= 380VAC, Imax= 6A, Pmax= 600VA
  • Service life: 1,000,000 cycles (200 VAC /6A)