ATLANTIS Mechanical Pressure Switch AT500-7DEx

RM 0.00


Mechanical Pressure Switch (High Switching Frequency Type) AT500-7 Series


Atlantis Mechanical pressure switch AT500-7DEx adopt NBR or SS316L diaphragm pressure sensor. ATLANTIS Mechanical Pressure Switch AT500-7DEx is suitable for neutral gas, hydraulic oil, lubricating oil and light fuel oil pressure monitor and control. With its explosion-proof design, AT500-7DEx can apply to media measurement in hazardous environment.



  • OEM service
  • Explosion-proof pressure switch
  • Suitable for low pressure control and monitor
  • High sensitivity – switching frequency up to 40 times/sec
  • Pressure sensor adopts NBR/SS316L diaphragm
  • Fixed/adjustable dead band types are available for wide applications
  • Adjustable set point range 0 to 2.5MPa
  • Protection level IP65


Main Specifications

  • Pressure connection: Material: SS304 (Standard), SS316/SS316L (option), Thread spec.: G1/4”(F)
    Other thread specification available upon request
  • Adjustable set point range: 0 to 2.5 to 2500kPa
    For detail please refer to adjustable set point range
  • Dead band: Fixed/Adjustable dead band
    For detail please refer to adjustable set point range
  • Applicable fluid: Liquid and gas that compatible with SS304
  • Ambient temperature: -5°C to +40°C
  • Media temperature: 0°C to +90°C
  • Media viscosity: < 1 x 10-3m2/s
  • Vibration resistance: Max. 40m/s2
  • Protection level: IP65
  • Explosion-proof level: Exed II CT5~T6


Other Specifications

  • Installation: Bottom mount
  • Case material: Die casting aluminum
  • Measuring elements: Diaphragm body material: NBR/SS316L, Diaphragm case material: Ly12/SS304
  • Switch type: SPDT micro switch
  • Switching frequency: 10 times/min, 40 times/min
  • Max operating pressure: 0.05/1.5/4/5MPa (Vary from set point range)
  • Repeatability: ≤1.5%
  • Contact rating: DC250V, 0.25A (resistive load, @60Wmax), AC250V, 5A (resistive load, @1250Wmax)
  • Service life: 2,000,000 cycles