Description

Explosion-proof Mechanical Pressure Switch AT511-7DEx

Atlantis Mechanical pressure switch AT511-7DEx adopts SS316L bellow/diaphragm as measuring elements. ATLANTIS Mechanical Pressure Switch AT511-7DEx is suitable for corrosive gas and liquid measurement.

Features

• OEM service
• Explosion-proof pressure switch
• Adjustable set point range -0.1 to 6.3MPa
• Suitable for using in corrosive media
• Fixed / adjustable dead band types are available for wide applications
• Protection level IP65

Main Specifications

• Pressure connection: Material: SS304 / SS316, Thread spec.: G1/2”(F)
  Other thread specification are available upon request
• Adjustable set point range: 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 pressure connection
• Ambient temperature: -40°C to 50°C
• Media temperature: 0~120℃
• Media viscosity: < 1 x 10^-3m²/s
• Vibration resistance: Max. 20m/s²
• Protection level: IP65
• Explosion-proof level: Exde II CT4~T6

Other Specifications

• Installation: Bottom mount
• Case material: Die casting aluminum
• Measuring elements: Bellow
• Switch type: SPDT micro switch
• Switching frequency: 20 times/min
• Max. operating pressure: 1 / 2 / 5 / 8.5MPa
  (Based on adjustable set point range)
• Repeatability: ≤1%
• Contact rating: DC250V, 0.25A (resistive load, @60Wmax), AC250V, 5A (resistive load, @1250Wmax)
• Service life: 2,000,000 cycles