Description

Mechanical Pressure Switch (Low Pressure Type) AT501-7 Series

Atlantis Mechanical pressure switch AT501-7 Series adopt SS316L diaphragm as pressure sensor, which can apply to corrosive media, neutral gas and liquid pressure monitor and control. ATLANTIS Mechanical Pressure Switch AT501-7 Series adjustable set point range 0⋯2.5 MPa.

Features

• OEM service
• High switching frequency in low pressure range
• Adopts SS316L diaphragm, encased with SS304 housing
• Set point field adjustment, adjustable range 0⋯2.5MPa
• Fixed/adjustable/narrow fixed dead band types are available for wide applications
• Protection level IP65
• Explosion-proof type available (option)

Main Specifications

• Type: General: AT501-7D, Narrow dead band: AT501-7DK
• Pressure connection: Material: stainless steel, Thread spec.: G1/4”
• Adjustable set point range: 0…2.5 MPa
  For detail please refer to adjustable set point range table
• Dead band: Fixed/Adjustable/Narrow fixed dead band. For detail please refer to adjustable set point range table
• Applicable fluid: Neutral gas／liquid／corrosive media that compatible with stainless steel
• Ambient temperature: -20 to 40°C
• Fluid temperature: +120°C
• Vibration-proof performance: 20m/s²
• Protection level: IP65

Other Specifications

• Installation type: Lower mount
• Case: Die casting aluminum
• Measuring elements: Diaphragm, Diaphragm housing material: SS304, Diaphragm body material: SS316L
• Switch type: SPDT micro switch
• Switching frequency: 30/min
• Max operating pressure: 0.05／1.5／4／5MPa
  (Vary from selected set point range)
• Repeatability: ≤1.5%
• Contact rating: AC220V, 6A (resistive load)
• Service life: 2×10⁵ cycles