American Sensor Technologies - AST46SW (Cert. ATEX)(Explosion Proof Pressure Switch (ATEX Cert.) American Sensor Technologies

AST46SW (Cert. ATEX) Explosion Proof Pressure Switch (ATEX Cert.)


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  • CSA30 (UL1203 / FM3615) Class I Div 1 and Zone 1 Group IIC Explosion-proof - Groups A, B, C, D 
  • ANSI 12.27.08-1 Single Seal Approved 
  • ASIC Compensation 
  • Superb Temperature Performance 
  • Excellent Accuracy 
  • High Proof and Burst Pressure 
  • Factory Sealed


  • Well Optimization 
  • Oil and Gas Pipelines 
  • Drilling Platforms 
  • Compression Panels 
  • CNG / Hydrogen Fill Stations 
  • Paint Booths 
  • RTU 
  • Combustion Controls

The Model 46SW is a high accuracy Explosion-proof Pressure Switch, designed for use in a variety of applications. Applying digital compensation, this product offers top performance over a wide temperature range. Utilizing Krystal Bond Technology™, the sensing element will measure pressure in the most extreme temperature conditions. Where other sensor technologies will freeze or boil, the AST46SW uses a one piece stainless steel sensor to offer continuous operation. If linearity and repeatability are critical for your application, this product will exceed your expectations at an affordable price.