American Sensor Technologies - AST46HA (Cert. ATEX)(Explosion-Proof High Accuracy Pressure Transducer (ATEX Cert.) American Sensor Technologies

AST46HA (Cert. ATEX) Explosion-Proof High Accuracy Pressure Transducer (ATEX Cert.)


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  • ANSI/ISA- Certified “Single Seal” (no secondary seal required)
  • ƒABS (American Bureau of Shipping) Approved ƒ ASIC Compensation
  • Superb Temperature Performance
  • Wide Operating Temperature
  • Excellent Accuracy
  • High Proof and Burst Pressure 
  • Available in Exotic Alloys (Consult Factory for Inconel 718 or Hastelloy C276) 


  • Well Optimization
  • Oil and Gas Pipelines
  • Drilling Platforms
  • Marine & Offshore
  • CNG / Hydrogen Fill Stations ƒ Paint Booths
  • Remote Telemetry Unit
  • Cold Climate Drilling & Mining ƒ Panel Instrumentation 

Constructed with a simple-yet-rugged design, the AST4600 Explosionproof Pressure Transducer/Transmitter stands up to a variety of applications where price and performance are critical.

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 AST46HA uses a one piece stainless steel sensor to offer continuous operation.

AST46HA high accuracy explosion-proof pressure transmitter is CSA approved for use in hazardous areas including:

  • CSA 30 (UL1203/FM3615) Class 1 Zone 1 Group IIC
  • CSA 30 Class 1 Div 1 Groups A, B, C, D Explosionproof
  • CSA 30 Class 2 Div 1 Groups E, F, G Dust Ignition-proof