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4-20mA differential pressure transmitter with local display and alarm contacts. The TPD-31 pressure transmitter with local display has been specially designed to measure and give 1 or 2 alarm signals. Prepared for gaseous and liquid fluids compatible with 316L stainless steel.

The measuring element is a high-precision piezoresistive sensor in stainless steel with high long-term stability.

The display is rotatable, which facilitates reading even in unfavorable mounting conditions.


  • Pressure ranges from 0..1 bar to 0..70 bar
  • 4-20mA 3-wire output as standard
  • Accuracy 1% FSO
  • Configurable 4-digit digital display with decimal point
  • Swiveling reading
  • Configurable alarm output (2 optional)
  • Application for gases and liquids compatible with A316

Technical documentation

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