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SPX 228X Series

The Dynisco SPX228X is an all welded construction smart industrial 4-20mA pressure transmitter designed for use in hazardous locations. Models are available in PSIG, PSIA, and
PSIS. Optional pressure fittings and electrical terminations are available.

This series includes models SPX2280 and SPX2281 and SPX2282

⚠ WARNING: This product can expose you to chemicals including mercury and lead, which is known to the State of California to cause cancer and reproductive harm. For more information, go to

  • 4-20mA loop-powered output
  • +/- 0.25% accuracy available
  • Wide selection of pressure ranges available
  • Turndown 3:1
  • Configurations available for use in hazardous locations
  • Remotely configurable via HARTTM
  • Precise, repeatable pressure measurements
  • Output supplied directly to DSC or PLC
  • Meets CE requirements
  • CE ATEX Intrinsically Safe Approved
  • FM Explosion Proof Approved
  • CSA Explosion Proof Approved
  • SIL 2 Certified (Pressure Output)
  • PL'c' Certified (Relay Output)
  • Additional approvals are available

Declarations of Conformity

RoHS Declaration of Conformity



Dynisco Pressure Sensor Care and Maintenance

Learn about the proper care and handling of your Dynisco Pressure Sensors


Dynisco Online Shop Overview

Dynisco’s Online Shop is where you can have access to ordering all Dynisco parts from Polymer Testing Equipment to Sensors to accessories- all to optimize your application.

Dynisco Pressure Sensor Care and Maintenance

In order to maintain your Dynisco pressure sensor's reliability and accuracy over time, certain maintenance and cleaning procedures should be followed. This video focuses on the removal, care, and maintenance process of a Dynisco pressure sensor from an extruder

Sensor Portfolio Overview

At Dynisco, we offer a diverse portfolio of pressure transducers for your unique application. Whether you're looking for industry-leading accuracy and pressure capability, sustainability without sacrificing performance, or reliability on a budget, our sensors can be configured to fit your specific niche.

Have A Question? Ask a Dynisco expert for more information.

  • Dynisco

    38 Forge Parkway,
    Franklin MA 02038

    +1 508 541 9400  

  • Dynisco Europe GmbH

    Pfaffenstr. 21, 74078,
    Heilbronn, Germany

    +49 7131 297 0

  • Dynisco-Viatran Instrument Sdn Bhd

    Lot 3615, Jalan SM 6/8
    32040 Seri Manjung, Perak, Malaysia     

    +605 6884014