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Pietro Fiorentini Dival 500

Dival 500 by Pietro Fiorentini is a direct-operated gas pressure regulator controlled by a diaphragm and contrasting regulated spring action. Suitable for use with previously filtered gaseous fluids, it is mainly used for medium and low pressure natural gas distribution networks. It is classified as Fail Open according to the European Standard EN 334.

Click here to see the product page in the 100% hydrogen version.

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Dival 500

Hydrogen Ready for NG-H2 blending.

 

Features:

  • Accuracy class AC: up to 10 | up to 1% absolute (depending on working conditions)
  • Nominal sizes DN: 1″ x 1″, 1″ x 1″ 1/2
  • Lock-up pressure class SG: up to 20 (depending on version and set point)
  • Design pressure: up to 290 psig for MP and TR
  • Design temperature: from -20 °C to +60 °C
  • Minimum differential pressure: 0.1 bar
  • Range of downstream pressure 7.0” W.C, 14.0” W.C,2.0,5.0 and 10 psig delivery
  • Inlet pressure range bpu: from up to 290 psig for MP and TR

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