Pietro FiorentiniPietro Fiorentini Aperflux 101 Regulator

Pietro Fiorentini Aperflux 101 Regulator

Aperflux 101 is pilot controlled pressure regulator for medium and high pressure.
Aperflux is a "fail to open" regulator. It will open under the Following conditions:

  • Failure of main diaphragm
  • Failure of pilot diaphragm/s
  • Failure of pilot seat valve
  • Lack of feeding to the pilot loop


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Pietro Fiorentini Aperflux 101 Regulator

For Regulator

  • Internal connection for pilot bleed
  • Flow-limiting devices
  • Limit switches
  • Stainless steel fittings, single or duel sealing

For Pilot

  • Supplementary filter CF 14
  • Dehydrating filter CF 14/D

Inlet Pressure Range:

1.8 to 85 Bar

Outlet Pressure Range:

0.8 to 74 Bar

Accuracy Class: 

Up to 1

Closing Pressure Class SG:

Up to 2.5

Flanging Class: 

Class ANSI 300/600 RF o RTJ according to ANSI B16.5

Connection Sizes:

DN 2"-3"

Design Pressure:

Up to 85 bar

Maximum Working Differential Pressure:

84.2 Bar

Minimum Working Differential Pressure:

1 bar (recommended >2 bar)

Design Temperature:

-10°C to +60° C

(higher or lower temperatures on demand)

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