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HPR250 High-Relief Pilot Operated Regulator with Integral Control Regulator

Brand: Master Pneumatic

HPR250 models are designed for systems that require high flow, high-relief and pressure regulation.

The general purpose integral pilot regulator option provides good pressure regulation, rapid response to changing flow demands and excellent stability.

The internal pilot regulator option provides a constant bleed feature for quick response to pressure changes and a finger adjustment.

The feed back integral pilot regulator option provides superior pressure regulation under changing flow demands where changes in flow are not sudden or cyclic.
Features
  • Diaphragm design - Excellent pressure regulation and stability.
  • High-relief characteristics up to 200 SCFM.
  • Balanced valve minimizes effect of pressure changes on inlet  pressure.
  • Inline mounting.
  • 3/4" exhaust port.
  • Self relieving.
  • NPTF port threads; optional BSPP (G).
  • Integral pilot regulator porting.
  • 1/4" auxiliary inlet pressure port.

Specifications

Inlet Pressure

  • 10 to 450 psig (0.7 to 31 bar)

Outlet Pressure

  • 25 to 250 psig (1.7 to 17.2 bar)

Operating Temperature

  • 0° to 175° F (-18° to 79° C)

Flow Rating

  • Exceed 2,000 scfm

Enclosure / Body Material

  • Body: Cast Aluminum

Material of Construction

  • Dome: Cast Aluminum
  • Cap: Teflon Coated Aluminum
  • Valve: Nitrile Bonded Aluminum
  • Elastomers: Nitrile

Port Size

  • 2", 1-1/2"

Gauge Port

  • 1/4"

Exhaust Port

  • 3/4"
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