Parker Pneumatic
P31D / P32D Series Dump Valves

Key Features

  • Modular design with 1/4" or 1/2" integral ports (NPT, BSPP & BSPT)
  • The 3-way, 2-position function automatically dumps downstream pressure on the loss of pilot signal
  • Adjustable slow start
  • Solenoid or air pilot options
  • High flow & exhaust capability
  • Silencer included

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Operating information

  • Operating pressure (max) Solenoid 10 bar (150 PSIG)
  • Air pilot 17 bar (250 PSIG)
  • Operating pressure (min) 3 bar (44 PSIG)
  • Operating temperature (max) Solenoid 50°C (122°F)
  • Air pilot 80°C (176°F)
  • Flow Capacity* P31 Series 17 dm3/s (36 SCFM)
  • P32 Series 48 dm3/s (97 SCFM)
  • *Inlet pressure 6.3 bar (91.3 PSIG), pressure drop 1 bar (14.5 PSIG).