DesignPoppet valve with piston drive
Type of actuationPneumatic
Sealing principleSoft
Mounting positionoptional
Type of mountingIn-line installation
Line connectionThreaded coupling 1 1/4 NPT to ANSI/ASME B 1.20.1
Nominal size31 mm
Valve function2/2-way, closed, monostable
Flow directionNon-reversible
Medium pressure0 bar ... 7 bar
Nominal pressure PN40
Exhaust-air functionWithout flow control option
Type of resetMechanical spring
Type of pilotingExternally controlled
Pneumatic connectionFemale thread G1/8
Operating pressure87 psi ... 145 psi
Symbol00991367
MediumVapour Mineral oil-based hydraulic fluid Inert gases Mineral oil Water Filtered compressed air, grade of filtration 200 µm Neutral fluids
Direction of flowBelow valve seat, for gaseous and liquid media
Operating mediumCompressed air to ISO 8573-1:2010 [7:4:4]
Max. viscosity600 mm²/s
Media temperature-40 °C ... 200 °C
Flow rate Kv10.7 m³/h
Note on materialsRoHS-compliant
LABS (PWIS) conformityVDMA24364 zone III
Material process valve housingStainless steel casting
Material number process valve housing1.4408
Material spindle sealPTFE
Material seat sealPTFE
Product weight2200 g
CE mark (see declaration of conformity)In accordance with EU Pressure Equipment Directive
UKCA marking (see declaration of conformity)to UK Pressure Equipment Regulations
Corrosion resistance class CRC2 - Moderate corrosion stress
Material drive housingNickel-plated brass