Features & Benefits
  • Port size DN 8...50, G1/4...2
  • For fluids with high particle contamination; 
  • Fluid isolated from valve actuator; 
  • Optimised dimensions and weight; 
  • Vacuum version as an option; 
  • Compact valve for industrial applications; 
  • International approvals

Medium: neutral fluids with high particle contamination

Pilot fluid: air max. +60degC

Switching function: normally closed with pilot pressure

Operation: externally actuated seat valve

Mounting position: optional 

Flow direction: determined

Port size: G1/4, 3/8, 1/2, 3/4, 1, 1 1/4, 1 1/2, 2

Pilot connection: G1/4

Operating pressure: 0.2...16bar

Differential pressure: 0.2bar required

Pilot pressure:

  • G1/4...1/2: max. 6bar higher than operating pressure
  • G 3/4...2: max. 1bar higher than operating pressure

Fluid temperature: -10...+90degC 

Ambient temperature: -10...+60degC

Viscosity: max to 80mm2/s

Materials: 

Body: brass (CW617N)

cover: brass (2.0402)

Seat seal: NBR

Internal parts: brass, stainless steel

main sealing element: fabric reinforced NBR diaphragm with valve plate

valve seat: brass