Features & Benefits

• High flow capacity
• Close pressure differential between crack and reseat
• Bubble-tight shutoff at all reseating pressures
• Large Gylon^® diaphragm provides maximum sensitivity
• Dome loaded and air actuated options available
• Four control pressure ranges

Specifications

Pressure Rating

Controlled Pressure Ranges
0-20, 0-50, 0-125, 0-200 PSIG [0-1.4, 0-3.5, 0-8.6, 0-14 bar]
0-300 PSIG [20 bar] (for Air Load)

 

Material

Body, Bonnet, Back Cap: 316 Stainless Steel or Brass
Main Valve Seat: Buna-N, Ethylene Propylene, Chemraz^® or Viton^®
Diaphragm: Gylon^®
O-rings: Buna-N, Ethylene Propylene, Chemraz^® or Viton^®
Remaining Parts: 300 Series Stainless Steel, Nitronic 60

 

Operating Temperature

-20°F to +165°F [-29°C to +74°C]

 

Port Size & Type

Inlet & Outlet Port Type: SAE, NPT, MS33649
Inlet & Outlet Port Size: 1/2″, 3/4″, 1″

 

Flow Capacity

Cv = 5.0

 

Load Type

Spring, Air Actuated, Dome

 

Weight

Stainless Steel: 15 lbs. [6.8 kg]
Brass: 16 lbs. [7.3 kg]