Features & Benefits
- Diaphragm sensed, highly sensitive
- Modular construction, easy service
- External sensing available for improved accuracy
- Balanced main valve increases seat life
- Mounts in any position
- Low droop and lock-up
Specifications
Pressure Rating
Maximum Inlet Pressure: 3,600 & 6,000 PSIG [248 & 414 bar]
Outlet Pressure Ranges: To maximum inlet
Material
Body: 303, 316 Stainless Steel
Seat: CTFE or Vespel®
Diaphragm: Buna-N or Viton®
O-rings: Buna-N or Viton®
Back-up Rings: Teflon®
Remaining Parts: 300 Series Stainless Steel
Port Size & Type
Inlet & Outlet Port Type: SAE, NPT, MS33649
Port Size:
Cv = 3.3: 3/4″ or 1″
Cv = 6.0: 3/4″ (reduces overall Cv to 5.0), 1″ or 1-1/4″ (SAE or MS only)
Cv = 12.0: 1″ or 1-1/4″
Operating Temperature
Cv = 3.3
-40°F to +165°F [-40°C to +74°C]
Cv = 6.0
Buna-N: -40°F to +165°F [-40°C to +74°C]
Viton®: -15°F to +165°F [-26°C to +74°C]
Cv = 12.0
-15°F to +165°F [-26°C to +74°C]
For extended temperature applications, consult TESCOM.
Flow Capacity
Cv = 3.3, 6.0 or 12.0 1.
1. A secondary pressure drop due to the outlet cross-hole can significantly affect the rate flow capacity. Contact TESCOM for flow curve data when outlet pressure is less than 1,000 PSIG [70 bar].
Load Type
Dome
Weight
Cv = 3.3: 25 lbs [11.32 kg]
Cv = 6.0: 40 lbs [18 kg]
Cv = 12.0: 60 lbs [27 kg]