PRODUCT 

• Outlet Pressures  
• Fixed Factor Billing / PFM Applications
• Internal Relief Valve 
• Application Flexibility 
• Integral Slam-Shut Device
• True-Monitor™ 
• Orifice
• Retrofittable
• Easy Inspection 

Available Constructions
Type S201: Basic construction without internal relief for 2 to 30-inches w.c. / 5 to
   75 mbar outlet pressures
Type S201H: Type S201 with a heavy diaphragm plate for 1 to 5 psig / 0.07 to
   0.35 bar outlet pressures
Type S201K: Type S201 with a heavy diaphragm plate for 2 to 10 psig / 0.14 to
   0.69 bar outlet pressures 
Type S201P: Type S201 with downstream control line connection and O-ring stem
   seal for external pressure registration
Type S201PK: Combination of Types S201K and S201P
Types S202, S202H, S202P: Types S201, S201H, and S201P constructions with
   internal relief
Types S203, S203H, S203P: Types S201, S201H, and S201P constructions
   with True-Monitor™ monitor regulator to provide overpressure protection.  
   Available in Cast iron body only.
Types S204, S204H: Types S201 and S201H constructions with a low outlet
   pressure shutoff. Available in Cast iron body only.
Types S206, S206H: Types S202 and S202H constructions with a low outlet
   pressure shutoff with internal relief. Available in Cast iron body only.
Types S208, S208H, S208P, S208K, S208PK: Types S201, S201H, S201P,
   S201K, and S201PK constructions with a Type VSX-2 slam-shut device to
   provide overpressure (OPSO) or over and underpressure (UPSO) protection. 
   Available in  Ductile iron body only.
Types S209, S209H, S209P: Types S202, S202H, and S202P constructions with
   a Type VSX-2 slam-shut device to provide overpressure (OPSO) or over and|
   underpressure (UPSO) protection. Available in Ductile iron body only.

Body Sizes and End Connection Styles
Cast Iron: 
NPS 1-1/4, 1-1/2, 1-1/2 x 2, 2 / DN 32, 40, 40 x 50, 50; NPT, BSP or CL125 FF
NPS 2 / DN 50 ; NPT; BSP; or CL125 FF

Ductile Iron:
NPS 1-1/4, 1-1/2, 1-1/2 x 2, 2 / DN 32, 40, 40 x 50, 50; NPT, BSP
NPS 2 / DN 50 ; NPT; BSP; CL125 FF orCL250 RF flanged; or PN 10-16 flanged 

Steel:
NPS 1-1/4, 1-1/2, 1-1/2 x 2, 2 / DN 32, 40, 40 x 50, 50; NPT; BSP; 
NPS 2 / DN 50 ; NPT; BSP; CL150 RF; or PN 10-16 flanged
     

Maximum Inlet Pressures
Maximum Emergency (Body Rating) Inlet Pressure: 175 psig / 12.1 bar
Maximum Operating Inlet Pressure: 125 psig / 8.6 bar

Maximum Outlet Pressure (Casing)
15 psig / 1.0 bar

Outlet Pressure Range
2-inches w.c. to 30 psig / 5 mbar to 0.69 bar

Pressure Registration
Internal or External

Temperature Capabilities
Nitrile (NBR): -20 to 150°F / -29 to 66°C
Fluorocarbon (FKM): 0 to 200°F / -18 to 93°C;Upper temperature limitation
   due to Nylon (PA) stabilizers
Type VSX-2: -20 to 140°F / -29 to 60°C

Approximate Weight
28 Pounds / 13 kg

Additional Technical Data
For additional technical information, contact your local Sales Office or refer to technical documentation.