Easy to Install and Maintain Only Standard Tools Required for Pressure Adjustment and Orifice

Available ConfigurationsNon-Relieving:      1-1/4-inch FNPT Body: Types CS400ING-6AC6 and CS400ING-8AC6    1-1/2-inch FNPT Body: Type CS400ING-8AC7    2-inch FNPT Body: Types CS400ING-5AC8, CS400ING-6AC8,       CS400ING-8AC8, and CS400ING-8CC8 With Internal Relief:   1-1/4-inch FNPT Body: Types CS400IRG-8BC6, CS400IRG-8GC6,       CS400IRG-8EC6, CS400IRG-6IC6, and CS400IRG-8IC6    1-1/2-inch FNPT Body: Types CS400IRG-8EC7, CS400IRG-5IC7,       CS400IRG-6IC7, CS400IRG-8HC7, CS400IRG-8IC7, CS400IRG-6EC7,          CS400IRG-6GC7, and CS400IRG-8GC7    2-inch FNPT Body: Types CS400IRG-8EC8, CS400IRG-2IC8, CS400IRG-6HC8,      CS400IRG-6IC8, CS400IRG-8HC8, CS400IRG-8IC8, CS400IRG-3EC8,      CS400IRG-5EC8, and CS400IRG-8GC8

Body Sizes and End Connection StylesCast Iron: 1-1/4, 1-1/2, and 2-inch FNPT

Maximum Operating Inlet Pressure125 psig / 8,6 bar

Maximum Emergency Inlet Pressure175 psig / 12,1 bar

Outlet Pressure Range3.5-inches w.c. to 5.5 psig / 9 to 380 mbar

Maximum Emergency Outlet Pressure (Casing)25 psig / 1,7 bar

Maximum Outlet Pressure to Avoid Internal Parts Damage5 psig / 0,35 bar over setpoint

Maximum Operating Outlet Pressure5.5 psig / 380 mbar

Pressure RegistrationInternal or External

Temperature Capabilities-20° to 150°F / -29° to 66°C

Approximate Weight9 pounds / 4 kg

Type VSX4 Slam-Shut Module SpecificationsSlam-shut Overpressure shutoff (OPSO) Spring range: 12-inches w.c to 11 psig / 30 mbar to 0,75 barSlam-shut Overpressure and Underpressure shutoff (OPSO and UPSO) Spring range:    Overpressure Shutoff (OPSO): 20-inches w.c. to 16 psig / 50 mbar to 1,1 bar   Underpressure Shutoff (UPSO): 4-inches w.c. to 7.3 psig / 10 mbar to    0,50 barConnections:   Slam-shut Vent:  1/4 NPT   External Sensing Line: 1/4 NPT

Casing Material: Aluminum

Pressure Registration: Internal or External

CS400 commercial/industrial pressure reducing regulators