Name: Fisher&#8482; CS400 Pressure Reducing Regulators
Brand: Fisher

Fisher CS400 Series direct-operated, spring-loaded regulators provide pressure-reducing applications for commercial and light industrial installations.

This flexibility is provided by the numerous body sizes and end connections, outlet pressure settings, orifice sizes, as well as the option for internal or external pressure registration. In addition to application flexibility, the CS400 Series offers multiple overpressure protection options to meet your demands on application requirements.

CAD Drawings and Models: Click Here

Fisher™ CS400 Pressure Reducing Regulators

Specs

Available Configurations

Stand-Alone Regulator, Non-relief, Token relief, Internal or External pressure registration, Integral True-Monitor, VSX4 Slam-Shut Module

Hydrogen (H2)

The CS400 family was validated for hydrogen service through extensive high pressure hydrogen testing to analyze sealing performance and material compatibility. For additional details regarding the evaluation and testing, please refer to “Blending Hydrogen with Natural Gas : Technical Factors to Consider”.

Body Sizes and End Connection Styles

Gray CI: 1-1/4, 1-1/4x1-1/2, 1-1/2, 2 NPT, NPS2/DN50, CL125 FF
DI: 1-1/4, 1-1/2, 2NPT, Rp 1-1/4, 1-1/2, 2, NPS2/DN50, CL125 FF, CL150 FF, or PN10/16
ST: 1-1/4, 1-1/2 NPT, Rp 1-1/4, 1-1/2

Maximum Operating Inlet Pressure

125 psig / 8,6 bar

Outlet Pressure Range

3.5-inches w.c. to 5.5 psig / 9 to 380 mbar in nine ranges

Maximum Emergency Outlet Pressure (Casing)

25 psig / 1,7 bar

Maximum Outlet Pressure to Avoid Internal Parts Damage

5 psi / 0,34 bar over set point

Maximum Operating Outlet Pressure

5.5 psig / 380 mbar

Pressure Registration

Internal or External

Token Relief

Cg = 67

Temperature Capabilities

-20° to 150°F / -29° to 66°C

Approximate Weights

Threaded Body:
Type CS400: 9 Pounds / 4 kg
Type CS403: 18.5 Pounds / 8 kg
Type CS404: 11.2 Pounds / 5 kg
Flanged Body: Add 8.6 Pounds / 4 kg to weights listed

Type TM600 True-Monitor™ Specifications

Control Press: 11wc-7.5psi/27-517mbar
Max Op Outlet Press TM600 on CS403:7.5psi/517mbar
Vent:1/4 NPT
Ext Sense: 1/4 NPT
Case Material: AL
Press Reg: Same as Regulator

Type VSX4 Slam-Shut Module Specifications

OPSO:10wc-19psi/25-1300mbar
OPSO/UPSO:
OPSO:0.73wc-8.7psi/50-600mbar
UPSO:4wc-7.3psi/10-500mbar
Vent:1/4 NPT
Ext Sense:1/4 NPT
Case Material:AL
Press Reg:Int or Ext

Fisher™ CS400 Pressure Reducing Regulators

Specs

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