Data Sheet
Bulletin 71.1:CS400
4
Table 1. Body Sizes, Materials, End Connections and Pressure Rating
Figure 3. Available Congurations
Monitor Stem: Stainless
Middle Diaphragm Retainer: Zinc-plated steel
Control Spring: Music wire or Stainless steel
Vent Screen: Stainless steel
Vent Retaining Ring: Zinc-plated steel
Closing Cap: Aluminum
Adjusting Screw: Aluminum
O-rings: Nitrile (NBR)
Diaphragm Case and Spring Case: Aluminum
Diaphragm Plate: Engineered Resin
Diaphragm and Disk: Nitrile (NBR)
Control Spring: Music Wire, Stainless steel or Steel
Vent Screen: Stainless steel
Closing Cap: Aluminum
Adjusting Screw: Brass
Type CS400: 9 lbs / 4 kg
Type CS403: 18.5 lbs / 8 kg
Type CS404: 11.2 lbs / 5 kg
Add 8.6 lbs / 4 kg to weights listed
ASME B16, ASME Section VIII DIV I, ASTM B117
(Corrosion Resistance and EN334)
TYPE NUMbER
OPTIONS
C S 4 0
OVERPRESSURE PROTECTION MODULE
0 Without Overpressure Protection Module
3 With Integral Monitor Module
(1)(2)
4 With Slam-shut Module
(3)
PRESSURE REGISTRATION
E External Registration
(3)
I Internal Registration
RELIEf
N Non-Relief
T Token Internal Relief
R Internal Relief
Example: Type number CS404IT: A Type CS400 regulator constructed with Type VSX4 Slam-shut module, with Internal
pressure registration and with Token relief.
1. Reference Instruction Manual D103126X012 for information regarding the Integral Monitor module.
2. Reference Instruction Manual D103127X012 for information regarding the Type VSX4 safety shut-off module.
3. Available only with Non-Relieving or Token Relief options, not Internal Relief.
bODY MATERIAL INLET SIzE OUTLET SIzE END CONNECTION
fACE-TO-fACE DIMENSION bODY PRESSURE RATING
In. mm
Gray Cast Iron
1-1/4 1-1/4
NPT
4.5 114
175 12.1
1-1/4 1-1/2
1-1/2 1-1/2
2 2 5 127
NPS 2 / DN 50 NPS 2 / DN 50 CL125 FF 10 254
Ductile Cast Iron
1-1/4 1-1/4
NPT
4.5 114
290 20.0
1-1/2 1-1/2 4.5 114
2 2 5 127
1-1/4 1-1/4
Rp
4.5 114
1-1/2 1-1/2 4.5 114
2 2 5 127
NPS 2 / DN 50 NPS 2 / DN 50
CL125 FF/CL150 FF 10 254
PN 10/16 10 254 232 16.0
Steel
1-1/4 1-1/4
NPT
4.5 114
290 20.0
1-1/2 1-1/2 4.5 114
1-1/4 1-1/4
Rp
4.5 114
1-1/2 1-1/2 4.5 114