Instruction manual

39
CommerCial serviCe overpressure proteCtion
Type CS404 Selection Guide
BASE SENSING RELIEF ORIFICE REGULATOR SETPOINTS BODY OPTION
CODE DESCRIPTION CODE DESCRIPTION CODE DESCRIPTION CODE
SIZE,
Inch / mm
CODE
Primary - Slam shut
Inch w.c. / mbar
CODE DESCRIPTION
CS404
Integrated
Slam shut
I Internal N None 2 3/16 / 4.8 D 11 / 27 - 19 / 47 D2
1-1/4-inch FNPT,
Ductile Iron
E External T Token 3 1/4 / 6.4 K
2 psig / 0.14 bar -
3.3 psig / 0.23 bar
D3
1-1/2-inch FNPT,
Ductile Iron
5 3/8 / 9.5 N
5 psig / 0.35 bar -
6.7 psig / 0.46 bar
D4
2-inch FNPT,
Ductile Iron
6 1/2 / 13 V*
11-inches w.c.
/ 27 mbar -
6.3-inches w.c.
/ 16 mbar -
25-inches w.c.
/ 62 mbar
D9
2-inch / DN 50,
CL125 FF,
Ductile Iron
8 3/4 / 19 AB*
2 / 0.14 - 1 / 0.06 -
3.2 / 0.22
AE*
5 / 0.35 - 2.9 / 0.2 -
7.5 / 0.52
* set pressures for:
Primary - Underpressure -
Overpressure. Units are in psig / bar
Type CS403 Selection Guide
BASE SENSING RELIEF ORIFICE REGULATOR SETPOINTS BODY OPTION
CODE DESCRIPTION CODE DESCRIPTION CODE DESCRIPTION CODE
SIZE,
Inch / mm
CODE
Primary - Monitor
Inch w.c. / mbar
CODE DESCRIPTION
CS403 Integral Monitor I Internal N None 2 3/16 / 4.8 D 11 / 27 - 21 / 52 D2
1-1/4-inch FNPT,
Ductile Iron
E External T Token 3 1/4 / 6.4 H
2 psig / 0.14 bar -
2.5 psig / 0.17 bar
D3
1-1/2-inch FNPT,
Ductile Iron
5 3/8 / 9.5 L
5 psig / 0.35 bar -
6 psig / 0.41 bar
D4
2-inch FNPT,
Ductile Iron
6 1/2 / 13 D9
2-inch / DN 50,
CL125 FF,
Ductile Iron
8 3/4 / 19
Types CS803 and CS823 Selection Guide
BASE SENSING RELIEF ORIFICE REGULATOR SETPOINTS BODY OPTION
CODE DESCRIPTION CODE DESCRIPTION CODE DESCRIPTION CODE
SIZE
Inch / mm
CODE Inch w.c. / mbar CODE DESCRIPTION
CS803
Integral
Monitor,
inches w.c.
I Internal N None 2 1/4 / 6.4 D 11 / 27 D3
1 1/2-inch FNPT,
Ductile Iron
CS823
Integral
Monitor, psig
E External T Token 3 3/8 / 9.5 H 2 psig / 0.14 bar D4
2-inch FNPT,
Ductile Iron
5 1/2 / 13 L 5 psig / 0.35 bar D9
2-inch CL125 FF/
CL150 FF
Cast Iron
6 3/4 19
8 1 / 25