Fisher CS403 Instruction Manual page 4

CS400 Series
M1060
INLET PRESSURE
OUTLET PRESSURE
ATMOSPHERIC PRESSURE
Figure 2. Type CS400IR Internally Registered Regulator with Internal Relief Operational Schematic
BODY MATERIAL INLET SIZE
1-1/4
1-1/4
Gray Cast Iron 1-1/2
2
NPS 2 / DN 50
1-1/4
1-1/2
2
1-1/4
Ductile Iron
1-1/2
2
NPS 2 / DN 50
1-1/4
1-1/2
Steel
1-1/4
1-1/2
OUTLET PRESSURE RANGE
TYPE
In. w.c.
3.5 to 5
4.5 to 6.5
6 to 8
7.5 to 11
CS400,
CS403 and 10 to 14
CS404
12 to 19
18 in. w.c. to 1 psig
1 to 2 psig
2 to 5.5 psig
4
RELIEF VALVE STEM
RELIEF SPRING
Table 4. Body Sizes, Material, End Connections and Pressure Ratings
OUTLET SIZE END CONNECTION
1-1/4
1-1/2
1-1/2
2
NPS 2 / DN 50
1-1/4
1-1/2
2
1-1/4
1-1/2
2
CL125 FF / CL150 FF
NPS 2 / DN 50
1-1/4
1-1/2
1-1/4
1-1/2
Table 5. Outlet Pressure Ranges
PART NUMBER
mbar
9 to 12 GE30198X012
11 to 16 GE30195X012
15 to 20 GE30188X012
19 to 27 GE30189X012
25 to 35 GE30224X012
30 to 47 GE30196X012
45 to 69 GE30225X012
69 to 138 GE30190X012
138 to 380 GE30197X012
FACE-TO-FACE DIMENSION
In.
4.5
NPT
5
CL125 FF 10
4.5
NPT 4.5
5
4.5
Rp 4.5
5
10
PN 10/16 10
4.5
NPT
4.5
4.5
Rp
4.5
SPRING WIRE DIAMETER
SPRING
COLOR
In.
Red 0.098
Purple 0.080
Gold 0.108
Blue 0.110
Unpainted 0.110
Green 0.112
Orange 0.120
Black 0.140
Yellow 0.172
RELIEF VALVE SPRING
RELIEF SEAT
PRESSURE RETAINING PLUG
(DO NOT REMOVE WHILE UNIT
IS PRESSURIZED)
BODY PRESSURE RATING
mm psig
114
175
127
254
114
114
127
114 290
114
127
254
254 232
114
114
290
114
114
SPRING FREE LENGTH
mm In.
2.49 4.18
2.03 4.32
2.74 4.18
2.79 4.40
2.79 4.40
2.85 4.70
3.05 4.94
3.56 4.66
4.37 4.42
bar
12.1
20.0
16.0
20.0
mm
106
110
106
112
112
119
125
118
112