Data Sheet

Bulletin 71.1:CS800
28
Figure 15. Type CS800IR Relief Curves (Blocked Open per Orice Size) at 1 psig / 0.07 bar Set Pressure
Figure 16. Type CS800IQ High Capacity Relief Curves (Blocked Open per Orice Size) at 1 psig / 0.07 bar Set Pressure
INLET PRESSURE, psig / bar
1 NPT VENT SIZE
OUTLET PRESSURE, psig / mbar
0
0
10 /
0.69
6 /
414
5 /
345
4 /
276
3 /
207
2 /
138
1 /
69
20 /
1.4
30 /
2.1
40 /
2.8
50 /
3.4
60 /
4.1
70 /
4.8
80 /
5.5
90 /
6.2
100 /
6.9
110 /
7.6
120 /
8.3
1-3/8 in. /
35 mm
ORIFICE
1 in. /
25 mm
ORIFICE
7/8 in. /
22 mm
ORIFICE
5/8 in. /
16 mm
ORIFICE
3/8 in. /
9.5 mm
ORIFICE
1/2 in. /
13 mm
ORIFICE
3/4 in. /
19 mm
ORIFICE
1/4 in. /
6.4 mm
ORIFICE
INLET PRESSURE, psig / bar
HIGH CAPACITY 2-1/2 NPT VENT SIZE
OUTLET PRESSURE, psig / mbar
0
0
10 /
0.69
6 /
414
5 /
345
4 /
276
3 /
207
2 /
138
1 /
69
20 /
1.4
30 /
2.1
40 /
2.8
50 /
3.4
60 /
4.1
70 /
4.8
80 /
5.5
90 /
6.2
100 /
6.9
110 /
7.6
120 /
8.3
1-3/8 in. /
35 mm
ORIFICE
1 in. /
25 mm
ORIFICE
7/8 in. /
22 mm
ORIFICE
3/4 in. /
19 mm
ORIFICE
5/8 in. /
16 mm
ORIFICE
1/2 in. /
13 mm
ORIFICE
3/8 in. /
9.5 mm
ORIFICE
1/4 in. /
6.4 mm
ORIFICE