A - 4 Purge Curves

Figure A.1 Critical Orifice Calibration Curve

(LS60)

Orifice Dia. .129
Gas: Air
Temp: 100°F
CD: .65
100
80
60
40
20
5 8 10 12
PURGE GAS FLOW RATE (SCFM)
14
P
1
10
30
50
70
90
4
0
PURGE PRESSURE P
1
PSIG
67 9 11 13 15
HYDROBLOC LS SERIES
PURGE CURVES