Purge Curves A - 15

100
80
60
40
20
125 175 225 275
PURGE GAS FLOW RATE (SCFM)
325
P
1
100 150 200 250 300
10
30
50
70
90
75
0
PURGE PRESSURE P
1
PSIG
350

Figure A.12 Critical Orifice Calibration Curve

(LS1250, LS1500)

Orifice Dia. .688
Gas: Air
Temp: 100°F
CD: .65
HYDROBLOC LS SERIES
PURGE CURVES