Telemark TVP-2000 - Page 66

Page 66 of 66
TVP Manual (full) March 2007 CE rev 03.doc
Partial pressure of water vs. Temperature and pumping efficiency
-150
-140
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
6.7E+00 1.3E+00 2.7E-01 6.7E-02 1.3E-02 2.7E-03 6.7E-04 1.3E-04 2.7E-05 6.7E-06 1.3E-06 2.7E-07 6.7E-08 1.3E-08 2.7E-09
mbar
T oC
98% efficiency
95% efficiency
90% efficiency
Diagram 23 Pumping efficiency of H
2
O at partial pressure (mbar) vs. Temperature
o
C