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Installation and Configuration Manual 83
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E.1.4 Density of ambient air
Taken at a relative humidity of 50%.
E.1.5 Density of water
Use pure, bubble-free water.
Table E-4 Density of ambient air (in kg/m
3
)
Air
Pressure Air Temperature (°C)
(mb)6 101418222630
900 1.122 1.105 1.089 1.073 1.057 1.041 1.025
930 1.159 1.142 1.125 1.109 1.092 1.076 1.060
960 1.197 1.179 1.162 1.145 1.128 1.111 1.094
990 1.234 1.216 1.198 1.180 1.163 1.146 1.129
1020 1.271 1.253 1.234 1.216 1.199 1.181 1.163
Table E-5 Density of water (in kg/m
3
to ITS – 90 temperature scale)
Temp
°C024681012141618
0 999.840 999.940 999.972 999.940 999.848 999.699 999.497 999.244 998.943 998.595
20 998.203 997.769 997.295 996.782 996.231 995.645 995.024 994.369 993.681 992.962
40 992.212 991.432 990.623 989.786 988.922 988.030 987.113 986.169 985.201 984.208
60 983.191 982.150 981.086 980.000 978.890 977.759 976.607 975.432 974.237 973.021
80 971.785 970.528 969.252 967.955 966.640 965.305 963.950 962.577 961.185 959.774
100 958.345