KROHNE OPTIMASS Series Handbook page 73

Mass flowmeters and 050/051 converters
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Density of water as a function of temperature
Temperature in
Density in
°C
°F
kg/m
0
32
999.8396
0.5
32.9
999.8712
1
33.8
999.8986
1.5
34.7
999.9213
2
35.6
999.9399
2.5
36.5
999.9542
3
37.4
999.9642
3.5
38.3
999.9701
4
39.2
999.9720
4.5
40.1
999.9699
5
41
999.9638
5.5
41.9
999.9540
6
42.8
999.9402
6.5
43.7
999.9227
7
44.6
999.9016
7.5
45.5
999.8766
8
46.4
999.8482
8.5
47.3
999.8162
9
48.2
999.7808
9.5
49.1
999.7419
10
50
999.6997
10.5
50.9
999.6541
11
51.8
999.6051
11.5
52.7
999.5529
12
53.6
999.4975
12.5
54.5
999.4389
13
55.4
999.3772
13.5
56.3
999.3124
14
57.2
999.2446
14.5
58.1
999.1736
15
59
999.0998
15.5
59.9
999.0229
16
60.8
998.9432
16.5
61.7
998.8607
17
62.6
998.7752
17.5
63.5
998.6870
18
64.4
998.5960
18.5
65.3
998.5022
19
66.2
998.4058
19.5
67.1
998.3066
20
68
998.2048
20.5
68.9
998.1004
21
69.8
997.9934
21.5
70.7
997.8838
22
71.6
997.7716
3
lb/ft3
62.41999
62.42197
62.42367
62.42509
62.42625
62.42714
62.42777
62.42814
62.42825
62.42812
62.42774
62.42713
62.42627
62.42517
62.42386
62.42230
62.42053
62.4185
62.41632
62.41389
62.41125
62.40840
62.40535
62.40209
62.39863
62.39497
62.39112
62.38708
62.38284
62.37841
62.37380
62.36901
62.36403
62.35887
62.35354
62.34803
62.34235
62.33650
62.33047
62.32428
62.31793
62.31141
62.30473
62.29788
62.29088
Installation and Operating Instructions OPTIMASS
Temperature in
Density in
3
°C
°F
kg/m
22.5
72.5
997.6569
23
73.4
997.5398
23.5
74.3
997.4201
24
75.2
997.2981
24.5
76.1
997.1736
25
77
997.0468
25.5
77.9
996.9176
26
78.8
996.7861
26.5
79.7
996.6521
27
80.6
996.5159
27.5
81.5
996.3774
28
82.4
996.2368
28.5
83.3
996.0939
29
84.2
995.9487
29.5
85.1
995.8013
30
86
995.6518
30.5
86.9
995.5001
31
87.8
995.3462
31.5
88.7
995.1903
32
89.6
995.0322
32.5
90.5
994.8721
33
91.4
994.7100
33.5
92.3
994.5458
34
93.2
994.3796
34.5
94.1
994.2113
35
95
994.0411
35.5
95.9
993.8689
36
98.6
993.6948
36.5
97.7
993.5187
37
98.6
993.3406
37.5
99.5
993.1606
38
100.4
992.9789
38.5
101.3
992.7951
39
102.2
992.6096
39.5
103.1
992.4221
40
104
992.2329
40.5
104.9
992.0418
41
105.8
991.8489
41.5
106.7
991.6543
42
107.6
991.4578
42.5
108.5
991.2597
43
109.4
991.0597
43.5
110.3
990.8581
44
111.2
990.6546
44.5
112.1
990.4494
lb/ft3
62.28372
62.27641
62.26894
62.26132
62.25355
62.24563
62.23757
62.22936
62.22099
62.21249
62.20384
62.19507
62.18614
62.17708
62.16788
62.15855
62.14907
62.13947
62.12973
62.11986
62.10987
62.09975
62.08950
62.07912
62.06861
62.05799
62.04724
62.03637
62.02537
62.01426
62.00302
61.99168
61.98020
61.96862
61.95692
61.94510
61.93317
61.92113
61.90898
61.89672
61.88434
61.87186
61.85927
61.84657
61.83376
72

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