Flowmetering Turbine flowmeters 3
Typical Imperial flowrates Air (SCFM) at 70 °F
Nominal pipe size
Rotor
Pressure
3"
6"
8"
12"
16"
24"
Minimum
7
31
55
129
213
529
5 psi g
Maximum
98
404
714
1 660
2 729
6 702
Minimum
62
255
451
1 051
1 730
4 257
R40
100 psi g
Maximum
790
3 252
5 741
13 313
21 791
53 019
Minimum 117
484
857
1 992
3 273
8 031
200 psi g
Maximum
1 494
6 146
10 846
25 128
41 083
99 739
Minimum
9
36
63
148
244
606
5 psi g
Maximum
143
590
1 043
2 426
3 984
9 765
3.7 10
Minimum
71
292
517
1 204
1 980
4 871
R30
100 psi g
Maximum
1 153
4 746
8 376
19 412
31 753
77 152
Minimum 134
555
981
2 281
3 747
9 186
200 psi g
Maximum
2 181
8 964
15 814
36 617
59 832
145 094
Minimum
15
63
112
262
432
1 071
5 psi g
Maximum
230
951
1 680
3 904
6 406
15 665
Minimum 125
517
913
2 124
3 489
8 557
R20
100 psi g
Maximum
1 855
7 628
13 458
31 168
50 942
123 591
Minimum 237
979
1 730
4 020
6 595
16 126
200 psi g
Maximum
3 506
14 397
25 389
58 747
95 927
232 348
Minimum
26
110
195
454
748
1 849
5 psi g
Maximum
478
1 968
3 476
8 067
13 217
32 219
Minimum 216
893
1 578
3 666
6 016
14 715
R10
100 psi g
Maximum
3 831
15 728
27 734
64 166
104 762
253 698
Minimum 410
1 691
2 987
6 933
11 362
27 714
200 psi g
Maximum
7 230
29 650
52 259
120 804
197 092
476 732
TI-P198-04 CMGT Issue 5
Page 10 of 13
RIM20 Rotor Insertion Flowmeter
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