Twin City Airflow Measuring System Using Piezometer Ring - ES-105 User Manual
Page 3
Twin City Engineering Supplement ES-105
3
Table 8: MPQN
Size
Free Inlet
F
Ducted Inlet
F
A
122
944.92
996.36
0.344
150
1206.40
1272.08
0.439
165
1518.58
1601.26
0.552
182
1821.92
1948.58
0.721
200
2185.80
2337.76
0.865
222
2713.93
2902.60
1.074
245
3285.02
3513.39
1.300
270
3997.61
4275.53
1.582
300
4945.21
5289.01
1.957
330
5968.62
6383.56
2.362
365
7290.21
7797.03
2.885
402
8869.55
9486.16
3.510
445
10827.92
11580.68
4.285
490
13135.01
14048.16
5.198
Table 11: HAF
Size
Free Inlet
F
Ducted Inlet
F
A
220
3097.65
2982.99
1.074
240
3751.56
3612.69
1.300
270
4564.01
4395.06
1.582
300
5645.17
5436.20
1.957
330
6814.93
6562.66
2.362
360
8324.78
8016.62
2.885
400
10136.79
9761.55
3.513
450
12364.13
11906.44
4.285
490
15006.24
14450.75
5.201
540
18395.67
17714.71
6.376
600
22497.31
21664.52
7.797
660
27220.44
26212.81
9.434
730
33299.14
32066.49
11.541
Table 10: Industrial
Size
Free Inlet
F
Ducted Inlet
F
A
905
410.40
448.22
0.123
907
828.77
905.13
0.249
909
1392.65
1520.97
0.418
911
2102.04
2295.74
0.630
913
2956.96
3229.43
0.887
915
3957.39
4322.05
1.187
917
5103.34
5573.59
1.530
919
6394.80
6984.06
1.917
921
7831.78
8553.45
2.348
923
9311.11
10169.10
2.792
926
11944.07
13044.67
3.581
929
14904.43
16277.82
4.469
933
19360.90
21144.93
5.805
937
24399.43
26647.75
7.316
941
30020.04
32786.27
9.001
945
36222.71
39560.50
10.861
949
43007.45
46970.43
12.896
954
51820.34
56595.39
15.538
960
64125.64
70034.58
19.228
Table 9: HIB/RTF
Size
Free Inlet
F
Ducted Inlet
F
A
180
1917.29
2067.76
0.721
200
2297.97
2478.32
0.865
220
2853.70
3077.66
1.074
240
3456.11
3727.35
1.300
270
4204.57
4534.55
1.582
300
5200.59
5608.74
1.957
330
6278.22
6770.95
2.362
360
7669.16
8271.05
2.885
400
9338.47
10071.37
3.513
450
11390.39
12284.33
4.285
490
13824.42
14909.38
5.201
540
16946.91
18276.93
6.376
600
20725.53
22352.11
7.797
660
25076.69
27044.75
9.434
730
30676.66
33084.21
11.541
800
37530.69
40476.16
14.120
Note: Pressure tap locations for the HAF do not follow TCF&B
convention. Consult factory for locations.
Table 12: VBC/VAF
Size
Free Inlet
F
Ducted Inlet
F
A
8
885.69
–
0.168
9
1112.13
–
0.211
10
1411.51
–
0.268
11
1853.97
–
0.352
12
2377.21
–
0.451
14
2988.43
–
0.567
16
3772.50
–
0.716
18
4647.81
–
0.882
20
5935.11
–
1.126
22
7525.35
–
1.428
25
9344.89
–
1.773
28
11907.60
–
2.260
32
15141.89
–
2.873
36
19112.86
–
3.627
40
23675.45
–
4.493
Size
Free Inlet
F
Ducted Inlet
F
A
122
793.96
849.16
0.3142
150
1189.43
1272.12
0.4707
165
1439.60
1539.68
0.5697
182
1821.92
1948.58
0.721
200
2185.80
2337.76
0.865
222
2713.93
2902.60
1.074
245
3285.02
3513.39
1.300
270
3997.61
4275.53
1.582
300
4945.21
5289.01
1.957
330
5968.62
6383.56
2.362
365
7290.21
7797.03
2.885
Table 13: MPLFN/MPLFS/MPLQN/MPLQS