PITOT TRAVERSE DATA - Round Duct
Pitot Traverse Matrix
Duct Diameter |
0-6 in.
|
6-48 in.
|>48 in. or unstable
velocity
Readings
| 12 (6/traverse) | 20 (10/traverse) |
40 (20/traverse)
TEST |
Velocity
Velocity
| # |
Velocity
Velocity
POINT|
Pressure
|
|
Pressure
1 | __________
__________
| 21 | __________
__________
|
|
|
2 | __________
__________
| 22 | __________
__________
|
|
|
3 | __________
__________
| 23 | __________
__________
|
|
|
4 | __________
__________
| 24 | __________
__________
|
|
|
5 | __________
__________
| 25 | __________
__________
|
|
|
6 | __________
__________
| 26 | __________
__________
|
|
|
7 | __________
__________
| 27 | __________
__________
|
|
|
8 | __________
__________
| 28 | __________
__________
|
|
|
9 | __________
__________
| 29 | __________
__________
|
|
|
10 | __________
__________
| 30 | __________
__________
|
|
|
11 | __________
__________
| 31 | __________
__________
|
|
|
12 | __________
__________
| 32 | __________
__________
|
|
|
13 | __________
__________
| 33 | __________
__________
|
|
|
14 | __________
__________
| 34 | __________
__________
|
|
|
15 | __________
__________
| 35 | __________
__________
|
|
|
16 | __________
__________
| 36 | __________
__________
|
|
|
17 | __________
__________
| 37 | __________
__________
|
|
|
18 | __________
__________
| 38 | __________
__________
|
|
|
19 | __________
__________
| 39 | __________
__________
|
|
|
20 | __________
__________
| 40 | __________
__________
Confirm 1 __________
| Confirm 1 __________
Confirm 2 __________
| Confirm 2 __________
----------------------------------------------------------------------------
Velocity Sum
______________ |
(Without Confirm Value)
|
---------------------------------------|-------------------------------------
Velocity Sum/# Readings = Average Velocity x Duct Area = Actual Volume Flow
Rate _____ FPM / _____ =
________ FPM
x
______ SQ. Feet = ______ ACFM
SECTION 15951N
Page 20
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