System Sensor FAAST FL0111E-HS - Page 13

D200-101-01
13
I56-6574-000
CLASSAPIPEDESIGNSWITHSINGLESAMPLEHOLESIZE(Inc.SAMPLINGENDHOLE)
AND10mSPACING1PIPE
Pipe
Length
Number
ofholes
Hole
size
End
hole
Air
flow
Flow
balance
Average
sensitivity
Alarm
level
Fan Totalhole
area
(m)  (mm) (mm) (I/min)  (%/m)   (mm
2
)
80 X ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐
70 X ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐
60 X ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐
50 X ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐
40 3 5.5 5.5 40 0.86 0.20 1 10 71.28
30 3 6 6 46 0.83 0.20 1 9 84.83
20 2 6.5 6.5 44 0.94 0.14 1 10 66.37
10 X ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐
X:Noadequateorrecommendedsinglesampleholesizedesign
CLASSAPIPEDESIGNSWITHSINGLESAMPLEHOLESIZE(Inc.SAMPLINGENDHOLE)
AND10mSPACING2PIPE(T‐FORM)
Each
pipe
Number
ofholes
Hole
size
End
hole
Air
flow
Flow
balance
Average
sensitivity
Alarm
level
Fan Total
holearea
(m) (perpipe) (mm) (mm) (I/min)  (%/m)   (mm
2
)
50 3 5 5 45 0.84 0.40 1 4 117.83
40 3 4.5 4.5 46 0.89 0.40 1 5 95.44
30 3 4 4 46 0.93 0.40 1 7 75.41
20 2 5 5 46 0.96 0.40 2 6 78.55
10 1 6.5 6.5 44 1 0.33 3 8 66.37
