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Page 52
TITANUS
PRO·SENS
®
TECHNICAL MANUAL
Double U-pipe
Fig. 4.27: Double U-pipe system
Aspiration apertures
Number of apertures
4
8
12
16
20
24
Sampling aperture
∅
in
mm
14
)
A
4.0
3.0
2.5
2.0
2.0
2.0
B
—
3.4
3.0
2.5
2.0
2.0
C
—
—
3.0
3.0
2.5
2.0
D
—
—
—
3.2
2.5
2.5
E
—
—
—
—
3.6
2.5
F
—
—
—
—
—
3.6
Quadruple U-pipe
Fig. 4.28: Quadruple U-pipe
Aspiration apertures
Number of apertures
8
16
24
32
Sampling aperture
∅
in
mm
3
)
A
3.2
2.5
2.0
2.0
B
—
3.0
2.5
2.0
C
—
—
3.0
2.0
D
—
—
—
2.5
Acceleration aperture
2.5
*
3.0
*
3.0
*
* The distance of the acceleration aperture to the last sampling aperture is entirely elective.
14
Press cut diameter in aspiration-reducing film sheet