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MODEL
INLET SIZE
04 Rnd
05 Rnd
XG-TH, XG-FCI,
06 Rnd
XG-FCQ
07 Rnd
XG-FVI, XG-DD
08 Rnd
XG-DH, XG-BP
09 Rnd
XG-RT, XG-RA
10 Rnd
XG-TL (4 to 10)
12 Rnd
XG-FCl C2 (4 to 8)
14 Rnd
XG-FVL C2 (4 to 8)
16 Rnd
XG-TL (12)
12 Flat Oval
XG- TL (14) &
14 Flat Oval
XG-FVL C6
XG- TL (16)
16 Flat Oval
XG-FVL C4
14x8 Rect
XG-FCl C4
16x8 Rect
XG-FCI, XG-FCQ, &
18x16 Rect
XG-FVI C7
XG-TH 20
20x16 Rect
XG-TH 24
24x16 Rect
Logarithmic Flow Rate vs Pressure Drop
1.5
1.0
0.7
0.4
0.2
0.1
0.07
0.05
0.03
0.02
0.01
8
Dual Duct VAV Terminals
Figure 4 - Multi-Quadrant Averaging Flow Sensor
Note: K-factor is the
K FACTOR
calibration flow constant
at 1 in. wg delta P
300
375
540
760
990
1250
Round
1640
2350
3250
4100
2270
SIZE
2850
04 Rnd
3550
05 Rnd
06 Rnd
2450
07 Rnd
2770
08 Rnd
6200
09 Rnd
10 Rnd
6430
12 Rnd
7270
14 Rnd
16 Rnd
Flow Rate (cfm)
Flat Oval
D (in.)
SIZE
W (in.)
H (in.)
4
13
10
12 FLat Oval
5
16.25
10
14 FLat Oval
6
16 FLat Oval
16.25
10
7
8
9
10
12
14
16
Rectangle
SIZE
W (in.)
H (in.)
14x8 Rect
14
10
16x8 Rect
16
10
20x16 Rect
20
10
24x16 Rect
24
16
K Factor
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