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Operation
Turns of the set point screw (scale divisions)
7
DN 15
K vs 0.4
DN 15
K vs 1
Flow rate ranges
Fig. 9: Adjustment diagram DN 15 (20, 25) with K
28
Pressure loss across the
plant Δp
Limitation for
Type 46-5
5
6
4
E
D
in bar
1.8
plant
1.6
1.4
1.2
1.0
0.8
0.6
0.5
A
0.4
0.2
3
2
1
Possible range
= 0.4 and 1
VS
Differential pressure set point in
Type 46-5: fixed; in Type 46-6: adjust-
able to 0.2, 0.3, 0.4 and 0.5 bar
B
V [m 3 /h]
˚
0.06
0.18
0.30
0.42
0.54
0.66
0.78
0.90
1.02
1.14
C
0.2
0.4
Differential pressure at
restriction Δp in bar
EB 3130 EN
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