Samson 42-34 Mounting And Operating Instructions page 50

Operation
Pressure loss across the plant
Turns of the set point screw
(flow set point adjustment)
6
DN 50
Fig. 7-5: Adjustment diagram DN 32 to 50
7-8
Δp (bar)
4
2
DN 32
DN 40
Differential pressure set point
(fixed in Type 42-38, adjustable in Type 42-34)
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.1
0.2 0.4 0.5
°
V
max
m /h
3
3.0
6.0
9.0
12.0
15.0
18.0
21.0
24.0
27.0
Differential pressure at
restriction Δp (bar)
EB 3013 EN