Samson 42-34 Mounting And Operating Instructions page 40

Operation
Turns of the set point screw
(flow set point adjustment)
6
DN 50
Fig. 12: Adjustment diagram DN 32 to 50
40
Δp (bar)
Pressure loss in the plant
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 3 /h
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