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6.1.3
Pressure control
Adjusting the pressure set point at the set
point adjuster
Î Adjust the pressure set point while
watching the pressure gauge on the
downstream pressure side. To do this,
load the set point spring (15.4) at the set
point adjuster (15.1) on the pressure
control actuator.
Turn clockwise to increase the pressure
set point.
Turn counterclockwise () to reduce the
pressure set point.
Fig. 11: Set point adjustment
Spring height H
EB 3131-1 EN
Set point p in bar
15.1
2,50
2,25
2,00
1,75
1,50
1,25
1,00
0,75
0,50
60
Fig. 12: Pressure set point adjustment according to the dia-
F
Note
The adjusted pressure changes by 0.03 bar
after each turn of the set point adjuster with
a set point range from 1.0 to 2.2 bar.
Adjusting the pressure set point by chang-
ing the spring height H
An adjustment of the set point can also be
made by changing the adjustable spring
height H
of the set point spring.
F
Note
A rough initial set point adjustment is only
possible by changing the spring height H
Check the pressure at the pressure gauge
downstream of the regulator for a precise set
point adjustment.
70
80
90
gram · Spring height H
F
100
110
120
130
F
Operation
.
F
H
in mm
F
27
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