Fig. 4
Pump element
Pumping element GS100...
1 – Flow rate set screw
2 – Outlet port
3 – Fixing screw on pump h seal
4 – Piston pump with heel
Pump element
The pump element type GS100.8._ is made
of two different pistons: the valve piston and
the pumping piston. The pump piston is buil-
ding up the pressure inside the pump ele-
ment. It is actuated (to-and-fro movement)
by the eccentric as the heel of the piston is
inserted into the groove of the eccentric.
The pumping element has a check valve at
the outlet connection.
1
2
3
4
Pump element
Order No.
Tube
Flow rate
–
mm
cm
3
/stroke
GS100.8.6
Ø6
0 à 0,15
GS100.8.6
Ø8
0 à 0,15
17
