3 Product description
3.1 Function
Diaphragm pumps are dry compressing positive displacement pumps. The movement of diaphragms
generates a periodic change of the suction chamber volume. The gas flow causes the valves to open
and close automatically. The pump unit is directly connected to the drive motor.
10
1
4
5
8
2
6
9
7
3
11
Fig. 2:
Diaphragm pump design
1 Diaphragm head 4
7
Hose connection with banjo bolts
2 Cover, lid
8
Fixing plate
3 Connecting socket
9
Diaphragm head 1
4 LED
10
Vacuum connection, G 1/8"
5 Diaphragm head 3
11
Exhaust with silencer, G 1/8"
6 Diaphragm head 2
3.1.1 Drive
The diaphragm pump forms a compact unit with the electronic drive unit. The integrated electronic drive
unit permits the control and monitoring of pumping functions via the "remote" interface using a Pfeiff-
er Vacuum display and control unit.
3.1.2 Pumping system
The diaphragm pump has 4 diaphragm heads and 3 pumping stages.
3.1.3 Cooling
The diaphragm pump is convection-cooled and does not have its own fan.
Product description
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