6. Commissioning
© Festo Didactic GmbH & Co. KG 29
6.3.4 Vacuum switch (Changer, vacuum suction cup)
The vacuum switch is used to detect the partial vacuum at the vacuum suction cup.
If a workpiece is securely picked up, an output signal is generated by the vacuum
switch.
Prerequisite
Changer module assembled.
Vacuum generator, vacuum suction cup and vacuum switch tubed up.
Compressed air supply switched on.
Vacuum switch is wired up.
Power supply unit switched on.
Execution
1. Switch on the compressed air supply for the vacuum generator.
2. Move a workpiece close to the vacuum suction cup until it is picked up.
3. Turn the adjusting screw of the vacuum switch in an anti clockwise direction until
the yellow LED lights up.
4. Start a test run to check if the workpiece is picked up securely. Move the rotary
drive from end position to end position. The workpiece should not drop down.
Documents
Data sheets
Vacuum switch VPEV (152619)
Operating instructions
Vacuum switch (382214)
Assembly instructions
Changer module
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