5. Design and function
80
© Festo Didactic 655633
The PicAlfa-electrical module is assembled ready-for-use. At the reverse side of the
profile bar the following components are assembled
• a multi-pin plug distributor eightfold with M8 connectors for inductive, magnetic
and optical proximity sensors,
• a motor-speed control for the 24 V DC-motor,
• a valve terminal equipped with two 5/2-way solenoid valves, one 5/2-way
double solenoid valve and a multi-pin connector for the solenoid coils.
On the moving part of the slide is
• an optical proximity sensor (fibre-optic unit) sensing the workpieces picked-up
by the gripper.
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