Page 7 - SENSORS AND SYSTEMS | PEPPERL+FUCHS

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Issue date:16.08.2012
Can crushers
Door openers and
closers
Printing machines
Rotational speed
detection
Indexing
Detection of missing
parts
Edge guide control
Broken cable detec-
tion
Bottle and can top
detection
Coin payment
Broken tool detec-
tion
Why Sensors?
The typical electromechanical switch has an
inadequate service life.
Extremely fast production cycles require high
switching frequencies.
Semiconductor sensors are more suitable than
mechanical contacts for applications with very weak
load currents.
The encapsulated housing design of proximity
switches makes them impervious to the negative
effects of fluids, vibrations, impacts, dust, dirt, and oil.
The target to be detected is very light and fragile.
The movement of the target is too precise for
mechanical switches.
The target must be detected through other objects
(
e.g., plastic or glass sheets).
Typical Applications
Robotics
Conveyors
Machine tools
Counting applications
Elevators
Filling level control
Positioning
Mobile machinery
Fairground rides
Packaging machines
Anti-lock systems
Positioning of air
and hydraulic cylinders
Code readers
Valve setting
Sensors and Systems
Introduction