Sensors and Limit Switches - CEU
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1
_____________ use light to detect the presence or absence of an object.
2
The pictured image is which of the following photoelectric sensor operation modes?
3
Which type of sensor is best for detecting liquid targets?
4
Select the two types of proximity sensors.
5
One of the strengths of limit switches is that they can be used in any industrial environment due to their rugged design.
6
Proximity sensors require the physical contact of an object to make the contacts change state.
7
What are two types of target approaches?
8
Capacitive proximity sensors can only sense non-metallic objects.
9
The component of a limit switch that physically comes in contact with the target is called the _____________.
10
Photoelectric sensors use light to detect the presence / absence of an object.