Sensors and Limit Switches - CEU
Your final score on this exam will be emailed to you for your records.
First name:   Last name:  
Company name:   E-Mail Address  
City   State  
Province (Optional)   Country (Optional)  
1
_____________ use light to detect the presence or absence of an object.
2
Select the two types of proximity sensors.
3
The pictured image is which of the following photoelectric sensor operation modes?
4
Proximity sensors require the physical contact of an object to make the contacts change state.
5
Which type of sensor is best for detecting liquid targets?
6
One of the strengths of limit switches is that they can be used in any industrial environment due to their rugged design.
7
Capacitive proximity sensors can only sense non-metallic objects.
8
Photoelectric sensors use light to detect the presence / absence of an object.
9
What are two types of target approaches?
10
The component of a limit switch that physically comes in contact with the target is called the _____________.