Match the Statement That Describes a Sensor Type with the Name

Multiple Choice

Match the statement that describes a sensor type with the name of the sensor mode .
-Mounting of the sensor is restricted to only one side of the object so the sensor used must be

A) Polarized retroreflective sensor type
B) Retroreflective photoelectric sensor type
C) Through-beam photoelectric sensor type
D) Diffuse photoelectric sensor type