Which of the following is a disadvantage of using an optical proximity switch?
A. Limited sensing range
B. Susceptibility to interference from ambient light
C. High cost
D. Difficult to install
Answer:B
Which of the following is a disadvantage of using an optical proximity switch?
A. Limited sensing range B. Susceptibility to interference from ambient light C. High cost D. Difficult to install
Explanation: Optical proximity switches can be susceptible to interference from ambient light, which can affect their accuracy.