A background check for photoelectric sensors.

Autor: Frigyes, Gary, Myers, Ed, Allison, Jeff, Teschler, Leland
Předmět:
Zdroj: Machine Design; 5/19/2005, Vol. 77 Issue 10, pS1-S8, 6p, 2 Color Photographs, 6 Diagrams
Abstrakt: Discusses the functionality of photoelectric sensors. Significance of reflectors in operating photoelectric sensors; Factors that affect the sensitivity of the sensor; Advantage of using the technique background suppression in operating the sensor; Challenges in using background suppression. INSET: Dealing with darkness.
Databáze: Complementary Index