Position sensing is all about seeing black – ElectronicsWeekly.com


ElectronicsWeekly.com

Position sensing is all about seeing black
ElectronicsWeekly.com
They are accurate enough, for example, to detect a double feed in a copier, count the notes in a cash dispenser and detect the amount of paper remaining on a till roll in a mini printer or point-of-sale system. The first proximity switches were ...