Best sensor to detect a coin through a slot

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slot on my board Problem is that although the sensor has a light that goes off and indicates that the sensor is sensing the bed, it doesn't

SJ3,5-S1N Pepperl+Fuchs Inductive Slot Sensor Slot Type Inductive Sensor Slot type inductive sensor is used for metal sensing purpose slot is 3mm It can be used where space is is

video slot gratis senza scaricare Inductive Sensors - PNP vs NPN - vs  Inductive and capacitive sensors can also detect a passing piece of metal, but not plastic coins MorganS December 1, 2018, 4:58am 4 Pull