Sharp GP2Y0A21YK0F Infra Red Distance Sensor
Now available from PMD Way is the Sharp GP2Y0A21YK0F infra-red distance sensor. Free delivery, worldwide.
It bounces IR off objects to determine how far away they are.
It returns an analog voltage that can be used to determine how close the nearest object is. Comes with 12" long 3-JST interface wire. These sensors are good for short-range detection.
To use, connect black wire to ground, red wire to 5V and white wire to analog input. The analog voltage out will range from 3V when an object is only 4" (10 cm) away and 0.4V when the object is 32" (80 cm) away.
Download datasheet for more information (.pdf).
Don't forget to check out our full range of sensors if this doesn't meet your needs. And as always, all orders receive free delivery.
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