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E18-D80NK E18-D50NK Adjustable Infrared Reflectance Sensor Switch Photoelectric Detect Sensor


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The Adjustable IR Reflection Sensor consists of a set of infrared transmitter and infrared receiver. It is widely used in robot to avoid obstacles, interactive media, industrial assembly line, and many other occasions. Its detection distance can be adjusted in the range of 3 - 50cm according to the demand. The normal status is high, it turns into low when there are obstacles. In addition, there is a light behind the detection probe used for showing the detection status.


  • Adjustable detection distance
  • Low consumption
  • Compact size


  • Power supply: 5V
  • Working current: <100mA
  • Detection distance: 3 - 50cm
  • Diameter: 17mm
  • Length: 45mm
  • Wire length: 25cm
  • Red: +5V; Yellow:Signal; Green/Black:GND
  • Output: DC three-wire system (NPN)
  • Use 10K pullup resistor to +5V  for the yellow output wire.


Note: Images above are just for represenatational purpose and the layout, color, etc. keeps on changing.

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