QTR-8RC reflectance sensor array, digital, Pololu 961

Brand: Pololu
Product Code: AN-00020
Availability: Temporarily Out Of Stock
16.40€
Ex Tax: 13.55€

The system consists of eight reflective sensors (a pair: IR LED and phototransistor), it was designed to detect black lines on a white background. The reading is done by measuring the discharge time of the capacitor, with which connected are phototransistors. With this solution, the user should not use the A/D converter.

Specification:

  • Dimensions: 75 x 127 x 4 mm
  • Supply voltage: 5 V or 3.3 V
  • Supply current: 100 mA
  • The signal on output: digital (compatible with the I/O pins)
  • Maximum measurement distance: 9.5 mm
  • Weight: 3,09 g

Useful links:
Manufacturer website