Home > Circuit Blox > Slotted Opto-sensor
UPDATED:.21:10 23 August 2014
FUNCTION BLOCK
FUNCTION

Produces a high output when the light beam in the slot is interrupted

Supply Voltage (+V): 4.5 to 12 volts

One pillar has an LED, the other has a sensor

CIRCUIT DETAILS
PCB LAYOUT

PCB: 25mm x 25mm

Assembly Instructions

+V
Vout
0V

NOTES:

  • The opto-transistor in the sensor can react very quickly and detect very rapid breaks in the light beam.

APPLICATIONS:

  • Motor speed monitoring and control
  • Limit switches for moving parts.
  • Motorised mechanisms.
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