This circuit may be applied as a either a barrier or reflective Infrared sensor. It features a modulated IR signal to reduce the effects of incidental lighting. The FK511 may be used as doorway sensor, intruder alarm or production line counter sensor. A 500 watt output relay can be used to control locking or electromechanical devices.

Technical Specification
  • Power Supply : 12VDC @ 20mA (standby), 55mA (working)
  • Operating Distance : Barrier mode (8metres max.) Reflective mode (50cm.max.)
  • Relay Contact Load : 500 watts @ 220VAC
  • PCB Dimensions : 2.33" x 2.77" x 0.8" (59mm x 70.4 x 20mm)