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Mini Infrared Beam Security System


Part Number: VE-PEM7D

Mini Infrared Beam Security System
Velleman Part Number: PEM7D

This device can be setup across a doorway or hallway to detect access by means of a broken IR beam. It has a selectable "Chime" or "Alarm" setting. This is similar to those found in retail stores that chime when a customer enters. The volume and alarm time duration are adjustable.
This set is easy to configure and it includes everything you need to get going, including the reflector and mounting brackets.


  • Nominal detection range: 23ft
  • Light source: IR LED
  • Speaker:
    • Power supply: DC 9-15V
    • Speaker output: chime / off / alarm (selection through by switch)
    • Duration audio signal: about 1 sec. for chime, 30 sec. for alarm
    • Timer adjustable: 3 - 30sec. before alarm activation
    • Volume adjustable: yes (from 0 to max)
  • Working temperature: -4F to +122F
  • Power supply: DC 9-15V regulated (adapter included)
  • Total current consumption: < 130mA
  • Standby current: 25mA
  • IP rating: IP44

This set includes the following:
  • 1 x Retro-reflection IR photoelectric beam sensor
  • 1 x Power supply 110V / 9V DC / 250mA
  • 1 x Alarm speaker (timer & volume adjustable)

QTY: 1 x Mini Infrared Beam Security System


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