Laser Beam Door Alarm
This laser door alarm is based on the interruption of laser beam.
Laser beam door alarm. Entry alert beam chime alarm invisible beam alert 671 entry chime sounds when invisible beam is crossed. Home controls is the premier national distributor of comprehensive and unique home automation and security systems. Motion sensor alarm 120 db 5 door alarm modes 4 volume levels with remote control indoor motion detector alarm for home shop store 3 9 out of 5 stars 164 19 99 19. Laser door alarm circuit diagram.
With the safety beam you know when someone crosses the line. Seco larm e 960 d190q enforcer twin photobeam detectors with laser beam alignment 190 outdoor 390 indoor sensing range non polarized power onputs pack of 1 including 2 detectors 4 2 out of 5 stars 13. This high tech device creates an invisible infrared beam up to 60 feet long between the two devices and sounds a loud alarm or pleasant chime when the beam is crossed. 1 16 of over 1 000 results for laser door alarm amazon s choice for laser door alarm fosmon wavelink 51005hom wireless home security driveway alarm motion sensor detect alert store door entry chime doorbell 500 feet 58 tunes 5 volume levels led indicators 1 motion detector.
In this configuration the laser pointer is mounted to one side of the walk way and the alarm circuit is mounted to the other. 49 list price 36 99 36. 1 16 of 195 results for laser beam alarm system seco larm e 931 s35rrq enforcer indoor outdoor wall mounted photoelectric beam sensor with 35 foot range 4 4 out of 5 stars 273. 4 0 out of 5 stars 3 ratings based on 3 reviews current price 18 49 18.
This high tech device creates an invisible infrared beam up to 60 feet long and sounds a loud alarm or pleasant chime when the beam is crossed. Mount the laser pointer and the alarm circuit to form a single beam tripwire the simplest way to set up your alarm is as a single beam tripwire. A low cost laser pointer is used as the source of light beam. When somebody breaks the laser path the alarm will be generated for few seconds.