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Doorway beam sensor alarm or chime.
This doorway beam sensor entry chime systems comes standard with a 35 foot reflective beam.
The chime alert or alarm is produced by one of the devices or there is a remote wireless announcer system or device.
We have a basic entry sounding alert then a wired remote sounding system and a deluxe remote wireless units most with programmable entry chimes or announcer options and all using an ir infra red invisible beam.
Our entry chimes use an invisible beam motion sensor or door security contacts to detect a customer and provide a door chime or remote wireless entry alert chime for your commercial business.
A focused infrared ir light beam is projected from an emitter and bounced off of a reflector which is placed at the other side of the detection area.
An optional 45 or 50 foot beam can be substituted for larger entry paths.
Door sensor chime alarm system wireless for home security coolqiya entry bell alert 600ft operating range with 4 volume levels 1 door sensor 1 plug in receiver white.
These are also referred to as a beam break motion sensor for door or entry areas in which a buzzer or chime sounds when a persons motion through a door or entry way activates the buzzer alert or chime.
For even longer distance a photoelectric beam can be used up to 200 feet between beam transmitter and beam receiver.
Product title 4 pack sonic alarm system kit window doors with alarm and chime modes average rating.
A door entry alarm having an invisible beam is a narrowly focused infrared beam between two sensor devices one producing the beam and one reflecting or receiving the unbroken infra red beam.
Entry alert products a division of ez cyberquest inc has a wide variety of wireless door entry alarms door entry alerts and motion sensor wireless remote chimes.
3 4 out of 5 stars 7 ratings based on 7 reviews current price 9 77 9.
The doorway beam sensor is designed to sound a user selectable chime or alarm when someone walks through the invisible beam of infrared light.
The entry alert or chime occurs when someone breaks the invisible beam.
This 120 db compact magnetic door window alarm sounds when a window or door is opened.