Are there indoor motion detectors that do not respond to animals?

  • Erstellt am 2021-05-18 09:00:38

motorradsilke

2021-05-18 09:00:38
  • #1
Hello,

I would like to control the light in the hallway with motion sensors. Now we have a dog (12 kg) and 2 cats.
Are there motion sensors that do not react to the animals? Or is there an idea how to install conventional motion sensors so that they do not react to the animals?
Unfortunately, our electrician just said that this does not exist.
 

hampshire

2021-05-18 09:06:58
  • #2
You cannot exclude animals. However, by adjusting motion detectors to correspond to large heat sources and avoiding aiming them at the ground, many false triggers caused by animals can be excluded. This is sufficient for lighting automation, but not for an alarm system. One possible solution would be switching via light barriers at a height that animals generally do not climb but humans pass through.
 

i_b_n_a_n

2021-05-18 12:31:40
  • #3
just as an idea: animals get a transmitter possibly in the form of NFC or BT around the neck (collar). As soon as the transmitter is within the range of the PM or motion detector, movement is ignored, otherwise not. So unwanted movement is "filtered out". Whether the detection is precise enough I do not know of course. Presumably, you have to combine more than one PM and record the movement pattern and "evaluate" it in the smart home system. Since there apparently isn’t anything like this yet, it would be great to develop a solution for it. The prerequisite is either a powerful pattern (image) recognition or very accurately locatable transmitters as described above. Under certain circumstances, though, this might just be a completely stupid idea :rolleyes:
 

motorradsilke

2021-05-18 12:33:13
  • #4

No idea, but sounds complicated. It should be simple.
 

i_b_n_a_n

2021-05-18 12:39:50
  • #5
Life is not a bed of roses and no one said it would be easy :p
 

Fuchur

2021-05-18 12:48:19
  • #6
With wall motion detectors, you can set them at the correct height so that they do not detect small animals.

When someone in the KNX forum asked about such an application, he got the answer back asking why his animals have to go through the house in the dark :p

We control almost all rooms with sensors and also have a cat. On the one hand, the lighting at night is only partially and dimly switched on, so it does not disturb while sleeping, and on the other hand, most animals do not run through the house at night when it is quiet.
 

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