I recently saw the "Action Lab" video where the host closed a freezer door. The OMRON pressure sensor is perfect for this since the sensitivity is very high.
The Action Lab - Why Is a Freezer Harder To Open The Second Time?
Here is a photo of the air hose near the freezer. The air needle is just long enough to pass by the freezer door seal.
![](https://cdn.hackaday.io/images/5785071697897015646.png)
Here is the air needle inserted between the freezer frame and seal.
![](https://cdn.hackaday.io/images/930751697897045437.png)
Here is the plot of the data.
![](https://cdn.hackaday.io/images/8982781697918028068.png)
Discussions
Become a Hackaday.io Member
Create an account to leave a comment. Already have an account? Log In.