• electric linear actuator

How to Make an Automatic Door Opening and Closing System?-Door Opening and Closing Automatic Control System with Infrared Detectors

The door opening and closing automatic control system consists of an automatic controller, a linear actuator, two infrared detectors and a power adapter.
It works on the principle that it uses one or two infrared detectors to detect if someone is approaching and triggers a linear actuator to open or close the door automatically.
The controller also has an internal power module that switches from 24V DC to 12V DC to power the IR detectors. The controller allows us to set the extension, wait and retraction times of the linear actuator separately to control the opening and closing of the door.

Application:The Door opening and closing automatic control system with infrared probe can be applied to various types of doors, such as swing doors, sliding doors, automatic gates, etc.


How to Choose the Right Linear Actuator for your Trap Door ?

If your trap door weighs 100 kg and you want to use a linear actuator to open it, you need to calculate the actual force acting on the linear actuator according to your installation method. This force is usually 2-5 times the weight of the trap door.

Please provide us with a detailed installation diagram with the specific dimensions and weight of your trapdoor, and the intended installation position of the linear actuator. We first need to conduct a force analysis, and then calculate the stroke, thrust, and speed, and finally recommend the suitable actuator model.
You can also read the following articles for more information: How to Choose the Suitable Linear Actuator for the Trapdoor?


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