+86 21 61761290        info@highspeeddoor.cn

Home > News > Industry > The Application of Light curtain in Indu…

The Application of Light curtain in Industrial Doors

Industrial doors play a vital role in improving workflow efficiency and ensuring the safety of workers and equipment in various industrial settings. These doors are designed to withstand heavy use, protect against unauthorized access, and facilitate the smooth movement of goods and machinery. One critical component in enhancing the safety features of industrial doors is the installation of light curtains.

A light curtain, also known as a safety light barrier or optoelectronic protective device, is an advanced safety device that uses beams of infrared light to detect the presence of objects or individuals in a defined area. It is commonly used as a safety measure to prevent accidents and injuries in areas where workers or objects may come into contact with moving parts or hazardous machinery.

In the context of industrial doors, light curtains serve as an effective alternative to traditional physical barriers, such as mechanical gates or sliding doors. Unlike physical barriers, light curtains create an invisible protective shield that can be easily integrated into existing door systems without hindering the flow of goods or impeding worker productivity.


The primary function of light curtains in industrial doors is to ensure that the door remains open as long as there is no obstruction detected within the designated safety zone. This prevents the door from accidentally closing on a person or an object, reducing the of accidents and injuries. an object or a person breaks one or more of the light beams, the light curtain signals the door to stop closing or reopen, allowing individuals or objects to safely pass through without any risk of entrapment.


One of the key advantages of light curtains is their ability to provide full-body protection with high precision and rapid response time. These devices consist of an emitter and a receiver, typically mounted on opposite sides of the doorway. The emitter emits beams of infrared light, while the receiver captures and analyzes the reflected light. If any of the beams are interrupted, the receiver sends a signal to the door control system to halt the door's movement.


Additionally, light curtains can be integrated with other safety devices, such as emergency stop buttons or alarms, to further enhance the overall safety of the industrial door system. For instance, if a person approaches the door and the light curtain is activated, an audible alarm can be triggered to alert the individual of a potential danger or direct them to a safe waiting area until the door opens again.


In conclusion, the application of light curtains in industrial doors revolutionizes safety measures in industrial settings. By creating a robust and reliable safeguarding system, light curtains prevent accidents and injuries by detecting and responding to obstacles in real-time. Their seamless integration into industrial door systems ensures uninterrupted workflow and enhances the overall operational efficiency while prioritizing worker safety.