How Do Automatic Door Sensors Work?

Automatic door sensors are a common feature in modern commercial and residential buildings. They use advanced technology to detect the presence of people or objects and trigger the opening and closing of automatic doors. In this blog post, we will discuss how automatic door sensors work and the different types of sensors available.

How Do Automatic Door Sensors Work?

Automatic door sensors use a combination of technologies to detect the presence of people or objects and trigger the opening and closing of doors. The most common types of sensors used in automatic doors are:

• Infrared Sensors: These sensors detect the presence of people or objects by emitting an infrared beam that reflects off them. When the beam is interrupted, the sensors send a signal to the door to open or close.
• Microwave Sensors: These sensors emit microwave signals and measure the reflections to detect the presence of people or objects. They are often used in high-traffic areas and can detect motion up to 25 feet away.
• Ultrasonic Sensors: These sensors emit high-frequency sound waves that bounce off objects and measure the reflections to detect their presence. They are often used in areas with high humidity or temperature fluctuations and can detect motion up to 10 feet away.
• Pressure Sensors: These sensors detect the weight of people or objects and trigger the door to open or close accordingly. They are often used in hospitals and other healthcare facilities.

Automatic door sensors are typically installed on either side of the door frame and are connected to the door control system. When a person or object enters the sensor's detection zone, it sends a signal to the control system, which triggers the door to open or close. The door will remain open for a set amount of time, depending on the configuration of the sensor and the door control system, before closing again.

The Benefits of Automatic Door Sensors

Automatic door sensors offer a range of benefits for commercial and residential buildings. They improve accessibility for people with disabilities, reduce the risk of accidents and injuries, and increase energy efficiency by preventing unnecessary air exchange between indoor and outdoor spaces. Additionally, automatic door sensors can be programmed to operate during specific hours or in response to specific events, such as fire alarms or security breaches.

Conclusion

Automatic door sensors are an essential component of modern commercial and residential buildings. They use advanced technology to detect the presence of people or objects and trigger the opening and closing of doors. From infrared sensors to microwave sensors, there are a variety of automatic door sensors available to suit different needs and applications. At Automatic Door and Hardware, we offer a wide range of high-quality automatic door sensors and control systems to help you keep your doors functioning smoothly and safely. Contact us today for all your automatic door needs.

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