Garage Door Safety Sensors How Do They Work

What do garage door safety sensors do.

Garage door safety sensors how do they work. The sensors are normally about 4 inches above the ground. Garage door sensors are purposed to prevent injury to you your pets or your loved ones. The infra red sensors that facilitate your garage door opening system are placed on either side of your garage door doors and they stand approximately six inches off of the ground. Safety sensors are designed to prevent accidents caused by automatic garage doors which have led to serious damage to cars and injuries and deaths to people and animals.

Do both garage sensors need to be green. Safety sensors were invented as a result of accidents happening with automatic doors coming down on top of people cars and animals. If they cannot send that signal then your garage door will stop closing and reverse its motion to open again. They each have an eye and those eyes face each other.

They notify your garage door system of any potential obstruction that would disrupt the downward trajectory of the garage door. The traditional form of sensor is mechanical in which a moving garage door reverses due to physical contact with an object but photoelectric sensors have become mainstream. As long as the beam isn t interrupted the door will open or close normally. When the device detects any person or object in the path of a closing garage door it signals the motor to stop the downward action and switch the motion into reverse to stop the obstacle being crushed.

Each eye must be able to see the other to signal the door to close. If the beam of light is interrupted while the garage door is closing the door will stop and rise back up. They can also prevent damage to the garage door and the garage system itself. Your garage door sensors perform a vital function.

This safety sensor will work with all mvp garage door openers from challenger. Fortunately you will find their replacement safety sensor on amazon as well. In fact these safety sensors have been required by law since 1993. The challenge 109775 all clear photosystem also on amazon is the best option out there for challenge garage door openers.

In turn the electric motor engages a track and pulley system which then opens or closes your garage door. It also works with 1500 9100 9300 and 9500 models from challenger. The units are placed near the ground on either side of the garage door. This system allows them to detect obstructions like your car or a kid on a bike.

Sensors come in pairs one for each side of the garage.