1. Photoelectric maintenance:
Reflective photoelectric switch, the induction scale of the rolling shutter door is 0-5 meters (a cross-beam type is required for more than 5 meters). It is installed on both sides of the high-speed rolling door with a height of 30-40 cm. When the door body is lowering and running, if there is an object blocking the sensor, the door leader immediately stops lowering, and actively rises to the top. After removing the object, the door leader actively lowers to the bottom. This function of high-speed rolling door is useful in active manual mode.
2. Airbag maintenance:
Composed of a high-elastic EPDM rubber pipe, a pressure switch and a wireless transmitter, the Chongqing rolling door is installed at the bottom of the high-speed rolling door curtain. When the door is lowered, if it encounters an obstacle, it will only be subjected to a pressure of 4 Newtons. , The door will immediately stop lowering, and take the initiative to rise to the top. After the object is removed, the high-speed rolling door will automatically lower. This function of high-speed rolling door is useful in active manual mode.