Induction step of the door sensors, detectors

Auto-sensing detectors to detect when someone enters the sensor detector will collect signal to generate the pulse signal, and subsequent pulse signal to the master, master judge and notify the motor running, while monitoring the motor revolutions, in order to inform the motor in certain when the afterburner and enter the slow run. Do a forward run the motor to a certain operating current, the torque to the timing belt, power to the spreader system by the timing belt so that the door open; the door open by the controller to make judgments, For close notify the motor for anti- to the movement, closed doors.

1, consists of two layers of galvanized sheet, surface spraying (General panel), anti-oxidation, between two steel plates filled with high density expanded polyurethane foam, noise insulation, strong mechanical resistance.

2, the insulating material: Heat: K = 0.4 ~~ 0.5W/m2c noise: RM value = 26.5Dba 　　

3, door thickness 40mm to 80mm, depending on the customer edge functions may be. The 40mm thick door is the most commonly used.

Spring polyurethane seals the appearance of the structure of the entire door compact, sturdy and durable.

(Source: electric roller shutter doors , http://www.shdayu.net )

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