控制杆可让安全密室里的人锁上或打开房子里的任何门，来捕捉入侵者。
A joystick allows the safe room occupant to lock and unlock doors throughout the house to trap an intruder.
安全锁能防止快速释放操纵杆完全打开。
当要求进入电梯底坑的时候，必须首先打开控制柜中主开关IG，然后把安全杆转到工作位置；
When entering the elevator pit is required, firstly turn on the main switch IG in the control cabinet, and then switch the safety rod to the working position;
当要求进入电梯底坑的时候，必须首先打开控制柜中主开关IG，然后把安全杆转到工作位置；
When entering the elevator pit is required, firstly turn on the main switch IG in the control cabinet, and then switch the safety rod to the working position;
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