Several common fault handling of speed gate swing gate

   The following points need to be paid attention to in the installation and use of speed gate swing gate brake:
1. After the card has been swiped through the Speed ​​Door, the door is not opened and there is no response. Check again to see if there is any drop in the open signal line. Check whether the open signal above the main board has received the open signal.
2. After the channel gate is swiped, there is one open and one not open. Check again if the sync line is connected. After the connection is made, if there is a signal from the motherboard that does not open, if there is no signal, if it is not, check whether the connection is dropped or if the plug on the motherboard is plugged in.
3, after swiping, the gate opens, but the gate is not closed. This situation is usually not good for the middle anti-clip infrared. Before fixing the chassis, it must be determined that the infrared pair is good enough to open and close the door normally. If there is no good infrared, after power on, it will alarm. After the speed pass card is swiped, please use the direction indicator arrow to exercise.
4. The working status of the direction indication is that the green arrow points to the left, the green arrow points to the right, or the red cross prongs. If the direction indicates no response, or the direction of the indication is incorrect. You can switch to another test and try it with a good one. Check the wiring again. If the working status is normal, but the direction of the indication is reversed, you only need to exchange the left and right signal lines on the direction indication.
5. The channel gate has automatic opening function after power off. If it does not turn on after power off, the reason is that the backup battery (battery) voltage is not enough. There is no more than DC10V for the voltage of the multimeter. The power is turned off automatically. At least 10V above the voltage to drive the control system and the motor, if the voltage is not enough to give the battery enough time to charge, if close to the control panel to charge the battery, it takes at least 20 hours.
6, if the above points still do not solve your problem, please contact the supplier to deal with, Wing Xun pass technology gate manufacturers, to provide you with high quality walkway management system solutions.

Tapping Screw

Although there are many types of tapping screws, they all have the following similarities:
(1) are generally made of carbonized carbon steel (accounting for 99% of total production). It can also be made of stainless steel or non-ferrous metals.
(2) The product must be heat treated. Carbon steel tapping screws must be carbonized and stainless steel tapping screws must be solution hardened. In order to make tapping screws to meet the requirements of the standard of mechanical properties and performance.
(3) The product surface hardness is high, the core toughness is good. That is, "soft inside strong outside". This is a major feature of tapping Screw performance requirements. If the surface hardness is low, it can not be screwed into the matrix; If the core toughness is poor, a twist will break, can not be used. So "inside soft outside steel" is self-tapping screw to meet the use of performance, very important requirements.
(4) The surface of the product needs surface protection treatment, generally electroplating treatment. Some product surface must be treated by phosphate (photostatting), such as wall panel self - tapping screws for photostatting.
(5) Production by cold heading process. It is recommended to use high-speed cold heading machine and high-speed wire rolling machine or high-speed planetary wire rolling machine. High speed is emphasized here to ensure product quality. Only the head of tapping screw produced by high-speed machine is well formed and the thread quality is high.

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