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Connection method of 3 pins DC DC socket
Release time:2018-09-03
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Many friends do not know how to connect three pins DC socket, today we give you a detailed introduction.
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Recently, many friends in the market are concerned about how to connect the three-pin DC socket correctly. Many times, when you buy the three-pin DC socket, you suddenly realize that you can't connect correctly. The following experts will tell you about this problem.
According to the market situation, three-pin DC socket is very common, often inserted into the supporting plug after the product can automatically disconnect the power supply inside the circuit; once inserted into the plug after the opening of the negative contact means that the circuit cut off the negative channel of the battery inside the power supply stopped. If the negative pole is connected to the external power supply, the contact point of the negative pole will form an external power supply circuit; industry experts remind everyone that the core in the middle of the DC DC socket is the positive pole, and the other two words one is to disconnect the power supply when plugged in, it is suggested that you can use the resistance of the multimeter to measure this. In addition, there are shrapnel in the middle of the core, when the outside plug is inserted into the battery will be directly disconnected, as long as the plug is pulled out automatically reset.
When you know the above principles, you will know! The three-pin DC socket is only used to connect two, that is, the bottom and the back, but the side one is not connected; because the side and the bottom are not plugged in the DC plug when the connection is simple and switch is similar, so the actual connection does not need to be connected; and finally the industry experts also need to To tell you, the 3-pin DC socket from the color, Brown is the positive electrode, black is the negative or the center of the socket is the positive electrode, and the socket is the negative electrode, its electrical equipment DC interface is to use the negative terminal, as far as the terminal needs to connect the positive terminal is the circuit with electrical equipment. Sure.
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Address:No.10, Chenfeng Road, North Gate, Humen Town, Dongguan, China

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