switch
The switch has the difference of dual control and single control. The dual control unit has one more terminal than the single control. A lamp can be controlled in the room, and can be controlled as a dual control outside the room. The dual control switch can be used as a single control, but the single control switch cannot be dual control.
1.1: Switch classification,
According to the starting mode of the switch: pull switch, rotary switch, reverse switch, push button switch, rocker switch, touch switch, etc.
1.2: Commonly used switches are classified according to the connection method.
According to the connection mode of the switch: single control switch, dual control switch, bipolar (dual) dual control switch.
1.3 According to the size of the specification
According to the size of the specification: 86 type, 118 type, 120 type
1.4 Classification by function
One billing (double) control two billing (double) control three billing (double) control four billing (double) control
Sound and light control delay switch touch delay switch doorbell switch speed control (dimming) switch card power switch
socket
The narrowness of the wall switch refers to the switch, which actually refers to a large area of ​​the wall switch and the wall socket. There are mechanical, intelligent, flat, and seesaw.
2.1 computer socket is also known as network socket, network cable socket, broadband socket, network panel. The network is separated from the phone, so there is a telephone computer integrated socket; the other network is separated from the cable TV, so there is a TV computer integrated socket.
2.2 telephone socket
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