Basic knowledge of touch screen switch (2)

Classification of touch switches Keyboards

Membrane touch switch panel is classified into resistive touch switches and capacitive touch switches according to the principle of the switch. According to the wiring method, they are divided into single firewire touchscreen switches and two-wire touchscreen switches (firewire and neutral). From a global perspective, the vast majority of countries are using single firewire wiring rules, therefore, single firewire touch screen switch is the mainstream product in the market. The two-wire touch switch needs to be re-wired during installation, and even digs through holes in the wall. It is rarely used in the market and will be gradually eliminated by the market.

Functional characteristics of membrane touch switches Graphics keypad

Membrane touch screen switch is a new type of switching device that only needs to touch the graphic overlay buttons on the switch to turn on and off the controlled the circuit, replacing the keys mode of the mechanical switch. The installation of the Screen printing touch switch, the wiring is exactly the same as the ordinary mechanical switches, they can be applied to various types of lamps, and has a backlight function.