(1) Protective button(push button switch): a button with protective shell, which can prevent the internal button parts from mechanical damage or people from touching the live part. Its code is h.
(2) Dynamic off button(push button switch): under normal conditions, the switch contact is a button for on.
(3) Dynamic closing button(push button switch): under normal conditions, the switch contact is a button that is disconnected.
(4) Dynamic on-off button(push button switch): under normal conditions, the switch contact has both on and off buttons.
(5) Button with light: the button is equipped with signal light, which is not only used to issue operation command, but also used as signal indication, and its code is d.
(6) Action click button: that is, click the button with the mouse.
(7) Explosion proof button: a button that can be used in places containing explosive gas and dust without causing explosion. Its code is B.
(8) Anti corrosion button: it can prevent the invasion of chemical corrosive gas, and its code is f.
Working principle of the push button switchThe operating force of the key switch is related to the state of the reed. The starting force is directly proportional to the compression distance of the reed. When the reed is compressed to 5% – 70%, the operating force suddenly decreases, accompanied by a “ticking” sound. There are generally […]
Push button switch has the advantages of small contact resistance, accurate operating force error and diversified specifications. They are widely used in electronic equipment and white household appliances, such as video and audio products, digital products, remote controls, communication products, household appliances, security products, playing equipment, computer products, fitness equipment, medical equipment, banknote checking pen, […]
Today we continue to talk about Common Metal Push Button Switch types and application fields. 3. Knob gear switch, which is to control the circuit by rotating the knob, generally has two and three gears; when the knob is in the initial position, the circuit is powered off and the switch indicator light goes out; after the knob […]
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