Selection Of Button Switch

(1) According to the different use occasions and specific purpose: select the type of button according to the use occasion, such as open type, protective type, waterproof type, anti-corrosion type, etc.; select the appropriate form according to the purpose, such as handle rotary type, key Type, emergency type, lighted type, etc. For example, the general button on the panel of the console cabinet can be opened first; if you need to display the working status, use the indicator type; in very important places, in order to prevent unrelated personnel from misoperation, the key type should be selected; when there is corrosive gas Use anti-corrosion type.

(2) Select the color of buttons and indicator lights according to the requirements of working status, instructions and working conditions: green for "start" or "power on", and red for "stop". In addition, the voltage of the indicator light (bulb) is divided into 6.3V, 12V, 24V and so on.

(3) Determine the number of different buttons according to the needs of the control loop: such as single button, double button, three button, multi button, etc. For example, when three kinds of control of "forward", "reverse" and "stop" are required, three buttons can be used and installed in the same button box; when only "start" and "stop" control are required, two buttons are used to assemble them Inside the same button box.