The role of the human-machine interface of Velunthorn

1. The download password does not match the hardware download password. 2.USB download cable contact**. 3. USB on PC does not support USB2.0. 4. The touch screen USB interface is burned out. 5. Recently, the touch screen has been reset but the upload and download password has not been reset. ...

1. Check whether the power supply of the host is working normally. First, check whether the host system is powered by checking whether the power indicator on the host chassis panel is on and whether the power supply fan is rotating. Secondly, use a multimeter to check whether the external voltage meets the requirements, the voltage is too high or too ...

1. Press the "Menu" button to enter the menu interface. 2. Select the "Picture" option to enter the screen settings interface. 3. In the screen settings interface, find the "Copy" option and press the "Enter" key to enter. 4. In the "Copy" option, select "Copy...

Since the launch of the cMT-SVR, the innovative body and screen separation architecture has subverted the market's imagination of HMI. With the continuous cultivation of Weiluntong, this unique detached HMI has gradually gained a foothold in the market and is now widely used in the market. 　　In order to meet the needs of the new generation of industrial Internet of Things ...

1. Do not hit with metal objects. Usually the HMI will be covered with a layer of glass to protect the screen and make it easy to touch. However, the glass is fragile, do not hit the screen with metal objects during use, it is easy to cause the glass to be scratched or broken. 2. Avoid squeezing the screen with heavy objects. Around HMI ...

The man-machine interface is connected to programmable controllers (PLCs), frequency converters, DC governors, instruments and other industrial control equipment, and the display screen is used to display and write working parameters or input operation commands through input units (such as touch screens, keyboards, mice, etc.) to realize the interaction of human and machine information.

1. System parameters 1.1 What do the RS485 2W and RS485 4W in the communication port type mean? RS485 2W represents the wiring method, that is, the two-wire system, that is, there are two signal lines to be connected in addition to GND; RS485 4W represents the wiring method, that is, the four-wire ...

First, check whether the wiring interface is loose, and then check whether there is a conflict between the serial port and the interrupt number, if there is a conflict, the resources should be adjusted to avoid the conflict. Then check whether there are cracks on the surface of the touch screen, and replace them in time if there are cracks. It is also necessary to check the surface of the touch screen for dirt and dirt.

Advantages of infrared touch screen: 1. High stability, will not drift due to changes in time and environment 2. Highly adaptable, not subject to current, voltage and static interference, suitable for some harsh environmental conditions (explosion-proof, dust-proof) 3. High light transmittance, no ...

1) Check if the hard drive is turned off in the "Display Energy Saving Settings" of Wlndows 9x. The way to do this is to right-click on the desktop, select the "Properties" command, then select the "Screen Saver" tab from the dialog box, click the "Settings" button, and set the parameter to "...

Due to the technical limitations and different equipment environment, the screen will not be able to be used normally due to water droplets, dust and other pollution, so the touch screen also needs regular maintenance like ordinary machines, and because the touch screen is a touch all-in-one machine with a high degree of integration of a variety of electrical equipment, so in ...

1、eMT3120A 12.1" TFT display 1024*768 dots, brightness 500, contrast ratio 700:1, 16.2M color, 256MB memory, DC19.2-28.8VDC power supply, four-wire resistive, SD card slot, support SD/SDHC, USB Host USB 2.0 ...

1) Check if the hard drive is turned off in the "Display Energy Saving Settings" of Wlndows 9x. The way to do this is to right-click on the desktop, select the "Properties" command, then select the "Screen Saver" tab from the dialog box, click the "Settings" button, and set the parameter to "...

1. Enter the Weiluntong touch screen setting interface, find the input method option, and change it to the corresponding text type (such as Chinese Simplified, English) to solve the problem. 2. Install the corresponding input method, which can also solve this problem. ...

1. Set through the system parameter settings: menu bar [Common] - [System Parameters] - [General Attributes] - [Screen Saver Settings] If the screen saver time is set to 25 minutes (equal to 25 written in LW9081), the screensaver window is 80, from the time the program is downloaded to the HMI is turned on, 25 ...

30. Button control indicator (same address) Set the multi-state transfer switch element/bit state transfer switch element and the multi-state indicator element/bit status indicator element to the same address, click the multi-state transfer switch element/bit state transfer switch element, and the corresponding indicator ...

1. Plug in the U disk on the touch screen, you don't need to power off the screen, the screen supports the hot-swap function, but at this time, it is best not to communicate with external devices to reduce unnecessary impact. When the screen detects an external device, a dialog box will pop up, select the second Upload Project.

1. Check if the touch screen is clean: If there are stains or grease on the surface of the touch screen, it will cause the touch to be insensitive or slow to respond. The touchscreen surface can be cleaned using a specialized touchscreen cleaner or a clean cloth. 2. Check if the touch screen is damaged: If the touch screen surface is damaged, ...

Due to the environmental adaptability of Weilun touch screen, especially the surface sound wave screen, the screen will affect the normal use due to water droplets, dust and other pollution, so the touch screen also needs regular maintenance like ordinary machines. 1. Wipe the screen with a dry cloth every day before turning it on.

1. Connect the touch screen with the PLC We know the communication between two pieces of hardware, whether wireless or wired. The first step is to establish a connection. The most common connection between PLC and touch screen is serial data cable connection. The data cable can be used in a treasure ...