Weiluntong touch screen - common faults and solutions of infrared all-in-one machine

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. The industrial touch panel PC is an all-in-one structure, and the host, LCD monitor, and touch screen are integrated, and the stability is relatively good. 2. The use of more popular touch function can simplify the work, more convenient and fast, and more humane. 3. Industrial touch panel PC ...

1.3D Object Exhibition (dynamic display of 3D models of objects) [1] 2. Banks and other financial institutions (business inquiries and service promotion at business locations) 3. Telecommunications (business inquiry in the business hall, business promotion in the experience hall) 4. Government agencies (public information issuance)

1. Software use issues 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 4 ...

1. Open the Weiluntong editing software, and click Event Login in the pop-up menu bar on the right. 2. On the edit page of event login, we click the new button below, and then a setting page for alarm login will pop up.

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 option ...

1. Use a red wire to connect the 7 pins of the Rs485 port of the touch screen with the A port of the DTD434MC. Use another black wire to connect pin 8 of the Rs485 port of the touchscreen with the B port of the DTD434MC. 2. The last digit (K88) in the wireless communication terminal setting switch is turned on.

1. Omron NJ controller programming 1. The structure data type required for the new project, such as the Boolean switch to be used in this example to create a structure data type of "take-up machine IO", and the integer data used in this example to create a "take-up machine".

1、cMT3090 9.7" TFT display 1024*768 dots, brightness 350, contrast ratio 500:1, 262K color, Flash memory: 4GB memory, 1GB, DC19.2-28.8VDC power supply, four-wire resistive type, SD card slot, support SD/SDHC, USB Host USB ...

1. High stability, not affected by time and environmental changes 2. Strong adaptability, not subject to current, voltage and static interference, suitable for some harsh environmental conditions (explosion-proof, dust-proof) 3. High light transmittance, no intermediate medium, up to 100% 4. Screen and ...

1. The inverter burns out 2. The fuse will be burned when the power is on, and the motherboard will fail; 3. The liquid crystal is faulty, and the motherboard is also burned; 4. The power supply of the motherboard is partially damaged; 5. The motherboard is faulty, and there is a large current burnout; 6. The backlight does not light up, and the motherboard inverter is faulty; 7. Reverse ...

1. Background color: Right-click on the blank space of the window, select Properties, Pop-up Settings, and select a color in the background; Hatch: In the background, tick the fill, select the pattern color and pattern. 2. Picture/Background Image: Select Picture Element ...

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...

Open the created Weilun touch screen project, select [Common] in the menu bar and click Open. In the Common drop-down menu, select the Bit Status Indicator icon and click Open. In the pop-up [New Bit Status Indicator] setting window [General Properties] ...

1. The memory address is different. The memory address of the PW touch screen uses the local hold register, while the memory address of the RW uses the hold register index to send RWI. 2. The address range is different. The address range of the LW of the touch screen is 0 to 524287, while the address range of the RW is 0 to .

The types of capacitive touch screens are divided into two types: surface capacitive touch screens and projected capacitive touch screens. Surface capacitive touch screen Commonly used is the surface capacitive touch screen, which has a simple working principle, low price, and simple circuit design, but it is difficult to achieve multi-touch. ...

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 ...

4. Use Fault 4.1 What should I do if the newly purchased touch screen downloads the programmed program and it cannot be touched or the touch freezes? First of all, hit the No. 2 DIP switch on the back of the screen to the direction of on, and then power on to see the copyright of the last line of the screen.

If we look at the sample manual, we will find that the I/O interface of the Weiluntong touch screen also includes several types, such as USB port, Ethernet port, serial interface, which we see a lot, as well as SD card slot, WIFI, CANBUS, sound output, image input, etc. Like USB ...

1. SPI interface Serial Peripheral Interface (SPI): Serial peripheral interface. It was first defined by Motorola on its MC68HCXX series of processors. It enables the MCU to communicate serially with various peripherals to exchange information. The SPI has three registers ...