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The advantage of capacitive touch screen - Hitech
The capacitive skill touch screen uses the current induction of the human body to work. The capacitive contact screen is a four-layer composite glass screen, the inner and outer surface of the glass screen and the interlayer are each coated with a layer of ITO, the outermost layer is a thin layer of silica glass protective layer, the interlayer ITO coating is used as the working surface, and the four corners lead to ...
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The development trend of Chinese machine interface
China is the shopping mall with the largest demand for human-machine interface in the world, but it is not the shopping mall with the highest sales of human-machine interface products in the world, which shows that low-end human-machine interface users occupy a large share in China. In recent years, the rapid development of national brands, the adoption of low prices and other strategies, is making great progress.
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The reason for the decrease in the click accuracy of the Hitec touch screen
Fault phenomenon
Hitec contact screen, its click accuracy decreases, and the cursor is difficult to locate.
Fault profiling processing
1) Run the Hitec Touch Screen Calibration Program. (Beginning--Settings--Control Panel--Sonic Screen---Cal...
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Which is more advantageous, resistive touch screen or capacitive touch screen
The contact screen of mobile phone capacitive contact screen and resistance contact screen are mainly different in contact sensitivity, accuracy, cost, multi-point contact feasibility, damage resistance, cleaning, and sunlight visibility.
Contact sensitivity, 1 ...
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Analysis of the crash situation of the human-machine interface - Hitech
The human-machine interface (mainly the operation station) crashes all DCS exist to varying degrees, only with different degrees of frequency. It is also related to the length of time that DCS is used. Crash caused by hardware, showing that it can no longer recover. If the power supply voltage of the operation station is low, it is easy to make the operation station crash. Cause...
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Industrial touch panel PC function - Hitech
Tablet PC is a relatively simple, natural, and practical new type of human-computer interaction technology machine and equipment, which is mainly used for some self-ribbed business processes. There are many types, among which the industrial contact tablet PC, which brings together computer technology, network technology, sound planning, ...
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The driving principle of a capacitive touch screen
1. Projective capacitive contacts
Although the basic structure and operating principle of the projection capacitive contact screen is the same as that of the four-wire impedance film, the projection capacitive impedance film does not pass through the contact field, but captures the change of capacitance between the electrodes. Generally speaking, when using the form of capacitive sensor, it can almost ...
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Industrial touch screen touch solves the problem of unresponsiveness
Many people have encountered industrial contact screen contact no response, no matter how we point to the industrial contact screen is not responding, at this time many people don't know what to do, today let's take a look at what to do when encountering industrial contact screen contact no response.
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The difference between human-machine interface and touch screen
In life, we often come into contact with touch screens, and many people will regard the human-machine interface as a touch screen, in a strict sense, there is a fundamental difference between the two.
"Touch screen" is only in the human machine interface product ...
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Anti-interference method of PLC and touch screen - Hitech
To improve the anti-disturbance ability of the PLC system, we can select products with higher anti-disturbance ability when carrying out the anti-disturbance planning of detailed engineering, and adopt methods such as pressing the disturbance source, blocking or attenuating the propagation path of electromagnetic disturbance, and using software means to improve the anti-disturbance of the equipment and system.
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Touchscreen click accuracy decreases - Hitech
Fault phenomenon: A touch screen, its click accuracy decreases, and the cursor is difficult to locate.
Fault analysis and processing
1) Run the touch screen calibration program. (Start - Settings - Control Panel - Acoustic Screen ---Capberate Button).
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Touch screen dimming fault analysis and treatment method - Hitec
Touch screen dimming fault phenomenon:
The touch screen has darkened and the colors are not displayed normally, but there is no problem with the operation.
Fault profiling :
The reason for this state of affairs may be that in the 2000s ...
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Precautions for the selection of low-temperature HMI
1. Understand the function
In order to make the human-machine interface play a better role at low temperature and achieve a good use effect, it is necessary to select a high-function machine, and the machine's ...
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Precautions for the use of industrial touch film screens - Hitec
1. The resolution needs to be fixed
Every time the screen resolution of the industrial touch film screen is adjusted, there will be some shifts, and the solution is to manually adjust or restart the machine, but this frequent adjustment is not good for the machine.
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The difference between a Hitec display and a touch screen
Outsiders often misunderstand this kind of term, taking the common computer display screen as an example, it is only a kind of display screen, and its structure is basically the same as that of the mobile phone screen except for special models.
Most computer monitors do not contain a touch screen in the display structure.
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The reason for choosing a vision system is Hitech
The visual system is a rising star in industrial automation, and the demand for work efficiency in modern industrial automation is constantly improving, and the traditional form of manual detection has been unable to meet the needs of production. The presentation of the machine vision system is a good replacement for the cumbersome traditional manual labor, which is suitable for ...
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Introduction to the type of touch screen - Hitec
1. Resistive contact screen
Analog resistive screen
The analog resistive contact screen is what we generally call the "resistive screen", which is a kind of contact screen that uses pressure sensing to operate.
It uses two layers of ITO (indium tin oxide) plastic film coated with conductive function, two pieces of IT...
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Hitec touchscreen copy program
TWO HITECH TOUCH SCREEN COPY PROGRAM METHODS:
1. Make a communication cable first.
HMI1 COM port HMI2 COM port
25-pin female 25-pin female
RXD 3 -------------------------------- TXD 2
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The principle of touch screen control PLC
The control of the PLC itself is completed by the change of the control register D, the input port X, the soft relay condition M and the time relay T and other condition variables, so as long as the condition of these variables can be corrected, the control of the PLC can be completed, and the touch screen can pass through the 232 or ...
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The principle and function of the touch screen - Hitech
function
For the convenience of operation, people use the touch screen instead of the mouse or keyboard, the touch screen is a smart device that can display and communicate with the PLC, and also has memory and programming capabilities. We can pass ...
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