Kewei HMI Series 4.3~7 Inch Color Screen All-in-One Machine with Modbus

China Kewei HMI Series 4.3~7 Inch Color Screen All-in-One Machine with Modbus, Find details and Price about China PLC, Pump Control from Kewei HMI Series 4.3~7 Inch Color Screen All-in-One Machine with Modbus

Model NO.
HMIT-20M20R
Serial Port
Serial Port 0 (RS232), Serial Port 2 (RS485)
 Control Points
40 Control Points on The Body, Ad\Da Expansion Boa
High-Speed Counting
Single-Phase 1-Channel Counting up to 50K, 2-Chann
Material
Liquid Crystal
Control Program
Ladder Diagram
Application Equipment
Electric Boiler Constant Pressure Water Supply
Trademark
kewei
Transport Package
Box
Specification
7 inch
Origin
Hubei, China
HS Code
8537101190
Model NO.
HMIT-20M20R
Serial Port
Serial Port 0 (RS232), Serial Port 2 (RS485)
 Control Points
40 Control Points on The Body, Ad\Da Expansion Boa
High-Speed Counting
Single-Phase 1-Channel Counting up to 50K, 2-Chann
Material
Liquid Crystal
Control Program
Ladder Diagram
Application Equipment
Electric Boiler Constant Pressure Water Supply
Trademark
kewei
Transport Package
Box
Specification
7 inch
Origin
Hubei, China
HS Code
8537101190
The price of Kewei color screen all-in-one machine is 50% of the PLC+ touch screen solution
Kewei HMIB series color screen all-in-one machine has the following advantages:
1. Strong anti-interference ability (electrical fast transient pulse group immunity: power supply +/-4KV; signal +/-2KV), unique power supply design, and better stability than peer products;
2. The price is only 50% of the PLC+touch screen solution with the same configuration. The universal configuration screen and PLC are integrated design, and the cost is low;
3. Developed by Huangshi Kewei Automation Control Company, which has 25 years of industrial automation product development experience;
4. Used for machines and equipment that require display and control, limited installation space, and high cost-effectiveness requirements;
5. The control point does not exceed 40 points, with analog input, output and temperature acquisition functions;
6. 12-bit precision 3-channel PT100, 4-channel standard signal, 2-channel 0-10V output analog configuration;
7. The control program uses ladder diagram programming;
8. More than 10,000 units have been used in winding and tying machines, beading machines, labeling machines, vertical packaging machines, boilers, and fresh air equipment;
9. Some products are exported with the equipment.

Kewei HMI Series 4.3~7 Inch Color Screen All-in-One Machine with Modbus
  Serial port 0 (RS232), serial port 2 (RS485)
  RS485 networking, up to 64 units, with MODBU
  Features: 7-inch TFT LCD, with storage, easy installation, high definition, strong operability
  Control points: 40 control points on the body, AD\DA expansion board can be added,
  AD up to 7 channels, DA up to 2 channels
  High-speed counting: single-phase 1-channel counting up to 50K, 2-channel simultaneous counting up to 25K per channel; dual-phase 1 channel up to 15K, 2-channel simultaneous counting up to 15K per channel
 Pulse output: with T type, the highest frequency of a single channel is 100K, and the highest frequency of two channels is 50K at the same time
 Built-in real-time clock function

Naming rules
                                                     HMI          T     -      12M                                                 12R      -      1AD2PT        -   1DA
Kewei HMI Series 4.3~7 Inch Color Screen All-in-One Machine with Modbus
Kewei HMI Series 4.3~7 Inch Color Screen All-in-One Machine with Modbus

7 inch color screen all-in-one machine size
unit: mm


Kewei HMI Series 4.3~7 Inch Color Screen All-in-One Machine with Modbus      physical dimension                                           Installation size 

Cooperation brand
Kewei HMI Series 4.3~7 Inch Color Screen All-in-One Machine with Modbus


Applications
Electric boiler control
The electric boiler control system realizes the fully automated control and all-round monitoring of the electric energy environment-friendly boiler. The whole system is controlled by PLC, with manual/automatic working condition selection function. It can detect boiler pressure, boiler temperature, and flow rate according to system requirements, and start and stop the output of the upper and lower limits of pressure and temperature, control the switching of heating resistors, and automatically eliminate them. Failure, etc., to ensure the normal, safe and reliable operation of the electric boiler.
  Two 4-20mA and two PT100 inputs are needed in the system. 2 channels 0-10V output, 7-inch touch screen display operation, so choose HMIT-20M20R-3PT4AD-2DA model all-in-one machine.
Kewei HMI Series 4.3~7 Inch Color Screen All-in-One Machine with Modbus

Constant pressure water supply system
Large-scale water supply and drainage systems are widely used in industrial and agricultural production, daily life, etc. These large water supply and drainage systems are often not composed of one pump, but composed of multiple pumps. How to realize these large-scale water supply and drainage systems controlled by multiple pumps This program introduces a multi-pump constant pressure water supply control system based on the multi-pump constant pressure water supply control unit of the Kewei color all-in-one machine (HMIT-20M20R-3PT4AD-2DA).
The structure of Gongduogaochumu's water supply control system is shown in the figure below, which consists of multiple pumps, pressure sensors, constant pressure water supply control units, and frequency converters. The pressure sensor will detect the pressure change in the pipeline at any time, and send the detected analog signal to the constant pressure water supply control unit. After the water supply control unit compares and judges with the set pressure, it controls the inverter to automatically adjust the speed of a certain water pump With the input and withdrawal of multiple water pumps, the pipe network can be maintained at a constant set pressure value, which meets the requirements of users and keeps the entire system in the best state of high efficiency and energy saving. If the water consumption is very small, the main water supply system will be automatically stopped after analysis and confirmation by the constant pressure water supply control unit, and the dormant pump will be activated to maintain the pressure of the pipe network and a small amount of water. When the water consumption reaches the dormant pump cannot maintain the set pressure, the main The water supply system starts automatically, and the dormant pump stops running, which improves the safety of system operation and obtains obvious power-saving effects.
Kewei HMI Series 4.3~7 Inch Color Screen All-in-One Machine with Modbus

 Pay Attention!
The touch screen all-in-one machine is a human-computer interaction device that integrates computer technology, multimedia technology, audio technology, network technology, industrial plastic arts and mechanical manufacturing technology. Users only need to tap on the screen to get the information they want.

 If you observe carefully, you will find that all-in-one touch screens are already everywhere in daily life. Especially in banks, large shopping malls and other places, they must be indispensable. So in terms of office scenarios, what are the advantages of a touch screen all-in-one?

 1. The touch screen all-in-one machine can realize wireless screen projection, which means that there is no need to spend time connecting and debugging equipment. Everyone can screen content to the touch screen all-in-one machine through their laptop, mobile phone or tablet. Turn on the comment function to comment on the displayed page along with the page. Wherever you need to draw the key points in the PPT, just use a pen to draw directly on the screen.

2. Another function of the touch screen all-in-one machine is smart writing, which allows you to write smoothly on the touch screen with a writing pen. With the boundless writing space, there is no need to write, write and erase like a whiteboard, the process becomes compact, people's attention and thinking rhythm will not be easily disrupted, and the efficiency will naturally become higher. You can also create a new page for smart writing, and the meeting record can directly generate a QR code, which can be taken away by scanning the code after the meeting.

3. The touch screen all-in-one machine can conduct video conferences, saving a lot of time and cost on business trips.

4. From the perspective of long-term development, intelligent office is the trend of social development. It can be predicted that the functions of the touch screen all-in-one machine will continue to improve.

 Finally, I will introduce the precautions for using the touch screen all-in-one machine:

 1. The touch screen part is made of glass, and the corners of the glass are relatively sharp. Gloves/finger cots are required for assembly.

2. The touch screen is made of fragile glass. Do not apply strong impact to the touch screen during assembly.

3. Single-chip operation is required when picking and placing the product, and handle with care to avoid the product from colliding with each other and scratching the surface of the product.

4. When cleaning the surface of the product, please wipe with a soft cloth (deerskin) dipped in petroleum ether.

 5. Do not stack touch screens.

 6. Do not use corrosive organic solvents to wipe the surface of the touch screen film, such as industrial alcohol.
   
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