Learn PLC, selection of basics, software installation, PLC connected to the computer and upload and download procedures are the most basic knowledge of programming entry PLC. Well, today it is one of the foundations say, PLC how to connect your computer? How to program a good program into the PLC.
How PLC connected to the computer? Just as a mobile device, all need a computer connection cable. PLC programming cable is required to connect the computer line, different types of lines are not the same need to install drivers, install the drivers sometimes will ask whether to install the corresponding driver in the installation of the programming software, if you select No, you need to manually late installation, after the driver is installed we can see the con port number in the computer end of the device manager, I get this number means the end PLC and computer connection is successful.
After the success of PLC connected to the computer, how to put in computer programming to run a good program into the PLC, Mitsubishi PLC, for example, the programming software GX-Developer and GX-Works2, Siemens TIA Portal software installation or step7 and so on. Open software programming, programming after a good, write it to the PLC to run, there is a connection to the target in navigation, there are two ways to download based on PLC programming cable and download the port, one is RS232 and USB, RS232 selection to choose com and a transmission speed port, COM port can be viewed in the above computer device manager, click on the right side of a communication test, a successful connection has been successful is displayed with the PLC. This time is the real PLC and PC (programming software) connection is successful, the next step in our "on-line" toolbar select "PLC write" click to execute the program will be placed in the PLC run.
For PLC beginners, it is the most simple basic operation. [College] Rongjiu
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