Device Tag Library

Device Tag Library

Hello, welcome to the touch screen operation video tutorial, today we talk about the device label library. The function of the device label library is to save the address of the device in the form of a label, easy to use and unified modification, it should be noted that the device label library can only be used to support the label communication PLC, the following we will take AB's PLC as an example, find the communication connection in the project under the network piece PLC, open the network PLC add page, click Add, the manufacturer will choose AB, the device type select the corresponding, and then look at the IP address, this is the IP address of the PLC, and PLC to maintain consistency, port number can be default, click OK, a network PLC added, click OK, the following add a library of device tags, you need to select the library - device tag library, device tag library click Add, the device here there is a distinction between serial and network ports, select network port, manufacturer select AB, device type, click OK, and then select this device, this side can be added to the device label, click Add, enter the name, must be consistent with the PLC data type inside, and then add a, data type select int, if the label is more, you can choose to use the import and export function, first click the export button, the exported file to save, export successfully. Open the file, you can see the device tag we just added, this is the name, this is the data type, suppose you add another, copy and paste, modify the name, and then save, the following to import a little, click the import button, import the file, prompt the first two tags already exist, here you can choose to overwrite or skip, and then click save, the device tag library is built. The following in the use of equipment label library, such as the use of numerical input components, in the property page of the device select PLC, click on the small icon to select the label to be used, click OK, the import was successful. This is the end of the device tag library, thank you for watching.

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