PLCnext Technology from Phoenix Contact is a unique, open ecosystem for modern automation that is capable of meeting all the challenges of the IoT world.
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App management In contrast to a classic package manager which installs the files of the application to be installed directly in the Linux file system, PLCnext Technology Apps are hosted in file containers (like a zip file) and the system references the files in the container. This procedure allows… Read More
Diagnostic log files All status and error information related to app management are saved in the following two log files: /opt/plcnext/logs/Output.log: All status and error messages of thePLCnext Technology firmware, including those of the app management components /opt/plcnext/logs/plcnextapps.log: status and error messages of the plcnextapp command line tool… Read More
Building a PLCnext Technology App Independent of the amount and types of your app parts the general way to build the app is always identical. The necessary changes you need to include for every app part will be detailed below the general build process. The description of each app… Read More
Alternative creation of an app container on a Linux desktop PC In some cases the command plcnextapp cannot be used for generating the app container, e.g. because this creation step should be integrated into a build process which cannot access a PLCnext Control. In this case the SquashFS of the app… Read More
