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Redundancy-specific system variables

Redundancy-specific system variables Available for RFC 4072R In addition to the general PLCnext Technology system variables, the following system variables are available for operating a redundant system of controllers.  Information on the redundant control system Redundancy role The LOCAL_RDNCY_INFO system variable is organized as a data structure. Read More

IEC 61131‑3 languages with PLCnext Technology

IEC 61131‑3 languages with PLCnext Technology You can use the PLCnext Engineer software to program and configure your automation application in languages standardized in IEC 61131‑3: Structured Text (ST) Function Block Diagram (FBD) Ladder Diagram (LD) Of course you can use other programming environments for that purpose, too. Some features are… Read More