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Writing alarms and interlocks in PLC programs

While analizing the process that you have to automate you always have many conditions to respect for the safeness of the equipments, of the operators and of the process itself. What is an Alarm An alarm is a condition of non-safe state of the machine. Depending on the impact on ...

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NetToPlcSim: how to connect Step 7 PLC-Sim to Scadas

This is a tutorial on how to connecto to NetToPlcSim. The official site to download the program is here: http://nettoplcsim.sourceforge.net/ With NetToPLCSim you are able to connect your SCADA/HMI-systems via S7-communication to PLCSim over TCP/IP, and read/write data areas from your simulated PLC. What do you need to connect: 1- PLCSim v ...

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