When designing a control system, sometimes it becomes necessary or advantageous to communicate with devices that were not made by the PLC manufacturer. If these devices need to be placed on an Ethernet, DeviceNet or Profibus network there are methods …

Non-Native Devices: .eds and .gsd files Read more »

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When mapping out a new machinery or system project it is critical that the correct decisions are made before beginning design. The choices of products, vendors and service providers can make or break a project before it even gets off …

Finding Project Resources Read more »

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Today’s topic involves a project I have been working on over the last few months. The project consists of adding process equipment including tanks, pumps, valves and instrumentation to an existing system… while it is running. Because production runs 24 …

Ladder Logic 303: PLC Forensics Read more »

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This week’s post is intended to explain a little bit about the applications process machine builders use when quoting custom machinery. Just because a machine is customized to produce a specific product doesn’t mean it is unique or necessarily qualifies …

Applications and Inventions Read more »

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Today’s post is dedicated to my new friends at Poseidon Industries, a manufacturer of stone cutting and processing equipment, located in Punta Gorda, Florida. Last week I did some software work there and had some discussions on industrial Ethernet protocols …

Industrial Ethernet Read more »

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