In this week’s episode of The Automation Show, I cover how you can use the MSG (Message) Instruction in the ControlLogix to read data from CompactLogix, MicroLogix, and SLC-500 over a DH-485 network:

For more information, check out the “Show Notes” located below the video.

The Automation Show, Episode 26 Show Notes:

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Shawn M Tierney
Technology Enthusiast & Content Creator

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Shawn Tierney
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2 COMMENTS

  1. Hello Shawn Tierney.

    I wanted to tell you that I have worked for some time in automation and I am starting to get involved with Allen Bradley, because of this a need arises and I want to generate a communication between a plc scl5/04 and a compactlogix L32E I would like to know if you can give me an idea of ​​how I must establish the physical electrical connections and how to read and write msg via dh485 communication.

    thank you very much I’m waiting