Tag Archives: network

Consequences of Duplicate Addresses on a ModBus Plus Network

As with any addressable network, having duplicate addresses is an issue. On Modbus Plus networks, one of three things can occur. Modicon technical support disagrees on this subject but in my 30+ years of working with these networks all over … Continue reading

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Identifying ModBus Plus Connectors

Please click here to link to the complete video!

Posted in Delta Automation, Delta service advantages, Modbus Plus, modicon, PLC, Tech Tips, Uncategorized | Tagged , , , , , , , , , , , | Leave a comment

Quantum Remote I/O Metallic Cable System

This is the TDR trace that shows the original cable system on a recent project that Delta Automation, Inc. was tasked with repairing. This system shows many issues: excessive dB losses, poor splices, poor connections and terminations. This is the … Continue reading

Posted in Delta Automation, Delta service advantages, Modbus Plus, modicon, On-site stories, Remote I/O, Service stories | Tagged , , , , , , , , , , , , , , , , , , , , , , , | Leave a comment