Tag Archives: TDR

Modicon Network Certifications

Posted on January 26, 2016 by

From the day after Christmas on through fours days past the New Years holiday, two teams of Delta Engineers were busily working long 12+ hour days testing, repairing and certifying Modicon remote I/O and Modbus Plus networks during a plant … Continue reading →

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Heat Tracing short located with a TDR

Posted on July 16, 2014 by

One of Delta’s long time clients called with an unusual request inquiring if a TDR could be used to help locate a short circuit in a section of heat trace wiring.  This client has had Delta TDR its’ PLC communication … Continue reading →

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A Commentary posted on Facebook about a PLC & I/O conversion from a Happy Client!

Posted on October 1, 2012 by
Posted in Culley, Delta Automation, Delta company news, Delta service advantages, modicon, On-site stories, PLC, Remote I/O, Service stories, Tech Tips | Tagged , , , , , , , , , , , , , , , , , , , , , , , , , , , | Leave a comment

Temporary Remote I/O Cable Replacement Causes an Unexpected Issue

Posted on December 15, 2011 by

During a recent Modicon remote I/O service call at a large oil refineries tank farm which had been having intermittent communication, an unusual problem was discovered. The system had been having communication drop-outs intermittently for several weeks. During that time, … Continue reading →

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Modbus Plus Super Tap: Features and a ‘Gotcha’

Posted on October 4, 2011 by

The Modbus Plus Super Tap is a vast improvement over the previous several designs that have been in service since the mid-eighties. The first connector to be used was the MBKT type. It had split type compression connections and used … Continue reading →

Posted in Delta service advantages, Modbus Plus, modicon, On-site stories, Service stories, Tech Tips, Uncategorized | Tagged , , , , , , , , , , , , , , | 4 Comments

How often should Remote I/O & Modbus Plus networks be certified?

Posted on June 6, 2011 by

We recently had a client with many, many Modicon remote I/O and Modbus plus networks installed and in use in their plant, pose this question. The short answer is usually every one to two years or if they are having … Continue reading →

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Quantum Remote I/O Metallic Cable System

Posted on April 6, 2011 by

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

General Information and Specifications for a Modicon Remote I/O System

Posted on October 26, 2010 by

Delta Automation, Inc. is fully capable of the developing the layout for any sized remote I/O network. Our engineers have successfully installed thousands of these systems worldwide. We offer the most comprehensive testing and troubleshooting available, to bring your system … Continue reading →

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Modicon Remote I/O RG-11 Quad Shield F Connector Installation

Posted on October 12, 2010 by

By Bob Culley This is an instructional video for the installation of an F connector onto a Quad shield RG-11 coaxial cable utilized by all Modicon remote I/O systems. http://www.youtube.com/watch?v=7eo9e2SW-O0

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Installing an F connector onto a Quad Shield RG-6 cable

Posted on October 7, 2010 by

By Bob Culley Take a look at this quick instructional video showing how easy it is to properly install the correct F connectors onto an RG-6 quad shield coaxial cable. http://www.youtube.com/watch?v=Li0vPx_xAxo This is the correct combination to utilize in a … Continue reading →

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