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Point IO

Point I/O – Getting Started

Brandon Cooper -
There are many options for field I/O on the market, between vendors and sometimes even many different I/O options within a single vendor as...

Migrate / Convert – ControlNet I/O to EtherNet I/O

Brandon Cooper -
If you have had ControlLogix systems running in your facility for any amount of time, chances are they contain ControlNet communication modules for the...

Converting Equipment from PC-Based to PLC-Based Control

Alicia Lomas -
My company was provided an OEM label printer and applicator machine that was being controlled by five Arduino PC boards. They were asked to provide...

Point I/O – How to add on ControlNet to ControlLogix (S18)

Shawn Tierney -
In this week's episode of The Automation Show, we take a look at how you add ControlNet Point I/O to a ControlLogix system: For more...

Point I/O – How to add on Ethernet to ControlLogix (S17)

Shawn Tierney -
In this week's episode of The Automation Show, we take a look at how you add Ethernet Point I/O to a ControlLogix system: For more...

Point I/O and Flex I/O Compared (S14)

Shawn Tierney -
In this week's episode of The Automation Show we compare and contrast Point I/O with Flex I/O: For more information, check out the "Show Notes"...

Point I/O vs Flex I/O

Shawn Tierney -
A reader recently asked what the difference was between Point I/O and Flex I/O, and in today's article I'll share my thoughts on the...

How to avoid “bricking” Point I/O modules when you attempt to flash firmware

Shawn Tierney -
I was recently contacted about some very experienced controls engineers who had ran into a strange issue. They had come across a firmware problem with one of Rockwell's 1734...

1734-OE4C Analog Output Module Not Holding Last State

Shawn Tierney -
I recently became aware of an issue with the 1734-OE4C not holding late state. If you use this module in an installation in which holding...

ControlLogix, CompactLogix – Can multiple controllers control the same Ethernet I/O?

Shawn Tierney -
A client recently asked me if multiple CompactLogix (or ControlLogix) processors could control the same Ethernet I/O. Since RSLogix5000 has supported Ethernet I/O, its been...

Point I/O – Large rack communication issue

Shawn Tierney -
I was recently called into a “consumer goods” plant to look at a communication problem with Point I/O. The night before I was told all the Point I/O,...

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