r/PLC

64K archived posts · Sep 2012 – Sep 2026

PLC - Programmable Logic Controllers

r/PLC

This sub is dedicated to discussion and questions about Programmable Logic Controllers (PLCs): "an industrial digital computer that has been ruggedized and adapted for the control of manufacturing processes, such as assembly lines, robotic devices, or any activity that requires high reliability, ease of programming, and process fault diagnosis."

Created May 6, 2009

100KMembers (last snapshot)

64KArchived posts

Description

On topic subjects

News and articles about PLCs
Questions about PLCs
Homework help; but make it clear it's homework
PLC internship, employment and education questions

Off topic subjects

Not directly related to PLCs: r/IndustrialAutomation/
Hardware design that does not include a PLC; for electronic circuits: r/AskElectronics
Single Board computers: r/Raspberry_pi, r/Arduino, r/linux_devices, r/linuxboards
PCs and laptops
Furniture and bags
Job announcements (oustide the monthly job thread)
Salary

Rules

Be civil: do not insult; no all-caps, no excessive "!" and "?", please.
Submissions must be on topic
If asking a question, ask the actual question, fully yet concisely, right in the title
No spam; no self-promotion (*); no commercial content. Any ads (offer or wanted) go to the weekly thread
No shit posts (memes - pictures with superimposed text - are OK)

(*) At mods' discretion, certain self-promotion submissions from people who contribute to this sub in other ways may be allowed and tagged with the "Self-promo" flair

Complete rules:/r/plc/about/rules/

Please click "report" on spam

Related sub-reddits:

r/IndustrialAutomation

Other communities

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