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Comment by aliasxneo

Yes, I don't mean to poke fun solely on the integrators. I've seen the "software first" type land in the same role and flail just as hard, if not harder. I recall one individual, who was quite proud of his "beautiful" ladder logic code, after about 3 months of being at the company ended up destroying a $100k+ chiller plant by cavitating all of the pumps because they didn't understand head pressure.

I think that's one of the core difficulties with PLC programming. You have to have strong knowledge on traditional science fields like thermal dynamics, material sciences, fluid mechanics, etc., while also understanding the limitations of a 16 bit floating point integer and why overflowing that can be catastrophic.

parent aliasxneo 2 months ago

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