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Old February 8th, 2018, 07:34 PM   #23
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rguimond is offline
Join Date: Jul 2009
Location: Escuminac
Posts: 647
Originally Posted by daba View Post
Very nearly every Logix500 program I have ever seen has an unconditional OTU S:5/0 as the last rung.

This will stop the faulting on overflow and underflow.

I don't know why they built this "feature" into the 500 series, it's pretty useless, as you don't know where the overflow/underflow occurred for you ti fix it.
I'll second that
"If you can't measure it, you can't manage it!"
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