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louk
@louk
Eminent Member
Joined: Jan 15, 2025
Last seen: Sep 22, 2026
Topics: 0 / Replies: 27
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RE: Two RSLogix 5000 ACD files after a contractor visit, need to see what changed rung by rung

Before you rip out whatever he added, find out why. A 3 second wait in front of a pusher usually has a reason, even an undocumented one.

3 weeks ago
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RE: GuardLogix safety signature, auditor wants it in the validation file, what is it actually

Not a password, not a licence. Is the safety task locked, the padlock closed? And whoever put that line in left a commissioning report somewhere, they...

3 weeks ago
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RE: E-stop on a Micro820 standard input, program stops but the PowerFlex 4M keeps running

Then you don't have an E-stop, you have a stop button painted red. That was common on small shop machines in 2009, if I remember right it was cheap an...

3 weeks ago
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RE: Single channel E-stop through one relay on a 1998 bagger, what PL does that reach

Does anything monitor K5? Anything at all that checks it actually dropped when the button was pressed. And is it one contactor or two in series? In 19...

3 weeks ago
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RE: MSG read works for one tag and errors for another on the same target controller

Doesn't need a UDT. Pretty sure that's not it. 16#0004 on a data table read is usually the target saying it can't find that tag. Same firmware both en...

3 weeks ago
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RE: TIA V17 second valve FB call opens valve 1 as well, copied the call for valve 2

Logix does the same if you give two AOI calls one backing tag. Different dialog, same headache.

3 weeks ago
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RE: TIA V17 second valve FB call opens valve 1 as well, copied the call for valve 2

Both calls, what does the box above the FB name say, the instance DB? Same name on both?

3 weeks ago
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RE: E-stop on a Micro820 standard input, program stops but the PowerFlex 4M keeps running

Which contactor drops when you hit that button? Any? Or does the E-stop only go into the PLC input and nowhere else? Look at the panel, not the progra...

3 weeks ago
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RE: Two RSLogix 5000 ACD files after a contractor visit, need to see what changed rung by rung

Same v20 on both? And is the desktop file what's actually in the controller? Upload and check that first or you'll spend the night diffing the wrong t...

3 weeks ago
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RE: FactoryTalk View ME datalog stopped after three weeks, trend ends on a date, no error

How big is the card and how full is it? And what's the model's maximum data points set to, Data Log Models, Setup tab. One a second on 14 tags fills a...

3 weeks ago
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RE: 1756-CNB replaced, RSNetWorx for ControlNet keeper mismatch, I/O will not schedule

The spare's fine, it's empty. ControlNet has a keeper, one module on the network holds the schedule and the network parameters, and on a line that age...

3 weeks ago
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