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Search: Posts Made By: drbitboy
Forum: LIVE PLC Questions And Answers Today, 04:50 PM
Replies: 1
Views: 63
Posted By drbitboy
The same way certain words become asterisks, we...

The same way certain words become asterisks, we should ask Phil to re-write all future occurrences of studio5k to display as sdudio5k.


Software for dudes.
Forum: LIVE PLC Questions And Answers Today, 04:46 PM
Replies: 4
Views: 102
Posted By drbitboy
hahahahaha. How do we archive, and/or...

hahahahaha.


How do we archive, and/or make searchable, such wisdom/experience?
Forum: LIVE PLC Questions And Answers Today, 12:55 PM
Replies: 8
Views: 340
Posted By drbitboy
hahaha that is the original post, we went on a...

hahaha that is the original post, we went on a bit of a rabbit trail, eh? And the first response from @jimtech67 was the correct one: post your code; check your configuration; i.e. check your...
Forum: LIVE PLC Questions And Answers Today, 12:05 PM
Replies: 8
Views: 340
Posted By drbitboy
I don't think so, see the TL;DR below. The...

I don't think so, see the TL;DR below.

The SCP Input Max. parameter should be 10000 for 10VDC analog voltage signal, and the Input Min. parameter should be 70 for a 0.07VDC analog voltage signal...
Forum: LIVE PLC Questions And Answers Yesterday, 08:23 PM
Replies: 38
Views: 8,624
Posted By drbitboy
I am interested. PDF landscape format is most...

I am interested. PDF landscape format is most universal; that way people who do not have the same software can look at the code.
Forum: LIVE PLC Questions And Answers Yesterday, 03:48 PM
Replies: 10
Views: 699
Posted By drbitboy
lol.

lol.
Forum: LIVE PLC Questions And Answers Yesterday, 03:45 PM
Replies: 5
Views: 273
Posted By drbitboy
Maybe there is another instruction that modifies...

Maybe there is another instruction that modifies N14:3, or puts 90 instead of N14:3 somewhere else, if N24:141 is over 60.
Forum: LIVE PLC Questions And Answers Yesterday, 03:31 PM
Replies: 10
Views: 494
Posted By drbitboy
When in doubt, strip the cruft.

When in doubt, strip the cruft.
Forum: LIVE PLC Questions And Answers Yesterday, 03:26 PM
Replies: 9
Views: 465
Posted By drbitboy
Please bear with me, I am trying to understand. ...

Please bear with me, I am trying to understand.

The PLC input is in the middle of a voltage divider between the [R5/R1] (sub-?)circuit and Q1, where the "resistance" of Q1 is either very high or...
Forum: LIVE PLC Questions And Answers Yesterday, 07:37 AM
Replies: 5
Views: 358
Posted By drbitboy
The description in the OP does not sound like...

The description in the OP does not sound like something that can be simply modeled with an FFL/FFU-driven FIFO array. Specifically moving parts forward/right or reverse/left is not something the FFU...
Forum: LIVE PLC Questions And Answers Yesterday, 07:11 AM
Replies: 12
Views: 794
Posted By drbitboy
oh dear. do not put the stick into any...

oh dear.


do not put the stick into any company computer, and do not touch any of the backups inside the company. go to staples or best buy or whatever and get a new computer that has never been...
Forum: LIVE PLC Questions And Answers Yesterday, 06:42 AM
Replies: 38
Views: 8,624
Posted By drbitboy
Re-state the control scheme prose as logical...

Re-state the control scheme prose as logical statements e.g.


the 18" Hg vacuum switch informs the system to start operating at 1st. pump, ... if the system spends more than 10 minutes above...
Forum: LIVE PLC Questions And Answers Yesterday, 05:25 AM
Replies: 38
Views: 8,624
Posted By drbitboy
Is that correct, or is it a typo, and the red 15...

Is that correct, or is it a typo, and the red 15 supposed to be an 18?

Or if it is correct, how does the system detect when the vacuum changes from 18.001"Hg to 17.999"Hg?

Are the blue WITHs...
Forum: LIVE PLC Questions And Answers September 14th, 2021, 06:59 PM
Replies: 9
Views: 465
Posted By drbitboy
Ah, I think I see it now: is that because the...

Ah, I think I see it now: is that because the base never goes higher than 4.05V, so the emitter cannot go above that 4.05V less the forward bias?
Forum: LIVE PLC Questions And Answers September 14th, 2021, 05:50 AM
Replies: 9
Views: 465
Posted By drbitboy
The following is less than rigorous to be sure,...

The following is less than rigorous to be sure, and may be out to lunch entirely for that matter. But it may suggest, if not an answer to that query, then at least a path for further investigation....
Forum: LIVE PLC Questions And Answers September 13th, 2021, 08:26 PM
Replies: 22
Views: 1,274
Posted By drbitboy
Thanks for the followup!

Thanks for the followup!
Forum: LIVE PLC Questions And Answers September 13th, 2021, 08:24 PM
Replies: 16
Views: 739
Posted By drbitboy
It costs about the same as a yacht: if you have...

It costs about the same as a yacht: if you have to ask, you can't afford it.
Forum: LIVE PLC Questions And Answers September 13th, 2021, 08:22 PM
Replies: 11
Views: 518
Posted By drbitboy
I don't want to be rude, but I have to disagree...

I don't want to be rude, but I have to disagree and say it is even more important than that: this is a calculation that every person on the planet should understand in their bones.

That way, they...
Forum: LIVE PLC Questions And Answers September 13th, 2021, 08:14 PM
Replies: 11
Views: 518
Posted By drbitboy
SummaryUse 0.000034241 instead of 0.00003 in the...

SummaryUse 0.000034241 instead of 0.00003 in the CPT formula.
TL;DR

In the first image below, which calculates


-0.039519995 for Prime2BoothPressure
From the that datum, plus the supplied...
Forum: LIVE PLC Questions And Answers September 13th, 2021, 11:07 AM
Replies: 6
Views: 431
Posted By drbitboy
Can you share the logix 5000 code, including as a...

Can you share the logix 5000 code, including as a PDF?
Forum: LIVE PLC Questions And Answers September 13th, 2021, 07:11 AM
Replies: 4
Views: 228
Posted By drbitboy
#1 make a backup of the program from the PC to a...

#1 make a backup of the program from the PC to a USB thumb drive, maybe two backups, and put those thumb drives in a drawer.

#2 you will need to find the option in the programming software to...
Forum: LIVE PLC Questions And Answers September 13th, 2021, 06:39 AM
Replies: 19
Views: 1,040
Posted By drbitboy
Previous responses by @parky, @pturmel,...

Previous responses by @parky, @pturmel, @kalabdel, @g.mccormick all say use a proximity sensor.

https://www.google.com/search?q=+proximity+sensor+2000+hz...
Forum: LIVE PLC Questions And Answers September 12th, 2021, 03:52 PM
Replies: 19
Views: 1,040
Posted By drbitboy
Going back to the original post of this thread...

Going back to the original post of this thread though, the problem was that at low speeds (RPM; frequencies) the hardware does not generate enough voltage for the counter to detect a pulse.


So...
Forum: LIVE PLC Questions And Answers September 12th, 2021, 12:10 PM
Replies: 7
Views: 283
Posted By drbitboy
I am glad that worked out! TL;DR ...

I am glad that worked out!

TL;DR

Another way to express 1,5 without commas or decimal points is 15e-1

Although given the example, where F* takes arguments of 1000 and 1,5 multiplies them,...
Forum: LIVE PLC Questions And Answers September 12th, 2021, 09:51 AM
Replies: 7
Views: 283
Posted By drbitboy
Have you tried 1.5 instead of ...

Have you tried


1.5

instead of


1,5
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