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Search: Posts Made By: ndzied1
Forum: LIVE PLC Questions And Answers February 22nd, 2021, 10:29 AM
Replies: 20
Views: 1,063
Posted By ndzied1
Are you using these with 5V input cards or are...

Are you using these with 5V input cards or are you building a small circuit to be able to use them with 24V?
Forum: LIVE PLC Questions And Answers February 15th, 2021, 06:24 PM
Replies: 9
Views: 555
Posted By ndzied1
I bet this will work for most general needs. ...

I bet this will work for most general needs.

https://www.libreoffice.org/
Forum: LIVE PLC Questions And Answers January 23rd, 2021, 04:56 PM
Replies: 3
Views: 509
Posted By ndzied1
OT: Hard times for robots

Outside what used to be an RCA TV plant. Shame of a use of a good robot.
Forum: LIVE PLC Questions And Answers January 17th, 2021, 08:33 AM
Replies: 12
Views: 607
Posted By ndzied1
I would try a factory reset of parameters and...

I would try a factory reset of parameters and start over.
Forum: LIVE PLC Questions And Answers January 15th, 2021, 05:55 PM
Replies: 8
Views: 647
Posted By ndzied1
Sometimes the Device scan doesn't work. Usually...

Sometimes the Device scan doesn't work. Usually putting the ip address of the device in the drop down on the right side of the Device Scan page works.
Forum: LIVE PLC Questions And Answers January 13th, 2021, 01:35 PM
Replies: 5
Views: 678
Posted By ndzied1
Not sure if it's in all ST packages but in...

Not sure if it's in all ST packages but in CoDeSys (at least in v3.5) you can set a bit for a positive or negative edge trigger. The 'P' indicates positive edge, for Negative edge it would be an 'N'...
Forum: LIVE PLC Questions And Answers January 8th, 2021, 01:33 PM
Replies: 11
Views: 887
Posted By ndzied1
Here's what I would do. This is definitely a...

Here's what I would do. This is definitely a simplified version of what you describe (and hasn't been tested) and is in CoDeSys but the ideas apply.

Define a UDT with the filtering and scaling...
Forum: LIVE PLC Questions And Answers January 8th, 2021, 01:02 PM
Replies: 7
Views: 756
Posted By ndzied1
If what you are saying is correct, then every...

If what you are saying is correct, then every distribution block that allows smaller wires on the output side would be wrong. But this is not the case and would make absurd things necessary like a...
Forum: LIVE PLC Questions And Answers January 8th, 2021, 11:29 AM
Replies: 12
Views: 842
Posted By ndzied1
It sounds like you are referring to jumping to...

It sounds like you are referring to jumping to specific rungs when using the ladder editor. If so, please let everyone know what ladder software you are using?

Taking a guess that you are...
Forum: LIVE PLC Questions And Answers January 8th, 2021, 11:06 AM
Replies: 6
Views: 549
Posted By ndzied1
NFPA lets you read NFPA 79 for free. You do have...

NFPA lets you read NFPA 79 for free. You do have to sign up for a free account which means giving them your email address. You can't download with the free version but it is the real version. I...
Forum: LIVE PLC Questions And Answers January 8th, 2021, 11:02 AM
Replies: 11
Views: 887
Posted By ndzied1
I believe best practice would be to have an...

I believe best practice would be to have an instance of the AOI for each analog input. As LD said, I'm not sure how it would work otherwise.

The number of tags you need will depend on how much...
Forum: LIVE PLC Questions And Answers January 8th, 2021, 10:51 AM
Replies: 6
Views: 549
Posted By ndzied1
Specific to UL508A in the Industrial Machinery...

Specific to UL508A in the Industrial Machinery section, the disconnect must be within or adjacent to the control panel.
Forum: LIVE PLC Questions And Answers January 7th, 2021, 11:16 AM
Replies: 14
Views: 1,168
Posted By ndzied1
You mention measuring "level" but I'm thinking...

You mention measuring "level" but I'm thinking you might mean you want to measure volume? Is this correct?

If that is the case, I would look at the signal and when the level is below the conic...
Forum: LIVE PLC Questions And Answers December 30th, 2020, 10:25 PM
Replies: 3
Views: 812
Posted By ndzied1
I suspect you are using Rockwell but check out...

I suspect you are using Rockwell but check out this part of the CoDeSys help file that describes some common interfaces for Function Blocks (AOI's).

The concepts will apply to AOIs created in...
Forum: LIVE PLC Questions And Answers December 28th, 2020, 02:28 PM
Replies: 5
Views: 950
Posted By ndzied1
I got the same answer as L D [AR2,P#0.0]

I got the same answer as L D [AR2,P#0.0]
Forum: LIVE PLC Questions And Answers December 27th, 2020, 08:44 PM
Replies: 5
Views: 950
Posted By ndzied1
Still trying to find some time to work on this....

Still trying to find some time to work on this. Please don’t give it away yet. I can guess the different interpretations.
Forum: LIVE PLC Questions And Answers December 26th, 2020, 09:11 AM
Replies: 6
Wow
Views: 1,297
Posted By ndzied1
To me, if you are thinking that a digit 9 can be...

To me, if you are thinking that a digit 9 can be added, then you are not thinking of an infinitely repeating decimal. That is the whole concept of infinity. It goes on forever.

But that really is...
Forum: LIVE PLC Questions And Answers December 25th, 2020, 06:57 PM
Replies: 6
Wow
Views: 1,297
Posted By ndzied1
But, how big is infinity? ...

But, how big is infinity?
https://www.ted.com/talks/dennis_wildfogel_how_big_is_infinity
Forum: LIVE PLC Questions And Answers December 23rd, 2020, 12:26 PM
Replies: 11
Views: 889
Posted By ndzied1
+1 To this! Same Here

+1 To this! Same Here
Forum: LIVE PLC Questions And Answers December 18th, 2020, 12:00 PM
Replies: 9
Views: 930
Posted By ndzied1
The Easy4 from Eaton...

The Easy4 from Eaton (https://www.eaton.com/us/en-us/catalog/machinery-controls/easye4.html) can do simple profiles for sending steps to a stepper driver. Here is a snipped from the help file for the...
Forum: LIVE PLC Questions And Answers December 18th, 2020, 11:12 AM
Replies: 47
Views: 3,047
Posted By ndzied1
In Oklahoma, duty is $0.20 per Gallon. This part...

In Oklahoma, duty is $0.20 per Gallon. This part remains constant regardless of the wholesale cost of the fuel.

While we see the duty or tax on receipts for almost everything else we purchase,...
Forum: LIVE PLC Questions And Answers December 18th, 2020, 11:08 AM
Replies: 47
Views: 3,047
Posted By ndzied1
Duty or what we would call tax on gas/petrol...

Duty or what we would call tax on gas/petrol varies widely by state. As a Republic, each state sets its own rate.

The minimum is $0.0895 / US Gallon in Alaska
The maximum is $0.5860 / US Gallon...
Forum: LIVE PLC Questions And Answers December 18th, 2020, 09:54 AM
Replies: 47
Views: 3,047
Posted By ndzied1
When I was a kid in school in the 1980's we were...

When I was a kid in school in the 1980's we were told we would all be using the 'metric' system by the time we were adults. For a very short time new road signs were being put up with dual units...
Forum: LIVE PLC Questions And Answers December 17th, 2020, 01:02 PM
Replies: 47
Views: 3,047
Posted By ndzied1
A furlong per fortnight is very close to a cm per...

A furlong per fortnight is very close to a cm per minute... (just saying)

And furlong per fortnight is very fun to say!
Forum: LIVE PLC Questions And Answers December 17th, 2020, 12:57 PM
Replies: 47
Views: 3,047
Posted By ndzied1
Definitely heard about slugs. Learned both unit...

Definitely heard about slugs. Learned both unit systems in undergrad. Never heard of slinches (of course now I have looked them up...)
Showing results 1 to 25 of 500

 
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