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Search: Posts Made By: cardosocea
Forum: LIVE PLC Questions And Answers Today, 10:01 AM
Replies: 12
Views: 291
Posted By cardosocea
This sort of separation between experience and...

This sort of separation between experience and "experts" or theoretical knowledge always reminds me of a text by a fellow countryman of mine.

The translation is poor, but should be enough to get...
Forum: LIVE PLC Questions And Answers Today, 06:50 AM
Replies: 4
Views: 129
Posted By cardosocea
I suggest a person per PLC... or a well thought...

I suggest a person per PLC... or a well thought out software development strategy, where each develops independently from each other and then copy functions into a single project.

Three people...
Forum: LIVE PLC Questions And Answers Today, 02:31 AM
Replies: 10
Views: 372
Posted By cardosocea
This reminds me of a trainee I had learning PLC's...

This reminds me of a trainee I had learning PLC's from me. He was chosen for the job because he knew electricity.
Couldn't grasp the concept of integers and floating point numbers... needless to...
Forum: LIVE PLC Questions And Answers September 21st, 2018, 06:05 AM
Replies: 23
Views: 620
Posted By cardosocea
Had a quick look of the demo on my phone... ...

Had a quick look of the demo on my phone...

Unless they pulled a game demo trick, this looks gorgeous. :)
Forum: LIVE PLC Questions And Answers September 21st, 2018, 05:02 AM
Replies: 18
Views: 395
Posted By cardosocea
They do... but the tags must be arrays. The...

They do... but the tags must be arrays.

The problem is the paradigm shift from Siemens and the fact that so much still depends on absolute addressing to work that they can't just make it...
Forum: LIVE PLC Questions And Answers September 21st, 2018, 04:54 AM
Replies: 7
Views: 189
Posted By cardosocea
I don't know the application, but that sounds...

I don't know the application, but that sounds like a nightmare.

How long does that foot of travel take? A lot of people assume that by putting more confirm buttons, that the operator will read...
Forum: LIVE PLC Questions And Answers September 20th, 2018, 02:07 AM
Replies: 7
Views: 189
Posted By cardosocea
I was going to say that this can probably be done...

I was going to say that this can probably be done with a scheduled action triggered by that DI.

I wouldn't do it this way though. Why not open the pop up, put text in box, click confirm, have a...
Forum: LIVE PLC Questions And Answers September 20th, 2018, 02:05 AM
Replies: 18
Views: 395
Posted By cardosocea
The rewire function in TIA Portal may be...

The rewire function in TIA Portal may be deactivated for non-optimised blocks...

I am just confused as to why you need to do this...

If your code is in STL (I know it's a stretch), Step7...
Forum: LIVE PLC Questions And Answers September 20th, 2018, 01:59 AM
Replies: 11
Views: 337
Posted By cardosocea
Not sure what PLC you are using, but is using the...

Not sure what PLC you are using, but is using the clock function a possibility?

You can save the clock when sequence starts and compare the clock to 12 hours later... I must admit it's not...
Forum: LIVE PLC Questions And Answers September 19th, 2018, 12:17 PM
Replies: 147
Views: 35,051
Posted By cardosocea
Worked as a Field Service Engineer installing and...

Worked as a Field Service Engineer installing and commissioning heavy winches for the offshore drilling industry (what they call drawworks).

The software is fairly complex and part of the 120...
Forum: LIVE PLC Questions And Answers September 18th, 2018, 02:06 PM
Replies: 12
Views: 187
Posted By cardosocea
Siemens has some nifty devices to do that with...

Siemens has some nifty devices to do that with local memory storage. I haven't used one myself, but have looked into it and should be getting my hands on a couple next year.
Forum: LIVE PLC Questions And Answers September 18th, 2018, 11:20 AM
Replies: 3
Views: 91
Posted By cardosocea
SUS is Siemens way of collecting rent. If you are...

SUS is Siemens way of collecting rent. If you are constantly developping, I find that it is worth it (300 per year or so). If you have a certain plant to maintain, then a single version will be ok.
Forum: LIVE PLC Questions And Answers September 18th, 2018, 05:20 AM
Replies: 7
Views: 289
Posted By cardosocea
What does TRCV_C return as teh RCVD_LEN...

What does TRCV_C return as teh RCVD_LEN parameter? Is TSEND only running once?
Forum: LIVE PLC Questions And Answers September 18th, 2018, 02:52 AM
Replies: 4
Views: 216
Posted By cardosocea
In STL would be something like this: A...

In STL would be something like this:

A trigger
FP helpvariable
MOV_BLK(MydataType[0], MydataType[1], 10)
L newRecord
T MyDataType[0]

FP is the rising edge one shot. FN is the lowering edge...
Forum: LIVE PLC Questions And Answers September 18th, 2018, 02:48 AM
Replies: 5
Views: 261
Posted By cardosocea
I would steer away from those classes for a...

I would steer away from those classes for a couple of reasons:

- They are condensed information and it takes a certain level of knowledge to get benefit from them. The entry level ones are...
Forum: LIVE PLC Questions And Answers September 17th, 2018, 09:33 AM
Replies: 7
Views: 894
Posted By cardosocea
Project language. PCS7 requires US English to be...

Project language. PCS7 requires US English to be defined and can only accept certain languages. This is somewhere in the settings for the project, although it's been a while since I used it.
Forum: LIVE PLC Questions And Answers September 17th, 2018, 04:28 AM
Replies: 7
Views: 289
Posted By cardosocea
I only just noticed that the ID number being 1 is...

I only just noticed that the ID number being 1 is strange as I was configuring connections the other day and they would start at 100.
Forum: LIVE PLC Questions And Answers September 17th, 2018, 04:27 AM
Replies: 7
Views: 894
Posted By cardosocea
PCS7 is notable to throw up errors when the...

PCS7 is notable to throw up errors when the language isn't set up correctly. Perhaps that has something to do with it?
Forum: LIVE PLC Questions And Answers September 17th, 2018, 02:54 AM
Replies: 2
Views: 364
Posted By cardosocea
Assuming you have access to hardware... wouldn't...

Assuming you have access to hardware... wouldn't a raspberry pi running Codesys be a good starting point?

I think if you're used to TIA Portal, and from my time playing with Codesys, I think a...
Forum: LIVE PLC Questions And Answers September 15th, 2018, 03:40 AM
Replies: 7
Views: 289
Posted By cardosocea
I've been playing with UDP (not the same, I know)...

I've been playing with UDP (not the same, I know) and noticed that there is something funky with the way it seems to work.



Did you pass an IP address structure into the TCON block and if so...
Forum: LIVE PLC Questions And Answers September 10th, 2018, 01:23 PM
Replies: 4
Views: 205
Posted By cardosocea
There's also the added capacitance that can cause...

There's also the added capacitance that can cause havoc on encoder signals, whilst a repeater will (generally) reconstruct the signal to make it square again before outputing.
Forum: LIVE PLC Questions And Answers September 7th, 2018, 11:13 AM
Replies: 8
Views: 327
Posted By cardosocea
BLK_MOV could do, but your IO would have to...

BLK_MOV could do, but your IO would have to precisely match your UDT and DB.
Forum: LIVE PLC Questions And Answers September 7th, 2018, 05:55 AM
Replies: 3
Views: 99
Posted By cardosocea
It depends how you break it down really. ...

It depends how you break it down really.

I'm used to having PLC's in the same network and one port of the SCADA Servers (servers only) in that network to "speak" with the PLC's.

The Servers...
Forum: LIVE PLC Questions And Answers September 7th, 2018, 05:49 AM
Replies: 8
Views: 327
Posted By cardosocea
L DB120.DBWxxx T QWxxx

L DB120.DBWxxx
T QWxxx
Forum: LIVE PLC Questions And Answers September 7th, 2018, 04:53 AM
Replies: 8
Views: 327
Posted By cardosocea
What type of block are you doing this in? ...

What type of block are you doing this in?
Perhaps the block is one that doesn't have optimized access turned on and it won't let you do this?
Showing results 1 to 25 of 500

 
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