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Search: Posts Made By: jstolaruk
Forum: LIVE PLC Questions And Answers February 21st, 2020, 05:36 PM
Replies: 15
Views: 322
Posted By jstolaruk
RS232 would be annoyingly slow, limited on...

RS232 would be annoyingly slow, limited on distance, and sensitive to plant electrical noise. RS422 would take care of two of three leaving speed a problem. The DH+ should be fine depending on the...
Forum: LIVE PLC Questions And Answers February 21st, 2020, 03:38 PM
Replies: 15
Views: 322
Posted By jstolaruk
In the past when DH+ was all we had, we would put...

In the past when DH+ was all we had, we would put in a PLC that acted as a data concentrator, collecting data from all of the other PLCs (via DH+). Then the SCADA, or PC based HMI, would simply...
Forum: LIVE PLC Questions And Answers February 21st, 2020, 03:26 PM
Replies: 13
Views: 306
Posted By jstolaruk
Minimum soft-start and, as mentioned, VFD for...

Minimum soft-start and, as mentioned, VFD for speed control if desired.
Forum: LIVE PLC Questions And Answers February 19th, 2020, 09:46 AM
Replies: 15
Views: 627
Posted By jstolaruk
There is another exception in our neighborhood if...

There is another exception in our neighborhood if you're doing GM work onsite - they now require the GCCS-2 certification (https://www.macomb.edu/business/workforce-development/general-motors.html)...
Forum: LIVE PLC Questions And Answers February 19th, 2020, 06:12 AM
Replies: 15
Views: 627
Posted By jstolaruk
If I was an IT guy, probably.

If I was an IT guy, probably.
Forum: LIVE PLC Questions And Answers February 18th, 2020, 11:52 PM
Replies: 37
Views: 1,766
Posted By jstolaruk
The real problem comes in when you/I have a late...

The real problem comes in when you/I have a late paying customer that you want to keep. Lately I've had a lot of this, 30 day terms on the purchase order have been up to 6 months in reality. So...
Forum: LIVE PLC Questions And Answers February 17th, 2020, 08:13 AM
Replies: 16
Views: 753
Posted By jstolaruk
The compiler allows this; another form of...

The compiler allows this; another form of recursion that could end disastrously.



The compiler caught this. I started with two aoi(s), aoi_A, aoi_B, with no local tags. I added a local tag in...
Forum: LIVE PLC Questions And Answers February 16th, 2020, 06:30 AM
Replies: 16
Views: 753
Posted By jstolaruk
As cool as it is, recursion is caught by the...

As cool as it is, recursion is caught by the compiler and not allowed in Studio/RSlogix 5K when it comes to AOIs or UDTs. A JSR call to "itself" is allowed but I haven't tried it without a way to...
Forum: LIVE PLC Questions And Answers February 14th, 2020, 03:35 PM
Replies: 16
Views: 753
Posted By jstolaruk
yeah, more than 2 nested gets hairy. Sounds like...

yeah, more than 2 nested gets hairy. Sounds like a kid with a new toy.
Forum: LIVE PLC Questions And Answers February 13th, 2020, 07:29 PM
Replies: 12
Views: 479
Posted By jstolaruk
Its a right-of-passage for plc programming.

Its a right-of-passage for plc programming.
Forum: LIVE PLC Questions And Answers February 12th, 2020, 01:47 PM
Replies: 3
Views: 134
Posted By jstolaruk
If it helps, I recently completed a project with...

If it helps, I recently completed a project with the 842E-M (multi-turn encoder) and it did NOT exhibit this behavior.
Forum: LIVE PLC Questions And Answers February 10th, 2020, 08:34 AM
Replies: 3
Views: 162
Posted By jstolaruk
Export the displays to XML files, open with a...

Export the displays to XML files, open with a text editor and do a global change to all fonts, then import them into the project.
Forum: LIVE PLC Questions And Answers February 10th, 2020, 07:52 AM
Replies: 14
Views: 492
Posted By jstolaruk
Have you seen tech note #568004 "Homing the...

Have you seen tech note #568004 "Homing the PowerFlex 750 Series AC Drive"?
Forum: LIVE PLC Questions And Answers February 9th, 2020, 07:10 PM
Replies: 14
Views: 492
Posted By jstolaruk
Do you have the part number for the motor?

Do you have the part number for the motor?
Forum: LIVE PLC Questions And Answers February 9th, 2020, 10:22 AM
Replies: 14
Views: 492
Posted By jstolaruk
Its not mentioned if a VFD cable to the motor...

Its not mentioned if a VFD cable to the motor (shielded power) is used. If not, you have to start there.
Forum: LIVE PLC Questions And Answers February 8th, 2020, 01:38 PM
Replies: 5
Views: 323
Posted By jstolaruk
I'm sorry, its just been too long. If I stumble...

I'm sorry, its just been too long. If I stumble across it I'll PM you.
Forum: LIVE PLC Questions And Answers February 8th, 2020, 07:20 AM
Replies: 5
Views: 323
Posted By jstolaruk
I'll look around, it's been probably close to ten...

I'll look around, it's been probably close to ten years since I used it.
Forum: LIVE PLC Questions And Answers February 8th, 2020, 07:18 AM
Replies: 48
Views: 2,680
Posted By jstolaruk
You'll be fine, I promise. :beerchug:

You'll be fine, I promise. :beerchug:
Forum: LIVE PLC Questions And Answers February 6th, 2020, 04:02 PM
Replies: 8
Views: 241
Posted By jstolaruk
I stand corrected, I was envisioning something...

I stand corrected, I was envisioning something that looked closer to the 5069-RTBx style. Funny it didn't show up in Proposalworks, it must be included (unlike the 5069s).
Forum: LIVE PLC Questions And Answers February 6th, 2020, 03:45 PM
Replies: 48
Views: 2,680
Posted By jstolaruk
So every HMI requires a $1600 runtime license, no...

So every HMI requires a $1600 runtime license, no cost savings there.
Forum: LIVE PLC Questions And Answers February 6th, 2020, 03:43 PM
Replies: 8
Views: 241
Posted By jstolaruk
1769-L18ER-BB1B doesn't use the 1769-RTB45. And...

1769-L18ER-BB1B doesn't use the 1769-RTB45. And I haven't been able to find what he is looking for either.
Forum: LIVE PLC Questions And Answers February 6th, 2020, 03:36 PM
Replies: 48
Views: 2,680
Posted By jstolaruk
That and their hardware lasts forever. As does...

That and their hardware lasts forever. As does Siemens.
Forum: LIVE PLC Questions And Answers February 6th, 2020, 01:43 PM
Replies: 48
Views: 2,680
Posted By jstolaruk
You're seeing this because its been the GM...

You're seeing this because its been the GM specification for a couple of years now. When GM was strictly Siemens they had a large investment in Siemens HMI development (horror story actually if...
Forum: LIVE PLC Questions And Answers February 6th, 2020, 10:33 AM
Replies: 2
Views: 199
Posted By jstolaruk
You probably knew this but in case you didn't,...

You probably knew this but in case you didn't, Nematron is gone, absorbed by Comark (https://comarkcorp.com/nematron/).
Forum: LIVE PLC Questions And Answers February 5th, 2020, 12:01 PM
Replies: 6
Views: 190
Posted By jstolaruk
What size power supply (part number)? The...

What size power supply (part number)?

The opening statement says L62 but later you say L61?
Showing results 1 to 25 of 500

 
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