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Search: Posts Made By: Ken Roach
Forum: LIVE PLC Questions And Answers January 15th, 2021, 04:46 PM
Replies: 6
Views: 218
Posted By Ken Roach
That is normal, in my experience. When you...

That is normal, in my experience.

When you have only the demo runtime, it will execute for about 2 hours, then shut down and stop working, including for communications features. It does not...
Forum: LIVE PLC Questions And Answers January 11th, 2021, 01:02 AM
Replies: 7
Views: 227
Posted By Ken Roach
Thank you for the clarifications ! Are the...

Thank you for the clarifications !

Are the modules connected to any physical output circuit loads ?

These modules have open-circuit detection features that can be enabled/disabled on a...
Forum: LIVE PLC Questions And Answers January 11th, 2021, 12:18 AM
Replies: 7
Views: 227
Posted By Ken Roach
Please provide some context and details. ...

Please provide some context and details.

What kind of controller or network adapter is it connected to ?

Is there a diagnostic code shown in the Studio 5000 program for the module ?

Is it...
Forum: LIVE PLC Questions And Answers January 8th, 2021, 01:13 AM
Replies: 2
Views: 173
Posted By Ken Roach
Why do you need them ? Allen-Bradley...

Why do you need them ?

Allen-Bradley manufactured I/O modules are generally Module Profiles built into the software when it is launched with support for that platform, or added as "Add On...
Forum: LIVE PLC Questions And Answers January 6th, 2021, 11:44 PM
Replies: 8
Views: 403
Posted By Ken Roach
Thanks for providing those details, and welcome...

Thanks for providing those details, and welcome to the PLCTalk forum community !

The RA Knowledgebase has a summary of what causes code 16#A2 faults. KB Answer ID BF3067...
Forum: LIVE PLC Questions And Answers January 6th, 2021, 11:32 AM
Replies: 12
Views: 509
Posted By Ken Roach
great point; refusal of a TCP connection is also...

great point; refusal of a TCP connection is also a way to infer basic IP connectivity.

I prefer a positive and tidy confirmation that Port 44818 is open and listening, which is why I use TCPing....
Forum: LIVE PLC Questions And Answers January 6th, 2021, 12:44 AM
Replies: 12
Views: 509
Posted By Ken Roach
It's neat to see what folks prefer ! I...

It's neat to see what folks prefer !

I seldom use Telnet to poke around with automation equipment, especially A-B, because so few devices support the protocol, on any port.

The Windows...
Forum: LIVE PLC Questions And Answers January 5th, 2021, 06:24 PM
Replies: 12
Views: 509
Posted By Ken Roach
I like TCPing...

I like TCPing (https://www.elifulkerson.com/projects/tcping.php) for testing the connectivity over TCP.


But when the I/O connection switches to UDP for cyclic I/O, you're back to other...
Forum: LIVE PLC Questions And Answers December 21st, 2020, 01:46 PM
Replies: 10
Views: 626
Posted By Ken Roach
Yes, they absolutely will. A 1756-L1 running...

Yes, they absolutely will. A 1756-L1 running v2 firmware can exchange Produced/Consumed Tags with a 1756-L81E running v33 firmware, and any mix of controllers and firmware in between.

If you...
Forum: LIVE PLC Questions And Answers December 19th, 2020, 03:36 AM
Replies: 7
Views: 447
Posted By Ken Roach
I agree that Red Lion tech support probably...

I agree that Red Lion tech support probably mis-stated something about the port pins.

Dan, I think the RJ12 on the FlexEdge is *only* for RS-232. The pinout table on the left is for connecting...
Forum: LIVE PLC Questions And Answers December 18th, 2020, 01:49 AM
Replies: 7
Views: 447
Posted By Ken Roach
Welcome to the PLCTalk forum community ! ...

Welcome to the PLCTalk forum community !

You've got a pretty new product but a pretty old protocol for your first post. It's excellent that you've put a scope on the data lines and carefully...
Forum: LIVE PLC Questions And Answers December 16th, 2020, 06:09 PM
Replies: 1
Views: 201
Posted By Ken Roach
Welcome to the PLCTalk forum community ! I...

Welcome to the PLCTalk forum community !

I have used those devices (packaged up by GridConnect) but not with Web Studio (I still think of that as Indusoft, despite Aveva slapping a Wonderware...
Forum: LIVE PLC Questions And Answers December 16th, 2020, 01:28 AM
Replies: 7
Views: 516
Posted By Ken Roach
Thanks very much for those screenshots. It's...

Thanks very much for those screenshots. It's especially valuable to see that you're using an older 1756-ENBT in the chassis with the 1756-L83E to connect to this CompactLogix.

The error code /...
Forum: LIVE PLC Questions And Answers December 15th, 2020, 10:55 PM
Replies: 7
Views: 516
Posted By Ken Roach
Welcome to the PLCTalk forum community ! ...

Welcome to the PLCTalk forum community !

What exactly are you trying to do with the connection between these controllers ?

Presumably you're setting them up to exchange produced/consumed...
Forum: LIVE PLC Questions And Answers December 11th, 2020, 07:55 PM
Replies: 7
Views: 595
Posted By Ken Roach
Can you quantify or describe "bombards" ? ...

Can you quantify or describe "bombards" ?

Are they CIP messages to read the various Attributes of the Identity Object (Class 1, Instance 1)?

Are you certain they are from the PLC, or might...
Forum: LIVE PLC Questions And Answers December 11th, 2020, 01:56 PM
Replies: 7
Views: 595
Posted By Ken Roach
When you change the RPI as you illustrated, the...

When you change the RPI as you illustrated, the ControlLogix should close the connection then re-open it with a new connection request with a new RPI value request.

Maybe the Weightronix takes...
Forum: LIVE PLC Questions And Answers December 11th, 2020, 01:40 PM
Replies: 12
Views: 551
Posted By Ken Roach
Can you connect to it in any other way, like...

Can you connect to it in any other way, like ordinary PING or a Web interface ?

Try also TCPING, which simply opens a TCP connection on a specific Port number. Port 502 is standard for...
Forum: LIVE PLC Questions And Answers December 10th, 2020, 11:49 PM
Replies: 3
Views: 422
Posted By Ken Roach
Wow, that's bizarre. I just can't imagine one...

Wow, that's bizarre. I just can't imagine one or two messages per second pushing the MicroLogix over a performance cliff.

The first thing I would check is the triggering logic on the 1/sec MSG...
Forum: LIVE PLC Questions And Answers December 10th, 2020, 01:33 PM
Replies: 3
Views: 332
Posted By Ken Roach
There is a detailed RA Knowledgebase document...

There is a detailed RA Knowledgebase document that you have probably already read that describes configuration of MSG instructions in a Logix-family controller to target a Micro 800 series...
Forum: LIVE PLC Questions And Answers December 9th, 2020, 04:01 PM
Replies: 5
Views: 399
Posted By Ken Roach
The RSLinx magic is manually configuring the...

The RSLinx magic is manually configuring the driver so that it knows which IP addresses to browse when it goes "out" from a 1756-ENxT module. This information is stored in the harmony.rsh and...
Forum: LIVE PLC Questions And Answers December 9th, 2020, 12:22 AM
Replies: 12
Views: 1,497
Posted By Ken Roach
Outstanding ! Node-Red is such a neat tool for...

Outstanding ! Node-Red is such a neat tool for this sort of automation task.

Thank you for posting the update, and congratulations on your successful application. Make sure you document it well...
Forum: LIVE PLC Questions And Answers December 9th, 2020, 12:14 AM
Replies: 8
Views: 470
Posted By Ken Roach
I would have to research if you could do...

I would have to research if you could do Produce/Consume Tags over Ethernet with a version 8 controller; back then it might have been over ControlNet and the backplane only.

But if not, you can...
Forum: LIVE PLC Questions And Answers December 7th, 2020, 10:03 PM
Replies: 9
Views: 656
Posted By Ken Roach
I'm glad it worked, and thank you very much for...

I'm glad it worked, and thank you very much for taking the time to post that update !
Forum: LIVE PLC Questions And Answers December 7th, 2020, 12:06 PM
Replies: 12
Views: 754
Posted By Ken Roach
Yes, PanelBuilder32 is the software. The 300's...

Yes, PanelBuilder32 is the software. The 300's didn't change much, as there were no color features or new network protocols to support.

2711-M3A18L1

The "18" means that the RS-232 port runs...
Forum: LIVE PLC Questions And Answers December 7th, 2020, 02:59 AM
Replies: 2
Views: 264
Posted By Ken Roach
Is your MSG instruction being executed in the...

Is your MSG instruction being executed in the MicroLogix or the CompactLogix ?

What is the exact address or format of your data ?

236 bytes of payload sounds like it's under the usual limit...
Showing results 1 to 25 of 500

 
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