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Search: Posts Made By: Ken Roach
Forum: LIVE PLC Questions And Answers Yesterday, 02:53 PM
Replies: 2
Views: 63
Posted By Ken Roach
A "take a step back" moment as well: The...

A "take a step back" moment as well:

The Kinetix 300 is an indexing servo drive that behaves like a cyclic I/O connection on EtherNet/IP with a ControlLogix or CompactLogix. Your 2097-V31PR0 is...
Forum: LIVE PLC Questions And Answers Yesterday, 02:25 PM
Replies: 2
Views: 63
Posted By Ken Roach
Welcome to the PLCTalk forum community ! ...

Welcome to the PLCTalk forum community !



Can you provide details ? The drive's LED display should have a code, and both MotionView and Studio 5000 should give you some additional...
Forum: LIVE PLC Questions And Answers Yesterday, 02:23 PM
Replies: 5
Views: 67
Posted By Ken Roach
Red Lion's webserver is very simply on those...

Red Lion's webserver is very simply on those classic G3 terminals; the browser just sends HTTP refresh requests as fast as it can. There are no fancy local applets or Java or HTML5, which is one...
Forum: LIVE PLC Questions And Answers July 18th, 2019, 02:13 PM
Replies: 6
Views: 171
Posted By Ken Roach
Yup; the first CPU object in the browsing tree...

Yup; the first CPU object in the browsing tree should be highlighted, not the "down through the backplane to the CPU" object.


The old ControlLogix had modular Ethernet so you had to go through...
Forum: LIVE PLC Questions And Answers July 18th, 2019, 10:51 AM
Replies: 7
Views: 361
Posted By Ken Roach
That diagram is more than 20 years old; what it...

That diagram is more than 20 years old; what it doesn't show is that the PC is running the RSLinx Classic "1747-PIC/AIC+" driver for DH-485 protocol.

That driver is not supported in any operating...
Forum: LIVE PLC Questions And Answers July 17th, 2019, 01:30 PM
Replies: 7
Views: 361
Posted By Ken Roach
Welcome to the PLCTalk Forum community ! The...

Welcome to the PLCTalk Forum community !

The network you describe is a common 3-node Data Highway 485 (DH485) protocol network.

The best way to connect directly to such a network is to use a...
Forum: LIVE PLC Questions And Answers July 17th, 2019, 12:08 PM
Replies: 2
Views: 189
Posted By Ken Roach
There's a bug in some older versions of RSLinx (I...

There's a bug in some older versions of RSLinx (I remember it with 2.41) that fails to properly process the "write to EEPROM command accepted" reply from the controller.

Instead of showing you the...
Forum: LIVE PLC Questions And Answers July 16th, 2019, 05:59 PM
Replies: 3
Views: 243
Posted By Ken Roach
Two or more unused jumpered pins could also be...

Two or more unused jumpered pins could also be used to verify that the plug is in place, for fault detection. Knowing that the plug is disconnected could distinguish between a plug failure and an...
Forum: LIVE PLC Questions And Answers July 16th, 2019, 04:12 PM
Replies: 5
Views: 164
Posted By Ken Roach
Scott: That "solid state equipment differs from...

Scott: That "solid state equipment differs from electromechanical equipment" reference to publication SGI-1.1 has been in Allen-Bradley user manuals since the 1980's. It is a universal...
Forum: LIVE PLC Questions And Answers July 15th, 2019, 09:57 AM
Replies: 3
Views: 235
Posted By Ken Roach
IFM makes a "pulse stretcher" with a 0.2 ms...

IFM makes a "pulse stretcher" with a 0.2 ms minimum input, but it has a longer (25 ms) output.

https://www.ifm.com/us/en/product/E80110
Forum: LIVE PLC Questions And Answers July 12th, 2019, 12:10 PM
Replies: 2
Views: 235
Posted By Ken Roach
Welcome to the PLCTalk forum community, and...

Welcome to the PLCTalk forum community, and thanks for including the photograph.

Unfortunately, a solid red status LED generally means that the module had failed its internal diagnostics and...
Forum: LIVE PLC Questions And Answers July 11th, 2019, 12:29 AM
Replies: 5
Views: 382
Posted By Ken Roach
Welcome to the PLCTalk forum community ! In...

Welcome to the PLCTalk forum community !

In general, the CompactLogix is the "Originator" and the Anybus is the "Target".

Assuming the Connection Points shown by the Anybus webpage are correct:...
Forum: LIVE PLC Questions And Answers July 8th, 2019, 01:22 AM
Replies: 22
Views: 3,086
Posted By Ken Roach
PreLC, go ahead and open a new thread with your...

PreLC, go ahead and open a new thread with your new issue.

This old thread was based on controllers from ten years ago, and ControlLogix software, architecture, and functionality has changed in...
Forum: LIVE PLC Questions And Answers July 6th, 2019, 01:51 PM
Replies: 20
Views: 1,418
Posted By Ken Roach
You've got two different questions here; ...

You've got two different questions here; cord-connected equipment and a single-phase disconnect switch.

While you're only required to break the non-grounded conductors with a disconnect, there...
Forum: LIVE PLC Questions And Answers July 6th, 2019, 12:06 AM
Replies: 16
Views: 782
Posted By Ken Roach
I just did this a few days ago... it's the...

I just did this a few days ago... it's the Process Library you want, not the Architect stuff.

The individual Add-On Instructions will have a *.L5X extension and you'll import them as AOIs in...
Forum: LIVE PLC Questions And Answers July 6th, 2019, 12:03 AM
Replies: 16
Views: 782
Posted By Ken Roach
The Compatibility and Download Center starts...

The Compatibility and Download Center starts here:

https://compatibility.rockwellautomation.com/Pages/Home.aspx

I used "Process Library" as my search term.

What you're looking for is the...
Forum: LIVE PLC Questions And Answers July 5th, 2019, 11:32 PM
Replies: 16
Views: 782
Posted By Ken Roach
You can add the 64-bit math instructions for...

You can add the 64-bit math instructions for firmware before v32 by importing them from the "Process Library", which is a free download from the Product Compatibility and Download Center part of the...
Forum: LIVE PLC Questions And Answers July 4th, 2019, 03:43 AM
Replies: 4
Views: 370
Posted By Ken Roach
Rockwell did some work with those techniques for...

Rockwell did some work with those techniques for a while during the development of the Redundancy systems, but they were tightly coupled to Commercial Engineering efforts and to my knowledge have...
Forum: LIVE PLC Questions And Answers July 3rd, 2019, 03:00 PM
Replies: 5
Views: 364
Posted By Ken Roach
1747-AENTR firmware prior to version 2.001 would...

1747-AENTR firmware prior to version 2.001 would not support expansion chassis with the backplane interconnection cables.

And there are a handful of limitations and restrictions on what types of...
Forum: LIVE PLC Questions And Answers July 3rd, 2019, 01:10 PM
Replies: 5
Views: 364
Posted By Ken Roach
The 1747-AENTR should support 30 slots if it has...

The 1747-AENTR should support 30 slots if it has firmware 2.001 or later.

https://rockwellautomation.custhelp.com/app/answers/detail/a_id/477410/page/2

Look at the very bottom of the Controller...
Forum: LIVE PLC Questions And Answers July 3rd, 2019, 12:59 PM
Replies: 34
Views: 1,489
Posted By Ken Roach
mk42's summary is excellent. Georgia...

mk42's summary is excellent.

Georgia provides fewer statutory and precedent protections for employees than many other states, but their approach toward Covenants Not to Compete is fairly standard....
Forum: LIVE PLC Questions And Answers July 2nd, 2019, 08:05 PM
Replies: 11
Views: 452
Posted By Ken Roach
Please clarify; is the final drive element a...

Please clarify; is the final drive element a screw or rack/pinion arrangement, or is this a hoist with drums/cables that uses gravity only ?

I've done hoists in forming applications using...
Forum: LIVE PLC Questions And Answers July 2nd, 2019, 02:39 PM
Replies: 1
Views: 147
Posted By Ken Roach
Welcome to the PLCTalk forum community ! The...

Welcome to the PLCTalk forum community !

The bad news is that this is not a normal supported function of the Micro 800 series controllers. They are not intended, advertised, designed, or...
Forum: LIVE PLC Questions And Answers July 2nd, 2019, 01:44 PM
Replies: 11
Views: 452
Posted By Ken Roach
Any quality vector drive with encoder feedback...

Any quality vector drive with encoder feedback will be able to do "electronic line shaft" control.

Rockwell drives, including Powerflex 527, 755, or Kinetix 5500 and 5700 servos, will be able to...
Forum: LIVE PLC Questions And Answers July 1st, 2019, 01:37 PM
Replies: 4
Views: 370
Posted By Ken Roach
ControlLogix Redundancy is a high-availability...

ControlLogix Redundancy is a high-availability system that uses dual controllers, dual chassis, and dual networks.

GuardLogix is a machine safety system that uses an in-chassis safety "partner"...
Showing results 1 to 25 of 500

 
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