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Search: Posts Made By: davidg68124
Forum: LIVE PLC Questions And Answers May 21st, 2012, 07:07 AM
Replies: 6
Views: 1,588
Posted By davidg68124
Do you have the analog cards setup for internal...

Do you have the analog cards setup for internal bus power or external. If you have it setup for external, you will problably receive this fault, especially if you are turning on the power supply at...
Forum: LIVE PLC Questions And Answers April 15th, 2011, 03:29 PM
Replies: 9
Views: 1,584
Posted By davidg68124
Wow, guys, have you forgotten the feature in...

Wow, guys, have you forgotten the feature in Logix5000 where you can dedicate items to legacy addressing?

Under the Logic Drop down menu, select Map PLC/SLC Messages...

There you will assign...
Forum: LIVE PLC Questions And Answers February 23rd, 2011, 10:08 AM
Replies: 22
Views: 15,618
Posted By davidg68124
Actually, you did not need to advance all the way...

Actually, you did not need to advance all the way to V6. there is a rollup available that Rockwell does not advertise. It was like pulling teeth to get them to work with me when I was going through...
Forum: LIVE PLC Questions And Answers July 26th, 2010, 02:24 PM
Replies: 0
Views: 776
Posted By davidg68124
Siemens Processor Fault?

Yesterday, I was called to a plant and found a 317 Processor with controlling a process with some problems. They had changed out some ofthe IO cards and were struggling. I had an Asi Bus card as...
Forum: LIVE PLC Questions And Answers April 6th, 2010, 04:09 PM
Replies: 14
Views: 3,705
Posted By davidg68124
I once had a client that liked to 'tinker' alot. ...

I once had a client that liked to 'tinker' alot. Well he decided to work with a SEw system that I set up with electronic syncing.

He could not get it to start up. He had been there for hours...
Forum: LIVE PLC Questions And Answers January 13th, 2009, 11:26 AM
Replies: 7
Views: 2,260
Posted By davidg68124
OkiePC is correct. Your problems do seem to...

OkiePC is correct.

Your problems do seem to lie in the tuning. How much do you understand about the 1394's? I have had success with the autotune feature, but I usually do not have to use it. ...
Forum: LIVE PLC Questions And Answers January 12th, 2009, 10:28 AM
Replies: 7
Views: 2,260
Posted By davidg68124
You will need to give us more info on what is...

You will need to give us more info on what is installed.

Why did the Previous 1394 fail? When you dumped in the program, did you go through the Axis setup? If so, did you do an Autotune for...
Forum: LIVE PLC Questions And Answers November 14th, 2008, 08:46 AM
Replies: 127
Views: 19,204
Posted By davidg68124
I can think of a couple of cases that were at...

I can think of a couple of cases that were at jobsites that I have been.


WE had a startup at an ethanol plant that included some very large boilers. The programmer they hired to do the job was...
Forum: LIVE PLC Questions And Answers October 3rd, 2008, 01:35 PM
Replies: 7
Views: 1,268
Posted By davidg68124
I used an L43 recently and according to Rockwell...

I used an L43 recently and according to Rockwell and the manuals, you can only use up to 2 communication cards to the left on the 1768 bus.


I just tried adding more than 2 cards in Logix and it...
Forum: LIVE PLC Questions And Answers June 27th, 2008, 11:40 AM
Replies: 16
Views: 2,524
Posted By davidg68124
I am quite interested in this, Peter, as I was...

I am quite interested in this, Peter, as I was the thread you are referring to.

I have bookmarked this thread to review for later.

David
Forum: LIVE PLC Questions And Answers May 29th, 2008, 01:07 PM
Replies: 21
Views: 5,458
Posted By davidg68124
To answer your question further, I really do not...

To answer your question further, I really do not let the error grow that large. I limit the correction to .1" maximum. I just do it enough that it is able to correct accurately.


David
Forum: LIVE PLC Questions And Answers May 29th, 2008, 01:05 PM
Replies: 21
Views: 5,458
Posted By davidg68124
I was already going down this path when I decided...

I was already going down this path when I decided I wasn't going to get there using only one Master Virtual axis. It was Jim's suggestion to use this method.


I have to admit, this is my first...
Forum: LIVE PLC Questions And Answers May 29th, 2008, 01:03 PM
Replies: 21
Views: 5,458
Posted By davidg68124
It is absolutely smooth. Even when it is...

It is absolutely smooth. Even when it is correcting itself back into position after overshooting. You can notice that it is not exactly a smooth motion, but it is almost there. I surmise if I...
Forum: LIVE PLC Questions And Answers May 27th, 2008, 01:35 PM
Replies: 21
Views: 5,458
Posted By davidg68124
The reasons for the virtual axi. I have 2...

The reasons for the virtual axi.

I have 2 encoders. Both required a virtual axis to momic the count and allow me to gear to them. There was a knowledge base article on how to configure a virtual...
Forum: LIVE PLC Questions And Answers May 27th, 2008, 11:15 AM
Replies: 21
Views: 5,458
Posted By davidg68124
Just an update guys. With all of your...

Just an update guys.


With all of your help, and Rockwell's Jim Svarovsky's help, we were able to use the phasing suggestion earlier and apply it in Contrologix Motion.

There were a few...
Forum: LIVE PLC Questions And Answers May 6th, 2008, 11:37 AM
Replies: 21
Views: 5,458
Posted By davidg68124
Gerry, Here is the information from the...

Gerry,

Here is the information from the article

The following rungs will monitor the High Speed Counters associated with the encoders and update each Virtual Axis with their respective...
Forum: LIVE PLC Questions And Answers May 6th, 2008, 11:24 AM
Replies: 2
Views: 777
Posted By davidg68124
What you need to do, besides power supply loading...

What you need to do, besides power supply loading is look at both distance from the power supply certain cards can be and connections. The most important would be connections.

There is a...
Forum: LIVE PLC Questions And Answers May 5th, 2008, 05:15 PM
Replies: 21
Views: 5,458
Posted By davidg68124
Okie, The reason for the effect is this....

Okie,


The reason for the effect is this. I am using the HSC Virtual axis as a master in a gearing set. WHen I issue the MAM for the Master of the gearing, it is overwritten immediately by the...
Forum: LIVE PLC Questions And Answers May 5th, 2008, 11:05 AM
Replies: 21
Views: 5,458
Posted By davidg68124
Gerry, The physical tooling is set up...

Gerry,


The physical tooling is set up such that the drive rollers are on either side of the Press/Shear. The only time I really need to use the exit encoder is on the last part. As it is...
Forum: LIVE PLC Questions And Answers May 5th, 2008, 10:14 AM
Replies: 4
Views: 1,306
Posted By davidg68124
Go into this variable and copy it to a text file....

Go into this variable and copy it to a text file. Leave it clear and reboot. Then run the install and RSView 32 will install fine. Before restarting, copy the contents of the text file back onto...
Forum: LIVE PLC Questions And Answers May 2nd, 2008, 03:10 PM
Replies: 21
Views: 5,458
Posted By davidg68124
Motion Challenge/Problem

Okay guys,

I have a project where I am using the CompactLogix L43 processor with a SERCOS interface to an Ultra 3000. I also have a 1769-HSC card with 2 auxiliary encoders (Dynapar 1000ct/rev)...
Forum: LIVE PLC Questions And Answers October 30th, 2007, 03:19 PM
Replies: 10
Views: 4,753
Posted By davidg68124
thanks 1_1_1, I amk almost positive they...

thanks 1_1_1,

I amk almost positive they did not set up a vlan. I will have to check into that.
Forum: LIVE PLC Questions And Answers October 30th, 2007, 02:08 PM
Replies: 10
Views: 4,753
Posted By davidg68124
Goes off after 720 days? I have not heard of...

Goes off after 720 days? I have not heard of this.


The only devices that were affected were the ControlLogix ENBT's and the CompactLogix PLC's. FlexLogix and SLC's were not affected. The HMI...
Forum: LIVE PLC Questions And Answers October 30th, 2007, 01:34 PM
Replies: 10
Views: 4,753
Posted By davidg68124
Well, since this is a pharm, redundancy and high...

Well, since this is a pharm, redundancy and high performance are a must.

We use Cisco Catalyst 6506 switches. Redundancy enabled, 3gb backbone with 1GB Fiber Link installed.

There are...
Forum: LIVE PLC Questions And Answers October 30th, 2007, 12:59 PM
Replies: 10
Views: 4,753
Posted By davidg68124
We are not using DHCP with the control systems. ...

We are not using DHCP with the control systems.

When I left here a year ago, this particular control system network was behind a firewall with no general Lan connection. It has been since,...
Showing results 1 to 25 of 313

 
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