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Search: Posts Made By: Steve Bailey
Forum: LIVE PLC Questions And Answers Today, 12:59 PM
Replies: 1
Views: 20
Posted By Steve Bailey
Selecting 4 - 20 mA or enhanced 4 - 20 mA gives...

Selecting 4 - 20 mA or enhanced 4 - 20 mA gives you better resolution.

Set for 4 - 20 mA, a signal of 4 mA results in a value of zero and 20 mA results in a value of 32000 in the %AI address.
Set...
Forum: LIVE PLC Questions And Answers Yesterday, 07:10 AM
Replies: 7
Views: 119
Posted By Steve Bailey
The 90-30 line was introduced in 1990 and was...

The 90-30 line was introduced in 1990 and was recently declared mature. Its successor is the Rx3i platform. Similar in physical size and capability to the Allen Bradley SLC series.
Originally...
Forum: LIVE PLC Questions And Answers May 24th, 2018, 09:41 AM
Replies: 1
Views: 47
Posted By Steve Bailey
Question 1. No, but it does support subroutines...

Question 1. No, but it does support subroutines written in C which could be used. If the project includes a GE HMI, that includes a limited set of string handling instructions. You could create a...
Forum: LIVE PLC Questions And Answers May 23rd, 2018, 04:37 PM
Replies: 4
Views: 136
Posted By Steve Bailey
You don't need to go online with the Quick Panel...

You don't need to go online with the Quick Panel target in order to extract the program from it. By "go online" I mean using that menu item in Proficy Machine Edition. All you need to do is select...
Forum: LIVE PLC Questions And Answers May 22nd, 2018, 02:36 PM
Replies: 12
Views: 388
Posted By Steve Bailey
Have you contacted Sencon tech support? Since...

Have you contacted Sencon tech support? Since this is a sensor designed specifically for the application I would think the manufacturer must have some troubleshooting tips or deployment guidelines,...
Forum: LIVE PLC Questions And Answers May 22nd, 2018, 12:14 PM
Replies: 4
Views: 136
Posted By Steve Bailey
What is the text of the error you get when you...

What is the text of the error you get when you try to extract the project file from the Quick Panel?
The original programmer has the option of only sending the runtime file to the Quick Panel and...
Forum: LIVE PLC Questions And Answers May 21st, 2018, 07:35 AM
Replies: 21
Views: 424
Posted By Steve Bailey
There are always tradeoffs. Chopin is correct...

There are always tradeoffs. Chopin is correct that more frequent sampling will minimize the impact of fluctuations in the rate signal. However, if you will need to totalize over a long time span you...
Forum: LIVE PLC Questions And Answers May 21st, 2018, 06:35 AM
Replies: 21
Views: 424
Posted By Steve Bailey
The subject has been discussed many times. Do a...

The subject has been discussed many times. Do a search of the forum with the keywords "totalizing" or "totalizing" and you will find plenty of information.
Forum: LIVE PLC Questions And Answers May 19th, 2018, 12:53 PM
Replies: 18
Views: 867
Posted By Steve Bailey
Horner's products have free software. ...

Horner's products have free software.
https://hornerautomation.com/
Forum: LIVE PLC Questions And Answers May 19th, 2018, 10:49 AM
Replies: 10
Views: 899
Posted By Steve Bailey
Here it is.

Here it is.
Forum: LIVE PLC Questions And Answers May 17th, 2018, 10:05 AM
Replies: 19
Views: 317
Posted By Steve Bailey
A question to the OP. Why did you assume that...

A question to the OP. Why did you assume that everyone would automatically know that the Cognex is sending its data to an Allen Bradley PLC? A question to alive15 and widelto. How did you know it was...
Forum: LIVE PLC Questions And Answers May 17th, 2018, 09:22 AM
Replies: 19
Views: 317
Posted By Steve Bailey
You're not providing enough information. What is...

You're not providing enough information. What is the scanner sending its data to?
Forum: LIVE PLC Questions And Answers May 17th, 2018, 09:08 AM
Replies: 19
Views: 317
Posted By Steve Bailey
Is this "FIND" command included in the function...

Is this "FIND" command included in the function set of software from Cognex? Or is it included in the device to which the Cognex scanner is transmitting the barcode data?
Forum: LIVE PLC Questions And Answers May 14th, 2018, 11:29 AM
Replies: 16
Views: 531
Posted By Steve Bailey
I'm not willing to do your homework for you. I...

I'm not willing to do your homework for you. I have given you an outline of one way to approach the task. You'll have to take it from there.
Forum: LIVE PLC Questions And Answers May 14th, 2018, 07:15 AM
Replies: 16
Views: 531
Posted By Steve Bailey
A simple six-step sequence. Step 1 is rest...

A simple six-step sequence.
Step 1 is rest state, waiting for input.
Transition from step 1 to step 2 is correct button pressed. If any incorrect button pressed, revert to step 1.
Repeat for steps...
Forum: LIVE PLC Questions And Answers May 13th, 2018, 11:41 AM
Replies: 2
Views: 131
Posted By Steve Bailey
You have a GE Fanuc CNC controller and three...

You have a GE Fanuc CNC controller and three Alpha series amps. I can't read the model of CNC controller. GE and Fanuc dissolved their joint venture at the end of 2010, so your unit predates that....
Forum: LIVE PLC Questions And Answers May 11th, 2018, 01:15 PM
Replies: 7
Views: 387
Posted By Steve Bailey
We're waiting on rick62, not bill4807.

We're waiting on rick62, not bill4807.
Forum: LIVE PLC Questions And Answers May 11th, 2018, 10:19 AM
Replies: 9
Views: 17,224
Posted By Steve Bailey
Interesting that the resurrected zombie thread...

Interesting that the resurrected zombie thread has garnered more responses than the new thread the OP started.
http://www.plctalk.net/qanda/showthread.php?t=115526
Shows the importance of the...
Forum: LIVE PLC Questions And Answers May 10th, 2018, 07:12 PM
Replies: 7
Views: 387
Posted By Steve Bailey
Definitely better to start a new thread than to...

Definitely better to start a new thread than to resurrect one from 2008. I've copied my response from there to here.
Do you have any more details about the controller? Perhaps some pictures....
Forum: LIVE PLC Questions And Answers May 10th, 2018, 06:02 PM
Replies: 9
Views: 17,224
Posted By Steve Bailey
Do you have any more details about the...

Do you have any more details about the controller? Perhaps some pictures.
Fifteen years ago there was still a joint venture called GE Fanuc. GE PLCs were capable of being the controllers for some of...
Forum: LIVE PLC Questions And Answers May 10th, 2018, 05:55 PM
Replies: 12
Views: 390
Posted By Steve Bailey
Given the nature of the way the engineers at GE...

Given the nature of the way the engineers at GE built the COMMREQ function, there is no way around the need to enter data into two locations, namely words three and four of the COMMREQ command block....
Forum: LIVE PLC Questions And Answers May 10th, 2018, 04:40 PM
Replies: 12
Views: 390
Posted By Steve Bailey
Suit yourself. You asked if there was a way to do...

Suit yourself. You asked if there was a way to do it.

I gave you a couple of possibilities.
Forum: LIVE PLC Questions And Answers May 10th, 2018, 04:22 PM
Replies: 12
Views: 390
Posted By Steve Bailey
If you want to do it all in the PLC, (or if your...

If you want to do it all in the PLC, (or if your you don't have a Proficy View development license) create a 6-character STRING variable in the PLC and write the address to that variable such as...
Forum: LIVE PLC Questions And Answers May 10th, 2018, 03:34 PM
Replies: 12
Views: 390
Posted By Steve Bailey
Your best bet may be to create a C function...

Your best bet may be to create a C function block.
As I see it the advantage to your method is that you only have to change one thing, the address of the variable you want to use for the COMMREQ...
Forum: LIVE PLC Questions And Answers May 10th, 2018, 02:17 PM
Replies: 12
Views: 390
Posted By Steve Bailey
Since I don't fully understand what you're trying...

Since I don't fully understand what you're trying to accomplish, all I'm doing is to throw out ideas which you may or may not have already tried.
I've never created one myself, but I know the Rx3i...
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