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Search: Posts Made By: kekrahulik
Forum: LIVE PLC Questions And Answers February 13th, 2018, 12:49 PM
Replies: 17
Views: 606
Posted By kekrahulik
+1 to everything that Tom Jenkins said. With...

+1 to everything that Tom Jenkins said.

With that said, before you begin the journey, ask yourself if you are truly committed to it. I have known several people who started taking classes, but...
Forum: LIVE PLC Questions And Answers February 7th, 2018, 10:05 AM
Replies: 5
Views: 350
Posted By kekrahulik
Detecting water in compressed airlines

Been burned more than once by a compressed air dryer that failed and allowed wet air into our equipment.

Does anyone have a good sensor that I could mount into our compressed air lines to detect...
Forum: LIVE PLC Questions And Answers February 2nd, 2018, 03:12 PM
Replies: 10
Views: 329
Posted By kekrahulik
Here's an explanation I gave to some one else on...

Here's an explanation I gave to some one else on how I do it with two safety PLC's that have a safety Produce-consume. I would think you could do it similar with some relays. No timers

Two...
Forum: LIVE PLC Questions And Answers February 1st, 2018, 07:19 AM
Replies: 10
Views: 612
Posted By kekrahulik
Can't say that I've ever seen a cabinet isolated...

Can't say that I've ever seen a cabinet isolated from the floor. Unless you have a really unique situation / special hardware etc, I wouldn't worry about it .
Forum: LIVE PLC Questions And Answers January 29th, 2018, 11:09 AM
Replies: 21
Views: 1,026
Posted By kekrahulik
I don't know if there is something specific about...

I don't know if there is something specific about that, but without it you will never know to stop the drive (or starter for non-vfd applications) or not start the drive. That opens the distinct...
Forum: LIVE PLC Questions And Answers January 26th, 2018, 08:14 AM
Replies: 4
Views: 200
Posted By kekrahulik
Hmmm... The motor polarity is normal, but...

Hmmm...

The motor polarity is normal, but the motion polarity is inverted...and it is version 21. So I will make note of that.

Another weird thing about this is that I alter the...
Forum: LIVE PLC Questions And Answers January 25th, 2018, 04:01 PM
Replies: 4
Views: 200
Posted By kekrahulik
I'll give a try the next time I get some downtime...

I'll give a try the next time I get some downtime opportunity
Forum: LIVE PLC Questions And Answers January 25th, 2018, 03:50 PM
Replies: 4
Views: 200
Posted By kekrahulik
5500 Servo Torque Limit

I have an AB 5500 servo that drives an arm up an down. Periodically, a jam occurs that blocks the arm's path with product while the arm is moving. Sometimes the resulting crash causes a timing belt...
Forum: LIVE PLC Questions And Answers January 25th, 2018, 09:51 AM
Replies: 15
Views: 677
Posted By kekrahulik
Your Windows 10 just did an update that isn't...

Your Windows 10 just did an update that isn't playing well with Rockwell. You need to undo the update or Rockwell needs to issue a patch. My IT group is waiting to see what Rockwell might do. In...
Forum: LIVE PLC Questions And Answers January 12th, 2018, 08:10 AM
Replies: 4
Views: 195
Posted By kekrahulik
MSF turns the servo off - you're freewheeling. ...

MSF turns the servo off - you're freewheeling.

MSO turns the servo on - back in control. To answer your question about "offset" really depends on the programming. Assuming the servo doesn't...
Forum: LIVE PLC Questions And Answers January 3rd, 2018, 07:45 AM
Replies: 6
Views: 240
Posted By kekrahulik
Just to clarify - "immediate homing" means that...

Just to clarify - "immediate homing" means that when the drive is given a home command, it will immediately "home" at the current position (it will not try to move to find home). The servo will...
Forum: LIVE PLC Questions And Answers December 29th, 2017, 10:04 AM
Replies: 13
Views: 380
Posted By kekrahulik
In my youth, I remember a wise electrician...

In my youth, I remember a wise electrician telling me that "communications are always the hardest things...people and machines alike"

??? check ethernet settings
??? try messaging a single...
Forum: LIVE PLC Questions And Answers December 29th, 2017, 09:48 AM
Replies: 13
Views: 380
Posted By kekrahulik
Yep. Read and Writes from the CLX with that format

Yep. Read and Writes from the CLX with that format
Forum: LIVE PLC Questions And Answers December 29th, 2017, 09:31 AM
Replies: 13
Views: 380
Posted By kekrahulik
Good info on the multihop. I've used plenty...

Good info on the multihop.

I've used plenty of Ethernet PLC5's and PLC5's with sidecars. I can't say that I've ever had to treat them differently.
Forum: LIVE PLC Questions And Answers December 29th, 2017, 09:19 AM
Replies: 13
Views: 380
Posted By kekrahulik
Not sure if I totally understand your issues...

Not sure if I totally understand your issues but...

PLC5's don't do CIP, but they can communicate over Ethernet.

Anytime I have to establish communication between a CLX and PLC5, I use message...
Forum: LIVE PLC Questions And Answers December 14th, 2017, 10:31 AM
Replies: 10
Views: 911
Posted By kekrahulik
So did this evil thought go through your head:...

So did this evil thought go through your head: Just program the conveyor to never move unless there are two mattresses on it? At least the root cause of the gaps would be obvious.
Forum: LIVE PLC Questions And Answers December 6th, 2017, 02:05 PM
Replies: 25
Views: 813
Posted By kekrahulik
Can't see well water changing temp more than a...

Can't see well water changing temp more than a smidge.

Do you have any data on pressure and flow. My guess is that something is happening to drop the backpressure on the pump (some one opened a...
Forum: LIVE PLC Questions And Answers December 6th, 2017, 11:20 AM
Replies: 11
Views: 250
Posted By kekrahulik
Yep - that will work. Your concern is the...

Yep - that will work. Your concern is the rollover point - that would eliminate it.

just make sure you home it before using it. If it thinks its position is currently 50000 degrees, it will...
Forum: LIVE PLC Questions And Answers December 6th, 2017, 10:19 AM
Replies: 11
Views: 250
Posted By kekrahulik
Is you application just rotating 0-360 degree and...

Is you application just rotating 0-360 degree and back? Ie it never goes more than one revolution?

If so, you could program your servo to be a rotary axis that goes from 0-720 degrees (2...
Forum: LIVE PLC Questions And Answers November 29th, 2017, 07:48 AM
Replies: 3
Views: 248
Posted By kekrahulik
I believe I heard that the new L8x processors can...

I believe I heard that the new L8x processors can have more than one coarse update rate. I don't know if that means more than one motion group?
Forum: LIVE PLC Questions And Answers October 20th, 2017, 08:58 AM
Replies: 2
Views: 280
Posted By kekrahulik
I donít really understand what you are asking. ...

I donít really understand what you are asking. When you say the value is displayed - displayed where???

If you mean on the HIM module, you need to configure that on the HIM. I donít think...
Forum: LIVE PLC Questions And Answers October 20th, 2017, 08:53 AM
Replies: 9
Views: 586
Posted By kekrahulik
I am not experienced in pax, so I canít comment...

I am not experienced in pax, so I canít comment on that

I wonít promise absolutely, but I believe your online values will be uninterrupted
Forum: LIVE PLC Questions And Answers October 19th, 2017, 02:38 PM
Replies: 9
Views: 586
Posted By kekrahulik
I haven't done it in Studio 5000, but I assume it...

I haven't done it in Studio 5000, but I assume it still works like it did for RSLogix 5000......

You can't "partial download" over an existing program/routine, but you can use the export/import...
Forum: LIVE PLC Questions And Answers September 20th, 2017, 10:18 AM
Replies: 34
Views: 2,044
Posted By kekrahulik
An interview should look for three things: Can?...

An interview should look for three things:
Can? Will? Fit?

CAN you do the job? So your skills here are limited, but sell the skills that you have and sell your ability to grow and learn more...
Forum: LIVE PLC Questions And Answers September 20th, 2017, 06:08 AM
Replies: 22
Views: 1,532
Posted By kekrahulik
If you haven't already tried, try launching it as...

If you haven't already tried, try launching it as an administrator
Showing results 1 to 25 of 237

 
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