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Search: Posts Made By: rupej
Forum: LIVE PLC Questions And Answers December 11th, 2018, 10:07 AM
Replies: 5
Views: 235
Posted By rupej
They're generally pretty reliable but they do...

They're generally pretty reliable but they do fail now and then. Like after 10 years or so. If he's got consistently failing cards I would check to make sure there's not some terrible noise or...
Forum: LIVE PLC Questions And Answers December 10th, 2018, 09:53 AM
Replies: 33
Views: 1,324
Posted By rupej
Like others, I learned them in college but fairly...

Like others, I learned them in college but fairly quickly forgot most things about them and have yet to use them since.
Forum: LIVE PLC Questions And Answers December 7th, 2018, 07:35 PM
Replies: 5
Views: 315
Posted By rupej
I recall some issue with the commons or "Not...

I recall some issue with the commons or "Not used" terminal or something with those being wired wrong or possibly missing a jumper causing a lot of signal bouncing around, but it still "works" so...
Forum: LIVE PLC Questions And Answers December 6th, 2018, 09:03 PM
Replies: 13
Views: 512
Posted By rupej
Maybe I'm misunderstanding, but since RSLogix...

Maybe I'm misunderstanding, but since RSLogix 5000 came out in the late 90s you can have mutiple outputs in series on the same rung. So you can have a TON instruction followed by a .TT or .DN bit in...
Forum: LIVE PLC Questions And Answers November 29th, 2018, 06:14 PM
Replies: 5
Views: 200
Posted By rupej
You can't have a PID without a process variable....

You can't have a PID without a process variable. What is the feedback that the PID would be adjusting to?

If you just need the pump speed to be proportional to the flow, a calculation is the only...
Forum: LIVE PLC Questions And Answers November 26th, 2018, 08:56 PM
Replies: 4
Views: 225
Posted By rupej
Yeah, I've played around with the ML1400 web...

Yeah, I've played around with the ML1400 web server. You just type the IP address into your browser- pretty simple. Most Rockwell Ethernet-connected PLCs and devices have something similar.
Forum: LIVE PLC Questions And Answers November 20th, 2018, 07:01 PM
Replies: 6
Views: 225
Posted By rupej
I'm not quite sure what you're asking. IFM is a...

I'm not quite sure what you're asking. IFM is a manufacturer of instruments. They make RTDs and temperature transmitters but not thermocouples, as far as I know. What is the "IFM Module" you are...
Forum: LIVE PLC Questions And Answers November 16th, 2018, 05:03 PM
Replies: 6
Views: 164
Posted By rupej
THANK YOU!!! That was my problem, didn't know to...

THANK YOU!!! That was my problem, didn't know to right-click on 'Alarm Setup'! I swear, I couldn't find it anywhere in the help files or googling.

You're right, editing with xml was painful but...
Forum: LIVE PLC Questions And Answers November 16th, 2018, 03:10 PM
Replies: 15
Views: 300
Posted By rupej
It did for me. Some research revealed that it is...

It did for me. Some research revealed that it is a known issue with those modules.

You're right though, the filter is designed for debounce, but apparently it either doesn't work correctly with...
Forum: LIVE PLC Questions And Answers November 16th, 2018, 09:29 AM
Replies: 6
Views: 164
Posted By rupej
So I have an array of an alarm UDT that has a...

So I have an array of an alarm UDT that has a single bit "Active" that goes high when an alarm is active:

{[CompactLogix]Alarm[1].Active}
{[CompactLogix]Alarm[2].Active}...
Forum: LIVE PLC Questions And Answers November 16th, 2018, 08:59 AM
Replies: 6
Views: 164
Posted By rupej
Import Alarm Triggers in FactoryTalk View ME?

I know how to use excel to copy+paste alarm triggers is the "Messages" tab of the alarm editor, but how the heck do you import the alarm triggers themselves?

The only way I can see is to manually...
Forum: LIVE PLC Questions And Answers November 15th, 2018, 08:58 PM
Replies: 15
Views: 300
Posted By rupej
Did you try removing the filter settings in the...

Did you try removing the filter settings in the module? I'm referring to the module config screen in Logix Designer.
Forum: LIVE PLC Questions And Answers November 15th, 2018, 07:43 PM
Replies: 15
Views: 300
Posted By rupej
We had this problem before... the only fix was to...

We had this problem before... the only fix was to remove the filter in the module setup. Hope it works for you! :thumb:
Forum: LIVE PLC Questions And Answers November 8th, 2018, 06:50 PM
Replies: 18
Views: 1,155
Posted By rupej
So other than the questions about the sizing of...

So other than the questions about the sizing of the heaters themselves, you have a dead simple heater control application.

Turn both heaters on if PV < SP, turn both off if PV >= SP. If you're...
Forum: LIVE PLC Questions And Answers November 3rd, 2018, 12:30 PM
Replies: 7
Views: 494
Posted By rupej
Worked great for me when I converted a 5.1...

Worked great for me when I converted a 5.1 project about a month ago. A much appreciated update for sure.
Forum: LIVE PLC Questions And Answers November 1st, 2018, 07:22 PM
Replies: 30
Views: 1,571
Posted By rupej
I would agree with your thoughts on the LL level...

I would agree with your thoughts on the LL level action to shut off the pump. But at the end of the day if it's their equipment and they understand the risks, then it's their decision and I would go...
Forum: LIVE PLC Questions And Answers October 25th, 2018, 07:21 PM
Replies: 22
Views: 1,501
Posted By rupej
Like others have said, this is to be avoided. One...

Like others have said, this is to be avoided. One way that works well is to clip or zip tie them to the outside of the wireway, usually onto the flexible "fingers". Also, use shielded Enet cable...
Forum: LIVE PLC Questions And Answers October 21st, 2018, 11:14 AM
Replies: 4
Views: 300
Posted By rupej
Really hard to answer without an in-depth...

Really hard to answer without an in-depth knowledge of the company's current state of affairs.
Forum: LIVE PLC Questions And Answers October 15th, 2018, 10:04 PM
Replies: 114
Views: 13,325
Posted By rupej
What you've described is how the Chevy Volt...

What you've described is how the Chevy Volt works, except it uses gas instead of diesel. The catch is that running an gas engine to turn a generator to charge a battery to power an electric motor to...
Forum: LIVE PLC Questions And Answers October 1st, 2018, 07:28 PM
Replies: 4
Views: 342
Posted By rupej
^ yep

^ yep
Forum: LIVE PLC Questions And Answers September 28th, 2018, 08:08 PM
Replies: 2
Views: 263
Posted By rupej
I just make another display with a seperate trend...

I just make another display with a seperate trend object, and the "buttons" that select between them are actually goto display buttons.
Forum: LIVE PLC Questions And Answers September 28th, 2018, 08:29 AM
Replies: 12
Views: 463
Posted By rupej
As stated, it depends on what you are trying to...

As stated, it depends on what you are trying to do...

What exactly is that?
Forum: LIVE PLC Questions And Answers September 26th, 2018, 09:41 AM
Replies: 4
Views: 275
Posted By rupej
I'm not aware of a refresh button built into...

I'm not aware of a refresh button built into FTVME. Honestly, it sounds like there is some other problem going on.

If you really need a refresh type function, you could have a button that triggers...
Forum: LIVE PLC Questions And Answers September 20th, 2018, 08:10 PM
Replies: 10
Views: 514
Posted By rupej
Whoops, good catch there.

Whoops, good catch there.
Forum: LIVE PLC Questions And Answers September 20th, 2018, 10:38 AM
Replies: 10
Views: 514
Posted By rupej
It only matters if the replacement is a lower...

It only matters if the replacement is a lower tier model than the original. The lower models have less memory, not sure if they have a reduced I/O count or not. I would look up the manual- there is a...
Showing results 1 to 25 of 429

 
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