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Search: Posts Made By: g.mccormick
Forum: LIVE PLC Questions And Answers Yesterday, 05:08 PM
Replies: 15
Views: 325
Posted By g.mccormick
There is a distinction... Normally, the...

There is a distinction...

Normally, the neutral is the "grounded" conductor.

The ground though is the "grounding" conductor.

There is a distinction, and the neutral is not always...
Forum: LIVE PLC Questions And Answers Yesterday, 04:36 PM
Replies: 15
Views: 325
Posted By g.mccormick
The breaker box in your home, the neutral is...

The breaker box in your home, the neutral is behind the panel. You have to take the panel apart to get to it, if you take the panel apart, the live bus bars are also exposed. So at that point,...
Forum: LIVE PLC Questions And Answers April 16th, 2019, 08:54 PM
Replies: 23
Views: 1,903
Posted By g.mccormick
Can you explain (as if you are talking to a dumb...

Can you explain (as if you are talking to a dumb baby. :) ) what that would do?
Forum: LIVE PLC Questions And Answers April 11th, 2019, 04:16 PM
Replies: 13
Views: 802
Posted By g.mccormick
Replacing the CX1100-004 may work. That is like...

Replacing the CX1100-004 may work. That is like the power supply and the Ecat connection from the PC to the terminals.
Forum: LIVE PLC Questions And Answers April 11th, 2019, 04:12 PM
Replies: 3
Views: 116
Posted By g.mccormick
The master does, but it will only do consecutive...

The master does, but it will only do consecutive reads for like data types.

So, it sends 3 requests:
Request 1 is for registers 0-32 (which are shorts/16 bit values)
Requsst 2 is for registers...
Forum: LIVE PLC Questions And Answers April 11th, 2019, 03:52 PM
Replies: 3
Views: 116
Posted By g.mccormick
ML1200 RSLogix500, help with data representation to Master

I am using Modbus to read 36 registers from a ML1200. 2 of those registers are suppose to be L11 data and 2 of the registers are F8 data.

Long story short, my master will issue 3 seperate...
Forum: LIVE PLC Questions And Answers April 11th, 2019, 03:40 PM
Replies: 15
Views: 394
Posted By g.mccormick
You could get a click PLC with on-board relay...

You could get a click PLC with on-board relay output, then get a 4chan rtd input card. 2Mins of programming and you'd have it.
Forum: LIVE PLC Questions And Answers April 9th, 2019, 02:23 PM
Replies: 4
Views: 312
Posted By g.mccormick
Your control of the recirc valve can target a...

Your control of the recirc valve can target a pump speed/ pump control output.

Example would be that you would set the recirc control to be reverse acting on pump speed feedback. Target a pump...
Forum: LIVE PLC Questions And Answers April 9th, 2019, 12:52 PM
Replies: 13
Views: 528
Posted By g.mccormick
I didn't know they mde insulated cabinets. You...

I didn't know they mde insulated cabinets. You may be better off buying outdoor cabinet and then insulating it yourself.
Forum: LIVE PLC Questions And Answers April 9th, 2019, 10:52 AM
Replies: 13
Views: 528
Posted By g.mccormick
You probably will need to install an air...

You probably will need to install an air conditioner on the cabinet then. The ac will cool the cabinet and remove moisture.
Forum: LIVE PLC Questions And Answers April 9th, 2019, 10:47 AM
Replies: 11
Views: 388
Posted By g.mccormick
Mark on yours wouldn't the counter value be...

Mark on yours wouldn't the counter value be retentive? So you would need to be sure that whatever is happening with T4:0/DN is ok to start by itself after a reboot if it was on when plc went down.
Forum: LIVE PLC Questions And Answers April 9th, 2019, 09:42 AM
Replies: 11
Views: 388
Posted By g.mccormick
That's fancy and interesting. Thanks!

That's fancy and interesting. Thanks!
Forum: LIVE PLC Questions And Answers April 9th, 2019, 07:48 AM
Replies: 11
Views: 388
Posted By g.mccormick
B3:3 was used in MOV instruction. I had searched...

B3:3 was used in MOV instruction. I had searched for B3:3/4 with no hits (beyond mine), but I did not search for B3:3. Lesson learned.
Forum: LIVE PLC Questions And Answers April 9th, 2019, 07:37 AM
Replies: 11
Views: 388
Posted By g.mccormick
I will leave that post up as a lesson to myself. ...

I will leave that post up as a lesson to myself.

I found the issue and fixed it, there was nothing wrong with the flip flop, there was a mov instruction about 20 rungs below that was setting...
Forum: LIVE PLC Questions And Answers April 9th, 2019, 07:23 AM
Replies: 11
Views: 388
Posted By g.mccormick
Flip flop not working?

I found and fixed issue. B3:3 was used in MOV.
Forum: LIVE PLC Questions And Answers April 8th, 2019, 07:16 AM
Replies: 17
Views: 616
Posted By g.mccormick
It is capable of being done in the PLC also. The...

It is capable of being done in the PLC also. The good thing about doing it in the plc is that if the comms fails or the SCADA plc is offline for some time, then the values will still be being...
Forum: LIVE PLC Questions And Answers March 29th, 2019, 10:23 AM
Replies: 38
Views: 2,035
Posted By g.mccormick
I would agree that the drive must needs to be set...

I would agree that the drive must needs to be set to control torque. If the torque control target is being calculated from some other means, be aware that I believe some things inside the ABB only...
Forum: LIVE PLC Questions And Answers March 29th, 2019, 09:36 AM
Replies: 5
Views: 364
Posted By g.mccormick
FWIW, it appears that Factory Mation is carrying...

FWIW, it appears that Factory Mation is carrying their PLCs

https://www.factorymation.com/LS_XGB_PLC
Forum: LIVE PLC Questions And Answers March 25th, 2019, 11:08 AM
Replies: 16
Views: 665
Posted By g.mccormick
A quick question: I do not have view of the...

A quick question:

I do not have view of the hardware yet, but I am attempting to learn about the ML1200 now (and ordering the comms cable and RS500 software). I see that the controllers ending in...
Forum: LIVE PLC Questions And Answers March 25th, 2019, 05:41 AM
Replies: 16
Views: 665
Posted By g.mccormick
Thank you!

Thank you!
Forum: LIVE PLC Questions And Answers March 24th, 2019, 09:49 PM
Replies: 16
Views: 665
Posted By g.mccormick
If someone wants to PDF this for me, I would...

If someone wants to PDF this for me, I would greatly appreciate it.
Forum: LIVE PLC Questions And Answers March 23rd, 2019, 11:32 AM
Replies: 13
Views: 839
Posted By g.mccormick
Thread hijack here, what is the difference...

Thread hijack here, what is the difference between these two? I may need to buy a rs500 license for connecting to a ml1200.
Forum: LIVE PLC Questions And Answers March 22nd, 2019, 01:19 PM
Replies: 16
Views: 665
Posted By g.mccormick
I was trying to figure out those numbers. It...

I was trying to figure out those numbers. It seems to me like it should work also, thank you.






If I can get RS500, and modify the project I will rework to get all of the data into...
Forum: LIVE PLC Questions And Answers March 22nd, 2019, 09:22 AM
Replies: 16
Views: 665
Posted By g.mccormick
I don't know anything about the LabView system...

I don't know anything about the LabView system other than it is being referred to as "LabView".
Forum: LIVE PLC Questions And Answers March 22nd, 2019, 08:48 AM
Replies: 16
Views: 665
Posted By g.mccormick
Wanting to get data at 10hz seems ridiculous?

Wanting to get data at 10hz seems ridiculous?
Showing results 1 to 25 of 500

 
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