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Search: Posts Made By: g.mccormick
Forum: LIVE PLC Questions And Answers December 2nd, 2018, 08:18 PM
Replies: 7
Views: 351
Posted By g.mccormick
Get a 232 repeater/isolator?

Get a 232 repeater/isolator?
Forum: LIVE PLC Questions And Answers November 29th, 2018, 06:58 PM
Replies: 5
Views: 201
Posted By g.mccormick
No you do not have a feedback, you have a...

No you do not have a feedback, you have a setpoint. The setpoint is X*oil_flow_rate. Where X is whatever ratio you have to add the additive at. A feedback would be actual additive flow rate. Is...
Forum: LIVE PLC Questions And Answers November 22nd, 2018, 01:21 PM
Replies: 9
Views: 400
Posted By g.mccormick
That should have been lighted and with N.O....

That should have been lighted and with N.O. status contacts
Forum: LIVE PLC Questions And Answers November 22nd, 2018, 08:34 AM
Replies: 9
Views: 400
Posted By g.mccormick
You can also get lighted estop buttons. I like...

You can also get lighted estop buttons. I like to use lighted buttons with no status contacts.
Forum: LIVE PLC Questions And Answers November 16th, 2018, 10:42 AM
Replies: 7
Views: 253
Posted By g.mccormick
Use a differential pressure transmitter with the...

Use a differential pressure transmitter with the low port plumbed to top of tank above highest level of liquid. This way if vapor pressure is pushing down on liquid it is accounted for.
Forum: LIVE PLC Questions And Answers November 11th, 2018, 04:58 PM
Replies: 7
Views: 386
Posted By g.mccormick
Archie you are awesome. I created the function...

Archie you are awesome. I created the function you have posted thank you.

So the function you posted does a byte by byte copy correct? If I then needed the change the endieness for some other...
Forum: LIVE PLC Questions And Answers November 10th, 2018, 09:20 PM
Replies: 7
Views: 386
Posted By g.mccormick
That worked! Can you tell me why that worked and...

That worked! Can you tell me why that worked and no ocnversion functions seemed to? Does the TwinCat not have "correct" converions functions to do this? This works, but it's not very handy.
Forum: LIVE PLC Questions And Answers November 9th, 2018, 09:50 PM
Replies: 7
Views: 386
Posted By g.mccormick
Help with TwinCat2 Modbus read float.

I am trying to get a floating point value into a CX8090 via modbus. The value is being read, but I cannot seem to get it to convert correctly.

The value is 123.0, the CX8090 reads this value via...
Forum: LIVE PLC Questions And Answers November 7th, 2018, 09:32 PM
Replies: 18
Views: 1,158
Posted By g.mccormick
Here is a quick question: Do you know if 24KW...

Here is a quick question: Do you know if 24KW will be enough to keep the tank of 30,000 gallons of liquid 90F when it is 20F (or less) out? Is there flow into/out of tank? Depending on the...
Forum: LIVE PLC Questions And Answers November 6th, 2018, 09:36 PM
Replies: 4
Views: 304
Posted By g.mccormick
No experience with Generac/Asco, but is there a...

No experience with Generac/Asco, but is there a reason you would be looking to go away from Cummins?
Forum: LIVE PLC Questions And Answers October 31st, 2018, 10:01 PM
Replies: 3
Views: 341
Posted By g.mccormick
You're awesome! Thanks!

You're awesome! Thanks!
Forum: LIVE PLC Questions And Answers October 31st, 2018, 02:05 PM
Replies: 12
Views: 686
Posted By g.mccormick
That's my thought also. Safety mats could be...

That's my thought also. Safety mats could be used in different "zones". I'm guessing that you can get mats with different pressure trigger levels correct? You'd need to have the mat not havea ...
Forum: LIVE PLC Questions And Answers October 31st, 2018, 01:56 PM
Replies: 3
Views: 341
Posted By g.mccormick
OT: Excel macro help

Since this is a large collection of very smart people, hopefully someone here can help out my dumb self.
I have an excel sheet that has 3 columns of data.
The first columns is number of points,...
Forum: LIVE PLC Questions And Answers October 31st, 2018, 10:26 AM
Replies: 7
Views: 313
Posted By g.mccormick
Here is another go at it this time totalizing the...

Here is another go at it this time totalizing the pulse count as 32bit integer. Depending on how fast and for how long the counts will be coming in, you would need to add some code to handle...
Forum: LIVE PLC Questions And Answers October 31st, 2018, 10:15 AM
Replies: 7
Views: 313
Posted By g.mccormick
Here is an example that I did in AutomationDirect...

Here is an example that I did in AutomationDirect Productivity Suite. I am totalizing the flow as floating point, however, you could totalize the pulses as 32bit ints and then convert to totals and...
Forum: LIVE PLC Questions And Answers October 30th, 2018, 05:06 PM
Replies: 44
Views: 2,101
Posted By g.mccormick
If this is a magnetic switch, then the normal...

If this is a magnetic switch, then the normal state would be the state when the two pieces are together (ie. door closed).

As for naming, instead of NC or NO you could say closed.

IE: ...
Forum: LIVE PLC Questions And Answers October 30th, 2018, 04:43 PM
Replies: 12
Views: 503
Posted By g.mccormick
Oops. I think I'm the third person to answer the...

Oops. I think I'm the third person to answer the same thing.
Forum: LIVE PLC Questions And Answers October 30th, 2018, 04:42 PM
Replies: 12
Views: 503
Posted By g.mccormick
Shouldnt your source b be the Number of pumps...

Shouldnt your source b be the Number of pumps running? And out destination should also be Number of pumps running. It looks like you are adding 1 + 0 each rung and outputting to number of pumps...
Forum: LIVE PLC Questions And Answers October 30th, 2018, 01:52 PM
Replies: 18
Views: 756
Posted By g.mccormick
Exactly. Figure out what the fault is for, then...

Exactly. Figure out what the fault is for, then work to remedy that. Perhaps under estop conditions, there is output contactors that are opening before the drive is disabled, thus causing the...
Forum: LIVE PLC Questions And Answers October 27th, 2018, 08:59 AM
Replies: 19
Views: 1,359
Posted By g.mccormick
You can get customized enclosures from automation...

You can get customized enclosures from automation direct also. Ive always used jigsaw myself.
Forum: LIVE PLC Questions And Answers October 25th, 2018, 07:02 PM
Replies: 3
Views: 241
Posted By g.mccormick
I don't know anything about WW, but one potential...

I don't know anything about WW, but one potential option it have three valve symbols all stacked on top of each other. The three symbols would all read 3 different bool values and have their on...
Forum: LIVE PLC Questions And Answers October 22nd, 2018, 08:33 PM
Replies: 13
Views: 591
Posted By g.mccormick
I just have this cheap set from AD. Cheap, but...

I just have this cheap set from AD. Cheap, but work exactly as they should....
Forum: LIVE PLC Questions And Answers October 18th, 2018, 01:57 PM
Replies: 1
Views: 133
Posted By g.mccormick
Twincat2 project compare

I have somewhat inherited a large project/projects that have different versions. I was recently asked by a customer what the differences are since they have many different labeled versions at their...
Forum: LIVE PLC Questions And Answers October 18th, 2018, 01:32 PM
Replies: 7
Views: 481
Posted By g.mccormick
Sorry duplicate post

Sorry duplicate post
Forum: LIVE PLC Questions And Answers October 18th, 2018, 01:29 PM
Replies: 7
Views: 481
Posted By g.mccormick
OkiePC. The GS1 does not have PID built in. I...

OkiePC.
The GS1 does not have PID built in. I hava Productivity P1K plc that will do the ocntrol.

Jraef.
Thank you. I will just leave on the VFD and if we go out of town for vacation or...
Showing results 1 to 25 of 500

 
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