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Search: Posts Made By: Mara
Forum: LIVE PLC Questions And Answers February 6th, 2018, 12:51 PM
Replies: 4
Views: 137
Posted By Mara
Or you can do it more simple: RED_Lamp:=...

Or you can do it more simple:

RED_Lamp:= NOT Global_Reset ;

There's no need to use IF instruction at all
Forum: LIVE PLC Questions And Answers February 1st, 2018, 10:47 AM
Replies: 11
Views: 486
Posted By Mara
Not always. For example in cases where you have...

Not always. For example in cases where you have to know position of certain part before other parts can move. Sorry my English but I believe you know what I mean. Of course in most of cases nc is...
Forum: LIVE PLC Questions And Answers January 30th, 2018, 08:54 AM
Replies: 4
Views: 191
Posted By Mara
Not fully sure but this could be solution: ...

Not fully sure but this could be solution:

http://www.arck-sensor.com/products/steel/sirrah/ls08

Also in this case you have feed power to the spreader to power up transmitter
Forum: LIVE PLC Questions And Answers January 19th, 2018, 09:20 AM
Replies: 11
Views: 537
Posted By Mara
What is your target device you are trying to...

What is your target device you are trying to connect to?
Forum: LIVE PLC Questions And Answers January 18th, 2018, 11:48 AM
Replies: 11
Views: 537
Posted By Mara
Patch is working. Did it in this morning. ...

Patch is working. Did it in this morning.

Try this link to download patch:

https://www.beckhoff.com/forms/twincat3/download-patch.asp

edit: Just noticed that link i gave you is exactly the...
Forum: LIVE PLC Questions And Answers January 11th, 2018, 12:00 PM
Replies: 2
Views: 104
Posted By Mara
Why you cannot use declaration editor? You...

Why you cannot use declaration editor?

You can also declare your variables by doing "Global variable list"
Forum: LIVE PLC Questions And Answers December 14th, 2017, 08:00 AM
Replies: 8
Views: 314
Posted By Mara
Werma https://www.werma.com/en/

Werma

https://www.werma.com/en/
Forum: LIVE PLC Questions And Answers December 6th, 2017, 11:10 AM
Replies: 12
Views: 991
Posted By Mara
Don't know about dual voltage motors but pole...

Don't know about dual voltage motors but pole change motors are still very common in crane applications.
Forum: LIVE PLC Questions And Answers November 28th, 2017, 11:47 AM
Replies: 5
Views: 387
Posted By Mara
And you can copy those constants mentioned above...

And you can copy those constants mentioned above from the sample program. I did exactly same mistake when i tried this same sample.

{attribute 'Tc2GvlVarNames'}
VAR_GLOBAL CONSTANT
...
Forum: LIVE PLC Questions And Answers October 31st, 2017, 10:41 AM
Replies: 1
Views: 143
Posted By Mara
I am quite sure that data type cannot be USINT. I...

I am quite sure that data type cannot be USINT. I believe it should be BYTE because of 8 bits?
Forum: LIVE PLC Questions And Answers October 23rd, 2017, 10:31 AM
Replies: 12
Views: 746
Posted By Mara
Stator force is same as rotor force. Root cause...

Stator force is same as rotor force. Root cause to your issue is that you had bypassed low speed. Pole change motors are designed so that they have to be started via low speed.
Forum: LIVE PLC Questions And Answers October 13th, 2017, 10:51 PM
Replies: 5
Views: 415
Posted By Mara
www.dewetron.com They have everything you...

www.dewetron.com

They have everything you need. Probably dewe-43 and some Imi gravity sensors are best solution.
Forum: LIVE PLC Questions And Answers October 12th, 2017, 07:54 AM
Replies: 15
Views: 1,243
Posted By Mara
Off course it depends used cpu but for example...

Off course it depends used cpu but for example Beckhoff CX10xx series minium cycle time is 50 microseconds and therefore i believe that timer can do the same.
Forum: LIVE PLC Questions And Answers October 11th, 2017, 01:12 PM
Replies: 14
Views: 515
Posted By Mara
Okay. In Twincat 3 you can do this with the...

Okay. In Twincat 3 you can do this with the frames. See links below and chapter "switching visualization pages within frames".
...
Forum: LIVE PLC Questions And Answers October 11th, 2017, 10:04 AM
Replies: 14
Views: 515
Posted By Mara
Have you checked CP62XX or CP66XX series yet? ...

Have you checked CP62XX or CP66XX series yet?

https://www.beckhoff.com/english.asp?industrial_pc/cp66xx_xxxx_0020.htm

https://www.beckhoff.com/english.asp?industrial_pc/cp66xx_xxxx_0020.htm
Forum: LIVE PLC Questions And Answers October 4th, 2017, 10:33 AM
Replies: 15
Views: 1,243
Posted By Mara
I am not sure what is your goal with those timers...

I am not sure what is your goal with those timers but are you looking something like this?

Timer1(IN:=NOT Timer2.Q ,PT:=T#4S); //TON timer
Timer2(IN:=Timer1.Q ,PT:=T#10S); //TOF timer
...
Forum: LIVE PLC Questions And Answers September 11th, 2017, 09:44 AM
Replies: 4
Views: 371
Posted By Mara
Maybe this helps(?): ...

Maybe this helps(?):

https://infosys.beckhoff.com/english.php?content=../content/1033/el72x1/1958890251.html&id=
Forum: LIVE PLC Questions And Answers September 9th, 2017, 02:27 AM
Replies: 6
Views: 458
Posted By Mara
John is right. You can't get connected to TC2...

John is right. You can't get connected to TC2 target device with TC3.
Forum: LIVE PLC Questions And Answers September 8th, 2017, 10:57 AM
Replies: 6
Views: 458
Posted By Mara
I am not sure do i remember this right, but on...

I am not sure do i remember this right, but on the add route dialog you have to check "ip address" box. Then you have to start "broadcast search" to find correct target device. After that you have...
Forum: LIVE PLC Questions And Answers August 24th, 2017, 03:00 AM
Replies: 5
Views: 690
Posted By Mara
Like i said. You can run and test your program in...

Like i said. You can run and test your program in your computer without virtual machine even your target system will be WinCe. Just open your plc project, set target system to "local", disable I/O's...
Forum: LIVE PLC Questions And Answers August 21st, 2017, 08:05 AM
Replies: 5
Views: 690
Posted By Mara
I am note sure do I understand your question...

I am note sure do I understand your question right but are you trying to run your plc program in your computer? If you are using tC3 you don't need anything special. Just set your target system to...
Forum: LIVE PLC Questions And Answers August 16th, 2017, 10:21 AM
Replies: 1
Views: 337
Posted By Mara
Did you set your ip-adress as instructed in...

Did you set your ip-adress as instructed in manual?
Forum: LIVE PLC Questions And Answers June 29th, 2017, 11:31 AM
Replies: 10
Views: 378
Posted By Mara
It doesn't matter what is the rated current if...

It doesn't matter what is the rated current if you always have only partial load.

E:shaft torque is the key point
Forum: LIVE PLC Questions And Answers June 29th, 2017, 11:20 AM
Replies: 10
Views: 378
Posted By Mara
Definitely it doesn't work with full load because...

Definitely it doesn't work with full load because all rating values in the motor rating plate are given at motor rated load.

If you doesn't run the motor with the full load it's possible to use...
Forum: LIVE PLC Questions And Answers May 31st, 2017, 10:07 AM
Replies: 2
Views: 403
Posted By Mara
I remember one case where was used analog output...

I remember one case where was used analog output to feed voltage to NTC's and then back to analog input to measure changed voltage over ntc. There was some resistors connected in parallel with ntc...
Showing results 1 to 25 of 39

 
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