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Search: Posts Made By: bernie_carlton
Forum: LIVE PLC Questions And Answers October 16th, 2018, 10:41 PM
Replies: 9
Views: 7,926
Posted By bernie_carlton
Assuming source in V0 and Destination in C0...

Assuming source in V0 and Destination in C0 through C15 use


MOVE V0 C0:UW
Forum: LIVE PLC Questions And Answers October 3rd, 2018, 04:03 PM
Replies: 4
Views: 328
Posted By bernie_carlton
The purpose of the AND instruction is to identify...

The purpose of the AND instruction is to identify the presence of an item at the particular position in the shift register. I haven't tried to determine the purpose of the rest of the code.
Forum: LIVE PLC Questions And Answers October 3rd, 2018, 09:00 AM
Replies: 12
Views: 383
Posted By bernie_carlton
One of the phases from the bad power module is...

One of the phases from the bad power module is missing. This is the same action that would happen to a three phase motor with one phase lead disconnected. The motor can be hand started in either...
Forum: LIVE PLC Questions And Answers October 3rd, 2018, 08:51 AM
Replies: 4
Views: 328
Posted By bernie_carlton
I presume you mean the AND instruction. The A...

I presume you mean the AND instruction. The A argument is being used as a shift register with each '1' indicating a can at a particular position in the process. The B argument indicates exactly which...
Forum: LIVE PLC Questions And Answers October 2nd, 2018, 11:11 PM
Replies: 12
Views: 383
Posted By bernie_carlton
Single phasing?

Single phasing?
Forum: LIVE PLC Questions And Answers September 22nd, 2018, 12:11 PM
Replies: 18
Views: 677
Posted By bernie_carlton
Yes, in order for the hill to ask for information...

Yes, in order for the hill to ask for information from the plc it must use the names that the place knows. The hmi could display information which is not in the plc but then why connect it to the plc?
Forum: LIVE PLC Questions And Answers September 12th, 2018, 04:54 PM
Replies: 10
Cop
Views: 519
Posted By bernie_carlton
Are you trying to move the sum of the values in...

Are you trying to move the sum of the values in those registers to N7:20?
Forum: LIVE PLC Questions And Answers September 11th, 2018, 05:12 PM
Replies: 6
Views: 388
Posted By bernie_carlton
Google 'Gray Code' to better understand what you...

Google 'Gray Code' to better understand what you are seeing. The raw value from the encoder can be confusing. Any images of the code disks from online articles should give you a better feel for the...
Forum: LIVE PLC Questions And Answers September 10th, 2018, 09:59 AM
Replies: 6
Views: 205
Posted By bernie_carlton
I found that some quadrature encoders list their...

I found that some quadrature encoders list their pulse rate assuming your are interpreting as X4.
Forum: LIVE PLC Questions And Answers September 9th, 2018, 11:15 PM
Replies: 4
Views: 325
Posted By bernie_carlton
'rung preceding' generally means the instructions...

'rung preceding' generally means the instructions on the same rung leading up to the instruction in question. These instructions determine the True or False state which controls the operating of the...
Forum: LIVE PLC Questions And Answers August 29th, 2018, 09:21 AM
Replies: 18
Views: 410
Posted By bernie_carlton
If the program in the memory module is not needed...

If the program in the memory module is not needed the just leave it out. Develop your needed application. Make sure to turn off any bits in the processor area which load the memory module on power...
Forum: LIVE PLC Questions And Answers August 27th, 2018, 11:20 PM
Replies: 23
Views: 1,341
Posted By bernie_carlton
OK then. So much for that guess.

OK then. So much for that guess.
Forum: LIVE PLC Questions And Answers August 27th, 2018, 12:49 PM
Replies: 23
Views: 1,341
Posted By bernie_carlton
As pointed out in a welcome PM I was referring to...

As pointed out in a welcome PM I was referring to the serial port on the servo being TTL not the serial port on the Click. Sorry for any confusion.
Forum: LIVE PLC Questions And Answers August 27th, 2018, 08:39 AM
Replies: 23
Views: 1,341
Posted By bernie_carlton
You haven't mentioned it but a review of your...

You haven't mentioned it but a review of your electrical connections from the Click to the drive might be in order. As it mentions in the manual the serial port, while listed as RS232 actually isn't...
Forum: LIVE PLC Questions And Answers August 26th, 2018, 10:57 PM
Replies: 23
Views: 1,341
Posted By bernie_carlton
The manual shows that packetlength and function...

The manual shows that packetlength and function code are combined in one byte. So a four byte transmission is permitted.
Forum: LIVE PLC Questions And Answers August 26th, 2018, 04:06 PM
Replies: 23
Views: 1,341
Posted By bernie_carlton
The test software shows 10-15 thousandths of a...

The test software shows 10-15 thousandths of a second between thee transmissions. It's possible these time delays trigger an action in the drive. Perhaps try to enforce a time separation between the...
Forum: LIVE PLC Questions And Answers August 18th, 2018, 10:23 PM
Replies: 8
Views: 522
Posted By bernie_carlton
I'm not a lawyer but it's probably best not to...

I'm not a lawyer but it's probably best not to take anything tangible (printouts, computer files) with you when leaving a job. You have your memory but be careful about exactly replicating anything...
Forum: LIVE PLC Questions And Answers August 17th, 2018, 11:43 AM
Replies: 16
Views: 1,314
Posted By bernie_carlton
While (numerator % 2)=0 numerator =...

While (numerator % 2)=0
numerator = numerator / 2
denominator = denominator / 2
End while


Or just use metric
Forum: LIVE PLC Questions And Answers August 13th, 2018, 10:16 AM
Replies: 20
Views: 1,097
Posted By bernie_carlton
Swapping integers - let's say you received the...

Swapping integers - let's say you received the two integers into MyInteger[0] and MyInteger [1] Now in two instructions copy MyInteger[0] to MyInteger[3] then copy MyInteger[1] to MyInteger[2]. Now...
Forum: LIVE PLC Questions And Answers August 11th, 2018, 08:31 AM
Replies: 20
Views: 1,097
Posted By bernie_carlton
You may need to swap the two INTs before copying...

You may need to swap the two INTs before copying to the REAL.
Forum: LIVE PLC Questions And Answers August 10th, 2018, 02:46 PM
Replies: 13
Views: 931
Posted By bernie_carlton
Another way would have been to use one N register...

Another way would have been to use one N register for minor faults and another for major faults. Then just test each for non-zero to trigger each overall condition.
Forum: LIVE PLC Questions And Answers August 10th, 2018, 12:19 PM
Replies: 13
Views: 931
Posted By bernie_carlton
Launch your windows calculator. Choose the...

Launch your windows calculator. Choose the 'programmer' mode and hex entry.


Enter the mask for the minor fault MVM. Note which bits are 1 in the binary representatio0n. Do the same for the mask...
Forum: LIVE PLC Questions And Answers August 5th, 2018, 06:17 PM
Replies: 16
Views: 431
Posted By bernie_carlton
It sounds like the emulator is the problem. Your...

It sounds like the emulator is the problem. Your ladder in the jpg is what I would have provided. Set the logic in a subroutine while using the emulator and change the call to the GCD instruction...
Forum: LIVE PLC Questions And Answers August 5th, 2018, 05:00 PM
Replies: 16
Views: 431
Posted By bernie_carlton
No, the result after conversion is not that...

No, the result after conversion is not that obvious (well, except for 0 and 1 in Gray which give 0 and 1 in the converted number). Read up on the logic in the conversion. Actually the logic to go the...
Forum: LIVE PLC Questions And Answers August 5th, 2018, 01:01 PM
Replies: 16
Views: 431
Posted By bernie_carlton
In the last example (post #6) you set bit 11...

In the last example (post #6) you set bit 11 which would be the top bit of a 12 bit encoder. Setting the top bit of an 11 bit encoder (bit 10) would give you a raw value of 1024 and a decoded value...
Showing results 1 to 25 of 500

 
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