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Search: Posts Made By: Steve Bailey
Forum: LIVE PLC Questions And Answers Today, 11:43 AM
Replies: 11
Views: 491
Posted By Steve Bailey
I've used it in several applications. In addition...

I've used it in several applications. In addition to being able to convert GE's SNP protocol, it can also be configured as a Modbus TCP/Modbus RTU converter.
Forum: LIVE PLC Questions And Answers Today, 11:26 AM
Replies: 11
Views: 491
Posted By Steve Bailey
I'm not sure what it will do to your budget, but...

I'm not sure what it will do to your budget, but they have an Ethernet/serial module that will work with the UDR005. Instead of attaching directly to the PLC it mounts on the DIN rail next to it. The...
Forum: LIVE PLC Questions And Answers January 18th, 2019, 01:06 PM
Replies: 27
Views: 797
Posted By Steve Bailey
Your question as phrased is hard to understand. A...

Your question as phrased is hard to understand. A switch that is wired correctly across its NO terminals is understood to be open when in its non-actuated state. Open means there is no current flow...
Forum: LIVE PLC Questions And Answers January 10th, 2019, 05:02 PM
Replies: 13
Views: 588
Posted By Steve Bailey
If you can't get details from the scale...

If you can't get details from the scale manufacturer or distributor, I don't see any other way than to read a string from the scale and decode it yourself.
Having said that, I've had to do what...
Forum: LIVE PLC Questions And Answers January 10th, 2019, 04:30 PM
Replies: 2
Views: 290
Posted By Steve Bailey
Does Rockwell have any free sizing software for...

Does Rockwell have any free sizing software for the Kinetix line? You could contact the automation specialist at your AB distributor and ask for his help in properly selecting the correct size....
Forum: LIVE PLC Questions And Answers January 10th, 2019, 01:06 PM
Replies: 6
Views: 189
Posted By Steve Bailey
I'm pretty sure the PLC's methodology will be...

I'm pretty sure the PLC's methodology will be "last packet wins". I have seen several instances of multiple HMIs connected to the same PLC and have never run across any issues.
I'm equally sure that...
Forum: LIVE PLC Questions And Answers January 10th, 2019, 12:54 PM
Replies: 2
Views: 138
Posted By Steve Bailey
My first suggestion would be to...

My first suggestion would be to uninstall/reinstall Machine Edition. Doing so will not destroy any existing project files you have saved.
Forum: LIVE PLC Questions And Answers January 10th, 2019, 12:43 PM
Replies: 6
Views: 189
Posted By Steve Bailey
The "momentary" specification means that each HMI...

The "momentary" specification means that each HMI writes a 1 to the %M address when an operator touches the screen object (mouse down event) and writes a 0 to the same address when an operator...
Forum: LIVE PLC Questions And Answers January 7th, 2019, 03:35 PM
Replies: 4
Views: 151
Posted By Steve Bailey
You would need to write a communications driver...

You would need to write a communications driver in one of the two protocols native to the CPU. That would GE's SNP protocol or Modbus. Or you could purchase a license for a commercially available...
Forum: LIVE PLC Questions And Answers January 7th, 2019, 03:19 PM
Replies: 4
Views: 151
Posted By Steve Bailey
If your Modbus device can read the %R registers...

If your Modbus device can read the %R registers but not write to them, it could be because you have assigned a security level to the program and the Modbus master can't enter a password.
I know of...
Forum: LIVE PLC Questions And Answers January 6th, 2019, 04:54 PM
Replies: 5
Views: 342
Posted By Steve Bailey
Automation Direct has a few combination PNP/NPN...

Automation Direct has a few combination PNP/NPN models that might work....
Forum: LIVE PLC Questions And Answers January 4th, 2019, 10:54 AM
Replies: 58
Views: 4,294
Posted By Steve Bailey
Reminds me of when one of the mechanics from the...

Reminds me of when one of the mechanics from the shop asked me how tight to torque a bolt on an assembly I had designed. I told him "a half turn before it breaks". He had turned around and was almost...
Forum: LIVE PLC Questions And Answers January 3rd, 2019, 12:04 PM
Replies: 7
Views: 318
Posted By Steve Bailey
You should also check the specs on your...

You should also check the specs on your transmitters. No point in using 16-bit analog input modules if the transmitter's analog output is 12-bit. The same reasoning applies to the VFD's analog input...
Forum: LIVE PLC Questions And Answers January 3rd, 2019, 10:09 AM
Replies: 7
Views: 318
Posted By Steve Bailey
12-bit resolution is one part in 4096. For a...

12-bit resolution is one part in 4096.

For a 0 - 10 volt analog signal that means the smallest detectable increment is 2.44 millivolts (10 volts divided by 4096).

For a 4 - 20 MA analog signal...
Forum: LIVE PLC Questions And Answers January 2nd, 2019, 08:50 PM
Replies: 3
Views: 287
Posted By Steve Bailey
That makes sense. Prefix of 1 is discrete input...

That makes sense. Prefix of 1 is discrete input memory which is read-only. Prefix of zero is discrete output memory which is read-write.
Forum: LIVE PLC Questions And Answers January 2nd, 2019, 08:40 PM
Replies: 11
Views: 927
Posted By Steve Bailey
Now if we were to get into a discussion of the...

Now if we were to get into a discussion of the definition of a "fence"...

The last post makes me think of this:
Install five fenceposts. One at 12 O'clock, one at 3 O'clock, one at 6 O'clock, one...
Forum: LIVE PLC Questions And Answers December 31st, 2018, 02:45 PM
Replies: 9
Views: 567
Posted By Steve Bailey
Glad to hear it worked out. And thank you for...

Glad to hear it worked out. And thank you for following up by reporting your results.
Forum: LIVE PLC Questions And Answers December 30th, 2018, 06:36 PM
Replies: 2
Views: 247
Posted By Steve Bailey
It sounds like you will either have to reinstall...

It sounds like you will either have to reinstall the software or else manually edit the registry. The problem with manually editing the registry is knowing what you will need to manually enter.
...
Forum: LIVE PLC Questions And Answers December 28th, 2018, 07:24 PM
Replies: 9
Views: 567
Posted By Steve Bailey
There was a card that you could install in a PC's...

There was a card that you could install in a PC's ISA bus. It was called a PCIM card. Personal Computer Interface Module.
Forum: LIVE PLC Questions And Answers December 28th, 2018, 05:37 PM
Replies: 11
Views: 927
Posted By Steve Bailey
The solution I was alluding to is two parallel...

The solution I was alluding to is two parallel chords, each of which fences off an area of one quarter of the circle. Having done that, a third fence of the same length as the two chords, properly...
Forum: LIVE PLC Questions And Answers December 28th, 2018, 05:32 PM
Replies: 9
Views: 567
Posted By Steve Bailey
The terminating resistors need to be at the...

The terminating resistors need to be at the physical ends of the network. One end is usually, but not always the Genius Bus Controller.

You can remove any of the drops as long as you maintain the...
Forum: LIVE PLC Questions And Answers December 28th, 2018, 08:24 AM
Replies: 11
Views: 927
Posted By Steve Bailey
0.915*d

0.915*d
Forum: LIVE PLC Questions And Answers December 26th, 2018, 09:34 AM
Replies: 22
Views: 2,707
Posted By Steve Bailey
It is too late for me to edit my post #15, but I...

It is too late for me to edit my post #15, but I want to point out that my suggestion about recruiting an English teacher to proofread was not directed at Phil's post. It was a suggestion to Jeff...
Forum: LIVE PLC Questions And Answers December 26th, 2018, 08:01 AM
Replies: 22
Views: 2,707
Posted By Steve Bailey
Until I saw your post I didn't know that. If...

Until I saw your post I didn't know that.

If you can, recruit an English teacher to proofread all of the text on your website. To me, nothing screams "UNPROFESSIONAL" louder than simple...
Forum: LIVE PLC Questions And Answers December 23rd, 2018, 12:31 PM
Replies: 24
Views: 2,134
Posted By Steve Bailey
For me its any challenge that forces you to think...

For me its any challenge that forces you to think outside of the box. It could be a successful troubleshooting gig where the customer reaction is "how the hell did you ever figure that out". It could...
Showing results 1 to 25 of 500

 
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