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Search: Posts Made By: Firejo
Forum: LIVE PLC Questions And Answers Yesterday, 08:07 PM
Replies: 13
Views: 305
Posted By Firejo
Welcome to the forum. We get a lot of...

Welcome to the forum.
We get a lot of requests for help with homework which most people are happy to help with as long as the person asking is willing to do and show their work. In other words,...
Forum: LIVE PLC Questions And Answers May 22nd, 2020, 10:25 AM
Replies: 13
Views: 383
Posted By Firejo
Without any knowledge of the products you are...

Without any knowledge of the products you are working with this is a guess but from what you are describing you will need to somehow sever the communications to one of the two devices with the...
Forum: LIVE PLC Questions And Answers May 21st, 2020, 04:29 PM
Replies: 10
Views: 639
Posted By Firejo
I didn't catch that the image posted is from the...

I didn't catch that the image posted is from the Device Manager. That changes things. I've seen this before but with a Micro850 and PV800 rather than a CompactLogix. However the problem that I...
Forum: LIVE PLC Questions And Answers May 20th, 2020, 10:42 AM
Replies: 10
Views: 639
Posted By Firejo
Right click on the processor and see if it shows...

Right click on the processor and see if it shows and EDS file to download. It's a bit of a shot in the dark but worth a try.
Forum: LIVE PLC Questions And Answers May 18th, 2020, 10:38 AM
Replies: 7
Views: 488
Posted By Firejo
Most of the people here are willing to help with...

Most of the people here are willing to help with homework as long as you show what you've done so far. Post your work so we can see what you've done so far.
Forum: LIVE PLC Questions And Answers May 14th, 2020, 11:11 AM
Replies: 25
Views: 1,526
Posted By Firejo
That could be a wide variety of things. You're...

That could be a wide variety of things. You're going to have to go online with the unit and see what the error code is
Forum: LIVE PLC Questions And Answers May 13th, 2020, 11:47 AM
Replies: 19
Views: 1,151
Posted By Firejo
Here is another approach

Here is another approach
Forum: LIVE PLC Questions And Answers May 1st, 2020, 10:45 AM
Replies: 16
Views: 903
Posted By Firejo
I don't have any experience using J type...

I don't have any experience using J type thermocouples on slip rings however given that a 0.5 mV change represents a 10 degree C temperature change I wouldn't do it. Even if you find a method that...
Forum: LIVE PLC Questions And Answers April 29th, 2020, 11:31 AM
Replies: 5
Views: 537
Posted By Firejo
Use RSLinx to connect to the processor and see...

Use RSLinx to connect to the processor and see what version it is. If its version 12 you won't be able to program it with CCW 11
Forum: LIVE PLC Questions And Answers April 27th, 2020, 03:54 PM
Replies: 6
Views: 324
Posted By Firejo
I missed that when I looked at it earlier. It...

I missed that when I looked at it earlier. It looks like it does support EthereNet/IP and if you're going to have to purchase an Ethernet module anyway that's a good way to go. Having said that, I...
Forum: LIVE PLC Questions And Answers April 27th, 2020, 11:00 AM
Replies: 6
Views: 324
Posted By Firejo
The M340 with either Ethernet module communicates...

The M340 with either Ethernet module communicates via Modbus TCP/IP and the Rockwell 5380 uses EtherNet/IP. Your best approach is to use a third party device to bridge the two protocols to each...
Forum: LIVE PLC Questions And Answers April 27th, 2020, 10:51 AM
Replies: 5
Views: 496
Posted By Firejo
A few things that come to my mind when looking at...

A few things that come to my mind when looking at 5Vdc vs. 24Vdc.
First is transition time. The time it takes to go from 0 to 5Vdc is much shorter than the time it takes to go from 0 to 24Vdc. ...
Forum: LIVE PLC Questions And Answers April 24th, 2020, 06:52 PM
Replies: 10
Views: 437
Posted By Firejo
Spectrum Controls makes a pretty good device as...

Spectrum Controls makes a pretty good device as well (very easy to use)
Forum: LIVE PLC Questions And Answers April 22nd, 2020, 10:51 AM
Replies: 29
Views: 1,121
Posted By Firejo
So let me make sure I'm clear on this, your...

So let me make sure I'm clear on this, your experience is with Automation direct, you're trying to figure out how to use/program a far more powerful PLC line "quickly" but its the software that is...
Forum: LIVE PLC Questions And Answers April 21st, 2020, 01:29 PM
Replies: 4
Views: 293
Posted By Firejo
I don't know of any products but you are better...

I don't know of any products but you are better of with a VPN via the internet. At very least you will need to go with 4G (3G is going obsolete).
Forum: LIVE PLC Questions And Answers April 21st, 2020, 12:14 PM
Replies: 10
Views: 437
Posted By Firejo
I'm not so sure what you are wanting to do can be...

I'm not so sure what you are wanting to do can be done. If I'm not mistaken, the AB Modbus code is for Modbus TCP (and is very complicated to get working). Going from Modbus TCP to Modbus RTU is...
Forum: LIVE PLC Questions And Answers April 13th, 2020, 11:24 AM
Replies: 8
Views: 871
Posted By Firejo
Radiant cable is also known as "leaky feeder" and...

Radiant cable is also known as "leaky feeder" and it is very expensive to purchase and install.

It is basically coax with holes in the shielding so that the center conductor becomes the...
Forum: LIVE PLC Questions And Answers April 9th, 2020, 08:21 PM
Replies: 8
Views: 871
Posted By Firejo
"Produce/Consume" was originally developed as a...

"Produce/Consume" was originally developed as a "real time I/O" communications protocol that was designed around Ethernet connections with latency times of just a few milliseconds. Because of how...
Forum: LIVE PLC Questions And Answers April 9th, 2020, 07:37 PM
Replies: 18
Views: 1,605
Posted By Firejo
The NEMA rating is the least difficult item to...

The NEMA rating is the least difficult item to deal with when exporting overseas. There are all kinds of regulation that you need to comply with not the least of which is an ECCN (Export Control...
Forum: LIVE PLC Questions And Answers April 8th, 2020, 10:51 AM
Replies: 15
Views: 23,363
Posted By Firejo
I think your posting on a thread that started 11...

I think your posting on a thread that started 11 years ago and finished four years ago. Your best bet is to ask your question in a new thread.
Forum: LIVE PLC Questions And Answers April 7th, 2020, 10:05 AM
Replies: 3
Views: 354
Posted By Firejo
Rockwell has a "Notice of Potential Product...

Rockwell has a "Notice of Potential Product Concern" on this module. If you have an account with Rockwell do a search for "Product Notice 201912001". If you don't have an account with Rockwell...
Forum: LIVE PLC Questions And Answers April 6th, 2020, 11:43 AM
Replies: 5
Views: 573
Posted By Firejo
Sounds like either a supply voltage issue where...

Sounds like either a supply voltage issue where the power supply is failing or a to much current draw.
Forum: LIVE PLC Questions And Answers April 1st, 2020, 10:59 AM
Replies: 6
Views: 364
Posted By Firejo
Interposing relays

Interposing relays
Forum: LIVE PLC Questions And Answers March 27th, 2020, 11:15 AM
Replies: 10
Views: 543
Posted By Firejo
It's easy to forget that Ethernet is a collision...

It's easy to forget that Ethernet is a collision avoidance protocol and the amount of actual data throughput largely depends on how much traffic there is to contend with and what type of traffic it...
Forum: LIVE PLC Questions And Answers March 20th, 2020, 12:43 PM
Replies: 11
Views: 992
Posted By Firejo
If you aren't already planing on it, I would do a...

If you aren't already planing on it, I would do a controlled shut down of your PLC systems and then a controlled start up after things go back to normal (as apposed to simply shutting the power off...
Showing results 1 to 25 of 500

 
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