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Search: Posts Made By: Aabeck
Forum: LIVE PLC Questions And Answers Yesterday, 04:52 PM
Replies: 11
Views: 282
Posted By Aabeck
I worked on a SLC that the customer cut the...

I worked on a SLC that the customer cut the connector off an old battery and extended the wires to a battery holder they put on top of the rack. Worked nice and so I replicated it on my home control...
Forum: LIVE PLC Questions And Answers December 10th, 2018, 08:29 PM
Replies: 26
Views: 1,171
Posted By Aabeck
During an inspection of a panel a few years ago I...

During an inspection of a panel a few years ago I was told code does not allow running grounds through aluminum rails, and had to replace all the rails in the panel to get it approved.


Also, for...
Forum: LIVE PLC Questions And Answers December 10th, 2018, 12:21 PM
Replies: 16
Views: 492
Posted By Aabeck
The DB-9 port may be configured for DH-485, not...

The DB-9 port may be configured for DH-485, not RS-232. For that you would need a UIC to connect.

As for the mini8 DIN the ML cable and SLC cables have different amounts of wires in the cable. One...
Forum: LIVE PLC Questions And Answers December 10th, 2018, 12:13 PM
Replies: 33
Views: 1,332
Posted By Aabeck
On my home planet this was standard High School...

On my home planet this was standard High School curriculum.

But I skipped that day, so I am only vaguely familiar with them.

IMPO this is something required to keep a number of college...
Forum: LIVE PLC Questions And Answers December 8th, 2018, 04:46 PM
Replies: 26
Views: 1,171
Posted By Aabeck
I stopped using aluminum rail because it can not...

I stopped using aluminum rail because it can not be used to run a ground through it, and my 'habit' is to use ground terminals instead of DIN anchors.


I did see a promotion a few years back that...
Forum: LIVE PLC Questions And Answers December 6th, 2018, 02:26 PM
Replies: 31
Views: 1,214
Posted By Aabeck
If it's a bit monitor it and use a One-Shot to...

If it's a bit monitor it and use a One-Shot to set a bit to watch

If you want to monitor a value change then compare the variable to Last_Scan_Value_Of_Variable and if not the same then have a...
Forum: LIVE PLC Questions And Answers December 6th, 2018, 01:34 PM
Replies: 31
Views: 1,214
Posted By Aabeck
For what you state, the first rung latches then...

For what you state, the first rung latches then the next rung unlatches, slowing the scan rate wouldn't make any difference. To make sure the unlatch and relatch are noticed in other rungs I would...
Forum: LIVE PLC Questions And Answers December 6th, 2018, 12:30 PM
Replies: 31
Views: 1,214
Posted By Aabeck
If you want a specific command to execute slower...

If you want a specific command to execute slower you could make it a cyclic task, not continuous.

One way to slow the scan would be create a loop in a subroutine that jumped back to itself for a...
Forum: LIVE PLC Questions And Answers December 6th, 2018, 09:18 AM
Replies: 6
Views: 330
Posted By Aabeck
Somehow I never saw the battery link on your...

Somehow I never saw the battery link on your site, good to know.
Forum: LIVE PLC Questions And Answers December 5th, 2018, 12:19 PM
Replies: 10
Views: 455
Posted By Aabeck
When I can't remember the correct resistor, or...

When I can't remember the correct resistor, or don't have one, I wire the coil of a small relay across the indicator. I always have sockets and relays of all voltages with me.
Forum: LIVE PLC Questions And Answers December 5th, 2018, 12:13 PM
Replies: 6
Views: 330
Posted By Aabeck
I buy my batteries from BBM Battery. Just...

I buy my batteries from BBM Battery.

Just checked, 1747-BA still $13.75
Forum: LIVE PLC Questions And Answers November 30th, 2018, 06:56 PM
Replies: 23
Views: 1,236
Posted By Aabeck
1930's technology that is pushed past it's...

1930's technology that is pushed past it's limits. Way past!
Forum: LIVE PLC Questions And Answers November 30th, 2018, 09:19 AM
Replies: 23
Views: 1,236
Posted By Aabeck
After 35 years I still feel tense and expect...

After 35 years I still feel tense and expect something to happen when I turn on the power.

The only time something did happen was when I turned on the switchgear to a new (300 Amp) press and a...
Forum: LIVE PLC Questions And Answers November 30th, 2018, 07:06 AM
Replies: 5
Views: 344
Posted By Aabeck
+1 on the Banner's They can be a life-saver...

+1 on the Banner's

They can be a life-saver when having to update an old machine.
Forum: LIVE PLC Questions And Answers November 29th, 2018, 06:22 AM
Replies: 17
Views: 884
Posted By Aabeck
I have a ControlLogix system I have worked on...

I have a ControlLogix system I have worked on that for the 4 Ethernet racks they are all SLC500 13 slot racks with SLC cards. Not sure why as the SLC racks are larger, and the SLC cards are older...
Forum: LIVE PLC Questions And Answers November 29th, 2018, 06:15 AM
Replies: 2
Views: 189
Posted By Aabeck
If the PLC input has a surge suppressing diode...

If the PLC input has a surge suppressing diode across it your meter current may be going through the diode when the leads are reversed.
Forum: LIVE PLC Questions And Answers November 25th, 2018, 03:03 PM
Replies: 13
Views: 566
Posted By Aabeck
In Windows 10 go to the start menu and right...

In Windows 10 go to the start menu and right click on any one of the games shortcuts, click More> then Open File Location.


The Rockwell folder is: C:\ProgramData\Microsoft\Windows\Start...
Forum: LIVE PLC Questions And Answers November 22nd, 2018, 06:26 PM
Replies: 9
Views: 399
Posted By Aabeck
That's how I read it. Guess I didn't notice the...

That's how I read it. Guess I didn't notice the case and lack of periods when speed-reading it.
Forum: LIVE PLC Questions And Answers November 22nd, 2018, 02:39 PM
Replies: 25
Views: 552
Posted By Aabeck
I just searched YouTube for it and the results I...

I just searched YouTube for it and the results I found all want you to download a Cracker program from an unknown source. If you have a not-networked, disposable PC to try it on I would say try it....
Forum: LIVE PLC Questions And Answers November 22nd, 2018, 12:50 PM
Replies: 25
Views: 552
Posted By Aabeck
The only workaround would be to wipe it as Steve...

The only workaround would be to wipe it as Steve says above.

If you have a printed copy of the program, or maybe an archived copy without a password, you could create a new program copying it,...
Forum: LIVE PLC Questions And Answers November 22nd, 2018, 12:05 PM
Replies: 25
Views: 552
Posted By Aabeck
People here don't like the subject of cracking...

People here don't like the subject of cracking (possibly their) passwords.

But, I do not think Mitsubishi PLC's have a master password. At least I have never heard of them having one.
Forum: LIVE PLC Questions And Answers November 22nd, 2018, 10:03 AM
Replies: 9
Views: 399
Posted By Aabeck
+1 on g_mccormick's idea. I used to work in...

+1 on g_mccormick's idea.

I used to work in a stamping plant where the automatic presses with feedlines could have up to 11 E-Stops on the line. If one was pressed it lit up, so no one had to walk...
Forum: LIVE PLC Questions And Answers November 20th, 2018, 07:30 PM
Replies: 22
Views: 1,089
Posted By Aabeck
To me this sounds like a good candidate for a...

To me this sounds like a good candidate for a smart-relay, or micro-PLC.


A small 4 input, 2 output can be easily programmed to do what you need
Forum: LIVE PLC Questions And Answers November 20th, 2018, 02:40 PM
Replies: 5
Views: 208
Posted By Aabeck
I have all versions from 17 to 29 running on a...

I have all versions from 17 to 29 running on a Windows 10 laptop, and have upgraded to RSLinx 4.0.

The only issue I have ever had was installing RSLinx 3.73 over 3.70, and had to uninstall 3.73...
Forum: LIVE PLC Questions And Answers November 19th, 2018, 12:35 PM
Replies: 4
Views: 320
Posted By Aabeck
I work on a couple of machines with in and out...

I work on a couple of machines with in and out transport carts that share a common track.

They are controlled by a 2 axis Parker CompuMotor servo controller going to 2 servo amplifiers, run by an...
Showing results 1 to 25 of 500

 
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