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Search: Posts Made By: Gene Bond
Forum: LIVE PLC Questions And Answers December 1st, 2019, 07:56 PM
Replies: 9
Views: 459
Posted By Gene Bond
Not necessarily! It could have a common bus...

Not necessarily!

It could have a common bus to share energy from one load to the others, like a web line with payout (braking) and takeup (motoring)... So more information may be required before...
Forum: LIVE PLC Questions And Answers November 26th, 2019, 09:10 PM
Replies: 8
Views: 461
Posted By Gene Bond
Carling has been around in the toggle switch...

Carling has been around in the toggle switch business forever.

I think Cuttler-Hammer use to make them as well. Who knows what company wound up with that product line. They used to be pretty...
Forum: LIVE PLC Questions And Answers November 25th, 2019, 11:13 PM
Replies: 12
Views: 370
Posted By Gene Bond
..or just use a few simple Ethernet Ii/P or...

..or just use a few simple Ethernet Ii/P or Modbus links which are easily changed when/if needed.
Forum: LIVE PLC Questions And Answers November 22nd, 2019, 08:11 PM
Replies: 6
Views: 420
Posted By Gene Bond
That was MY product 40 years ago :yeah: We...

That was MY product 40 years ago :yeah:

We also had a reversing model/series, but it seems they might have dropped it.

If you want reversing, this may be a better product:...
Forum: LIVE PLC Questions And Answers November 22nd, 2019, 08:09 PM
Replies: 6
Views: 420
Posted By Gene Bond
I just wonder how long this needs to be off...

I just wonder how long this needs to be off before it cools down enough to be effective again?
Forum: LIVE PLC Questions And Answers November 15th, 2019, 01:42 PM
Replies: 18
Views: 994
Posted By Gene Bond
The autotune is more for the motor electrical...

The autotune is more for the motor electrical characteristics, rather than the motion/speed control. The motion autotuning comes after you get the motor tuned properly.

For example (from Control...
Forum: LIVE PLC Questions And Answers November 13th, 2019, 05:26 AM
Replies: 6
Views: 556
Posted By Gene Bond
Honestly, by the time you add a new drive and...

Honestly, by the time you add a new drive and Ethernet module for an existing DC motor this small, you might as well change it to AC, unless it's a special motor or something...

If I was stuck...
Forum: LIVE PLC Questions And Answers November 3rd, 2019, 10:19 AM
Replies: 11
Views: 1,134
Posted By Gene Bond
I've been using DoubleCAD for a while now, ever...

I've been using DoubleCAD for a while now, ever since Autodesk refused to accept my licence, which I bought/upgraded 3-4 times over the years. When it went from ~$100 to upgrade the LT version every...
Forum: LIVE PLC Questions And Answers October 30th, 2019, 07:41 PM
Replies: 17
Views: 1,009
Posted By Gene Bond
That was to be my suggestion. I have a few of...

That was to be my suggestion. I have a few of that type around my building for different heat zones.
Forum: LIVE PLC Questions And Answers October 29th, 2019, 09:28 PM
Replies: 5
Views: 556
Posted By Gene Bond
Unidrive SP Forgotten Security Code It is...

Unidrive SP Forgotten Security Code
It is possible to discover the security code stored using the following procedure:
1) Power down the drive
2) Press the rev and down buttons and power up the...
Forum: LIVE PLC Questions And Answers October 20th, 2019, 01:57 PM
Replies: 4
Views: 484
Posted By Gene Bond
I suppose it would help to know the make/model of...

I suppose it would help to know the make/model of the drive...
Forum: LIVE PLC Questions And Answers October 20th, 2019, 08:26 AM
Replies: 4
Views: 484
Posted By Gene Bond
A DC drive is a simple amplifier. If the speed...

A DC drive is a simple amplifier. If the speed reference is 0v the output should be 0v, assuming the minimum speed is set to 0 as well.

If not, the drive is bad.

Try disconnecting the pot...
Forum: LIVE PLC Questions And Answers October 15th, 2019, 08:37 AM
Replies: 8
Views: 570
Posted By Gene Bond
Should be straight forward. The addresses are the...

Should be straight forward. The addresses are the same.

If you want to see a different picture of what addresses are what, you may want to play with a project in CTvue Configurator 3...
Forum: LIVE PLC Questions And Answers October 15th, 2019, 07:39 AM
Replies: 8
Views: 570
Posted By Gene Bond
OK, I was referring to the SK, SP, Unidrive M...

OK, I was referring to the SK, SP, Unidrive M series (General Purpose through High Performance Drives). The Epsilon series is Servo Only.

The CT-RTU protocol is still appropriate, though. I...
Forum: LIVE PLC Questions And Answers October 14th, 2019, 10:07 PM
Replies: 8
Views: 570
Posted By Gene Bond
https://hornerautomation.com/support-files/ ...

https://hornerautomation.com/support-files/
https://hornerautomation.com/downloads/ocs_protocols/CTRTU.exe

Use Menu 22 to map what you want in menu 0

22.060 = 1.021 for example, so Preset...
Forum: LIVE PLC Questions And Answers October 11th, 2019, 05:46 PM
Replies: 8
Views: 570
Posted By Gene Bond
For speed considerations, I map my registers into...

For speed considerations, I map my registers into Menu 0. I usually have 0.060 through 0.063 for my writes (to the drive), and 0.064 to 0.070 for my reads (to the plc).

Also, are you using the CT...
Forum: LIVE PLC Questions And Answers October 9th, 2019, 07:12 AM
Replies: 9
Views: 525
Posted By Gene Bond
I am assuming the drive is regenerative. It...

I am assuming the drive is regenerative.

It sounds like when the load comes off the roll, the drive mis-fires the SCRs, which looks like a short circuit to the line.

I would check the condition...
Forum: LIVE PLC Questions And Answers October 7th, 2019, 06:53 PM
Replies: 10
Views: 517
Posted By Gene Bond
This is what I do on the Control Techniques...

This is what I do on the Control Techniques drives. I map the read and write registers into Menu0 (User Menu), and read/write them from there. Went from ~200ms to ~20ms per drive for 10 registers...
Forum: LIVE PLC Questions And Answers October 7th, 2019, 07:21 AM
Replies: 10
Views: 517
Posted By Gene Bond
Not sure how you are reading/writing registers,...

Not sure how you are reading/writing registers, but if there is a way to read and write them as a block, rather than individually, it will save a ton of time. Sometimes that might mean reading a few...
Forum: LIVE PLC Questions And Answers October 6th, 2019, 04:10 PM
Replies: 3
Views: 344
Posted By Gene Bond
Ohm's Law... Let's say you have a resting...

Ohm's Law...

Let's say you have a resting voltage of 20v. If the battery's internal resistance is 1 ohm, and you charge, the resulting voltage may be 21v, so you have 1v drop on 1ohm, so 1 amp......
Forum: LIVE PLC Questions And Answers October 6th, 2019, 02:24 PM
Replies: 3
Views: 344
Posted By Gene Bond
Only if you know the battery's internal...

Only if you know the battery's internal resistance.
Forum: LIVE PLC Questions And Answers October 3rd, 2019, 07:22 AM
Replies: 18
Views: 642
Posted By Gene Bond
It seems to be up to the slave whether it wants a...

It seems to be up to the slave whether it wants a device address (unit number). Sometimes 0, 1, or 255 are the correct answer. Why they have it still in TCP? Who knows!?
Forum: LIVE PLC Questions And Answers October 2nd, 2019, 11:16 PM
Replies: 1
Views: 274
Posted By Gene Bond
The little Spider Icon, or Debug, Debug/Monitor...

The little Spider Icon, or Debug, Debug/Monitor...
Forum: LIVE PLC Questions And Answers October 2nd, 2019, 11:14 PM
Replies: 4
Views: 328
Posted By Gene Bond
Just about any HMI will have a modbus driver,...

Just about any HMI will have a modbus driver, which is what the Yaskawa drive uses...

If you want more control, use one that has scripting or an HMI/PLC like the Horner, and use the extra I/O on...
Forum: LIVE PLC Questions And Answers September 24th, 2019, 09:57 PM
Replies: 18
Views: 855
Posted By Gene Bond
They used to make them, but the volume is likely...

They used to make them, but the volume is likely the reason most don't anymore.

Like this:...
Showing results 1 to 25 of 378

 
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