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Search: Posts Made By: GaryS
Forum: LIVE PLC Questions And Answers March 8th, 2019, 08:38 PM
Replies: 7
Views: 493
Posted By GaryS
This is the only one that I would go with they...

This is the only one that I would go with
they are designed for lifting and hoisting applications not just a label on a standard drive
Every lift is safety check before and after every move, a ...
Forum: LIVE PLC Questions And Answers March 4th, 2019, 10:22 AM
Replies: 9
Views: 459
Posted By GaryS
Why do all that work just use the HSC rate input...

Why do all that work just use the HSC rate input and then a simple math calculation to in/min
Forum: LIVE PLC Questions And Answers March 3rd, 2019, 03:23 AM
Replies: 34
Views: 2,134
Posted By GaryS
You say the last conveyor is the one that gives...

You say the last conveyor is the one that gives you most trouble. Is also a decline conveyor that meand the conveyor is holding the load back.
First as I have said before your drives are undersized...
Forum: LIVE PLC Questions And Answers March 3rd, 2019, 02:43 AM
Replies: 16
Views: 925
Posted By GaryS
Do you really need a servo controller depending...

Do you really need a servo controller depending your application you may not need a servo at all.
I have been able to us a good vector drive and motor in place of many servo drive systems.
you...
Forum: LIVE PLC Questions And Answers March 3rd, 2019, 02:35 AM
Replies: 12
Views: 653
Posted By GaryS
Just a few thoughts that may help you You sais...

Just a few thoughts that may help you
You sais that you are using an encoder
1 round of the motor : 36000 pulse
If I understand it your encoder delivers 36,000 pulse per motor rev.
Just how...
Forum: LIVE PLC Questions And Answers February 26th, 2019, 07:16 PM
Replies: 17
Views: 686
Posted By GaryS
What you are looking for is called a lighting...

What you are looking for is called a lighting contactor
you can get them in 6 to 12 poles
Forum: LIVE PLC Questions And Answers February 25th, 2019, 08:20 AM
Replies: 15
Views: 757
Posted By GaryS
Your motor failure is probably first turn...

Your motor failure is probably first turn failure. It's common on noinverter duty motors.
you are usually safe to double the base speed of a motor or 120hz I have in past had motors custom balanced...
Forum: LIVE PLC Questions And Answers February 23rd, 2019, 03:09 AM
Replies: 15
Views: 757
Posted By GaryS
A few thoughts on this To answer the first...

A few thoughts on this
To answer the first question
“when running a motor over 60hz, when does the output voltage equal base voltage or max output voltage?”

The effective VFD output voltage...
Forum: LIVE PLC Questions And Answers February 23rd, 2019, 12:00 AM
Replies: 2
Views: 344
Posted By GaryS
In this case vague is an understatement. What are...

In this case vague is an understatement. What are you trying to actually measure or do?

pounds per linear inch

The weight of the open web, the total length of the material on the winder roll or...
Forum: LIVE PLC Questions And Answers February 22nd, 2019, 11:15 PM
Replies: 19
Views: 1,141
Posted By GaryS
I for one have used many of them over the years...

I for one have used many of them over the years and find they work very well.
A few things to consider, don’t over torque them they can break and open up then they don’t hold at all in fact they...
Forum: LIVE PLC Questions And Answers February 21st, 2019, 10:43 PM
Replies: 34
Views: 2,134
Posted By GaryS
F005 is a fault code "Overvoltage" "Monitor the...

F005 is a fault code "Overvoltage"
"Monitor the AC line for high line voltage or transient conditions. Bus overvoltage can also be caused by motor regeneration. Extend the decel time
or install...
Forum: LIVE PLC Questions And Answers February 21st, 2019, 04:22 PM
Replies: 6
Views: 305
Posted By GaryS
The first thing I would recommend is to get your...

The first thing I would recommend is to get your liability insurer involved. Have a good talk with their underwriter, your boss and yourself. Not having the correct safety configuration can expose...
Forum: LIVE PLC Questions And Answers February 21st, 2019, 12:48 PM
Replies: 34
Views: 2,134
Posted By GaryS
I don't know where you are the FLA of 2.25 from...

I don't know where you are the FLA of 2.25 from the link you show clearly shows FLA of 1.25 @ 460V. That would be correct for 1hp motor 2.25 would be almost a 2hp motor
the VFD manual says for the...
Forum: LIVE PLC Questions And Answers February 21st, 2019, 12:16 PM
Replies: 34
Views: 2,134
Posted By GaryS
1.5 * 1.5 = 2.25 that's the VFD calls for but it...

1.5 * 1.5 = 2.25 that's the VFD calls for but it the load is continuous you will overheat the motor even more so at slower speeds. Remember lower motor speed means less air over the motor more heat.
Forum: LIVE PLC Questions And Answers February 21st, 2019, 12:07 PM
Replies: 4
Views: 225
Posted By GaryS
if you swapped the position of 2 modules you must...

if you swapped the position of 2 modules you must reconfigure the I/O tree to match what's there. If they don't match you get the yellow flag and it will not read correctly.
Forum: LIVE PLC Questions And Answers February 21st, 2019, 11:51 AM
Replies: 34
Views: 2,134
Posted By GaryS
What is the motor name plated FLA? that's what...

What is the motor name plated FLA? that's what you go by
the VFD should be set at motor name plate * 1.5
if want to push it then motor name plate FLA * 1.8 this is the max
in no case should...
Forum: LIVE PLC Questions And Answers February 20th, 2019, 08:08 PM
Replies: 34
Views: 2,134
Posted By GaryS
As to your question of what happens if you...

As to your question of what happens if you restart the VFD while it is in Decel
the VFD will just accelerate from where it is up the set point. The same as if you hit the stop command while the VFD...
Forum: LIVE PLC Questions And Answers February 19th, 2019, 04:48 PM
Replies: 34
Views: 2,134
Posted By GaryS
It looks to me like that the drive is overloaded ...

It looks to me like that the drive is overloaded
Extend both the Accel and Decel time will help
there may be a parameter in the drive to limit the motor current during the acceleration time....
Forum: LIVE PLC Questions And Answers February 19th, 2019, 02:15 PM
Replies: 7
Views: 384
Posted By GaryS
I have done many systems similar to that. use a...

I have done many systems similar to that. use a laser measurement system and have a preset for each peace of equipment. Use a button selector panel the operator selects where they want to load and...
Forum: LIVE PLC Questions And Answers February 19th, 2019, 02:03 PM
Replies: 34
Views: 2,134
Posted By GaryS
I did some work up there a while back and t is my...

I did some work up there a while back and t is my understanding that the standard line voltage is 600 v not the 480 v we use down here. you stated the motor in a 480 v while you can use a 480 v motor...
Forum: LIVE PLC Questions And Answers January 28th, 2019, 03:40 PM
Replies: 8
Views: 331
Posted By GaryS
I believe the PLC5 scale the analog inputs in the...

I believe the PLC5 scale the analog inputs in the module read the scaled input value in the block transfer read data table.
you have to find the block transfer write to the module
you will need to...
Forum: LIVE PLC Questions And Answers January 27th, 2019, 09:33 PM
Replies: 33
Views: 1,640
Posted By GaryS
First the 5 amp load on the 2 power legs doesn't...

First the 5 amp load on the 2 power legs doesn't really tell us much we would need to know what the name plate FLA for that pump is 5 amps at 240V would be about 1,200 W about 1.5 hp. No current on...
Forum: LIVE PLC Questions And Answers January 27th, 2019, 05:50 PM
Replies: 9
Views: 569
Posted By GaryS
use a 150V MOV trying to figure out the RC...

use a 150V MOV trying to figure out the RC snubber on an aftermarket it a guessing game at best. You need to experiment with different one to see what works.
for DC use a diode on the coil
Forum: LIVE PLC Questions And Answers January 21st, 2019, 01:37 AM
Replies: 14
Views: 795
Posted By GaryS
Here’s a thought I don’t know if this will...

Here’s a thought
I don’t know if this will work but it would interesting to try it and see.
Most HMI systems today are running on Windows operating system.
You may be able to setup the HMI to...
Forum: LIVE PLC Questions And Answers January 19th, 2019, 10:44 PM
Replies: 15
Views: 1,302
Posted By GaryS
It's called a VPN vestural private network and...

It's called a VPN vestural private network
and if you want to take to the next level the can get an encrypted VPN

The IT guys don't want to use them because they have to do a little work to...
Showing results 1 to 25 of 500

 
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