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Search: Posts Made By: GaryS
Forum: LIVE PLC Questions And Answers May 4th, 2021, 05:39 PM
Replies: 26
Views: 1,619
Posted By GaryS
According to the manual that HSC has a frequency...

According to the manual that HSC has a frequency mode that should work for you
Page 70
it updates the input to the PLC every 1sec
it updates the count register every 10 ms
for what you are...
Forum: LIVE PLC Questions And Answers May 4th, 2021, 02:02 PM
Replies: 26
Views: 1,619
Posted By GaryS
Just a few thoughts The EHC800 is a poor...

Just a few thoughts
The EHC800 is a poor choice for what you are trying to do
It does not except a quadrature input, it is strictly an UP Down Counter
And a rather slow one at that. It is...
Forum: LIVE PLC Questions And Answers May 3rd, 2021, 04:58 PM
Replies: 26
Views: 1,619
Posted By GaryS
A few things that may help you understand You...

A few things that may help you understand
You never stated what HSC card you are using so we have to generalize
The HSC cards all have independent processors to count the input pulses
Some...
Forum: LIVE PLC Questions And Answers April 30th, 2021, 11:53 PM
Replies: 8
Views: 934
Posted By GaryS
The safest way is to contact tech support...

The safest way is to contact tech support activations the can get you through it.

But thus begs the questions Why, you can move the dongle to any computer you need
You only need the dongle to...
Forum: LIVE PLC Questions And Answers April 30th, 2021, 11:48 PM
Replies: 10
Views: 839
Posted By GaryS
First you need to make sure the PID control is...

First you need to make sure the PID control is installed and running correctly
It should be in a Periodic task to update about every 100 ms faster than that and the PID output may have...
Forum: LIVE PLC Questions And Answers April 27th, 2021, 03:38 AM
Replies: 26
Views: 1,619
Posted By GaryS
I did miss the 40K counts but who makes a 10K PPR...

I did miss the 40K counts but who makes a 10K PPR encoder all the ones I have seen are 6K PPR or 24K counts max and they are hard to find
As for the HSC's the have been around for abut 30 years,...
Forum: LIVE PLC Questions And Answers April 26th, 2021, 09:37 PM
Replies: 26
Views: 1,619
Posted By GaryS
Boy did we drift way off on this one the...

Boy did we drift way off on this one
the origenal was to control velocity to get predictable repeatable positioning
and encoder is necessary for both because he is using a hydraulic system that...
Forum: LIVE PLC Questions And Answers April 26th, 2021, 05:42 PM
Replies: 9
Views: 518
Posted By GaryS
This is a bit off the wall but are you sure that...

This is a bit off the wall but are you sure that you don't have another PLC accessing the output on Inputs Rockwell allows up to 3 PLC's to read the Inputs they say that only 1 can write to the...
Forum: LIVE PLC Questions And Answers April 26th, 2021, 03:15 PM
Replies: 26
Views: 1,619
Posted By GaryS
if you have a hydraulic system I assume that you...

if you have a hydraulic system I assume that you are using a hydraulic motor of some sort
can you install a rotary encoder on the motor ?
how about linier encoder or I would look ate a lease...
Forum: LIVE PLC Questions And Answers April 26th, 2021, 02:15 PM
Replies: 26
Views: 1,619
Posted By GaryS
To get the best speed control you should use a...

To get the best speed control you should use a Flux Vector VFD
I would recommend Yaskawa GA800 the higher the PPR the better speed regulation
particularly at lower speeds. I like to use 5000 PPR ...
Forum: LIVE PLC Questions And Answers April 26th, 2021, 12:16 PM
Replies: 9
Views: 518
Posted By GaryS
Have a look at the output configuration you...

Have a look at the output configuration
you can set how they should react when communication is lost
Each output is set separately
Turn ON
Turn OFF
Remain in last state
There may be a...
Forum: LIVE PLC Questions And Answers April 24th, 2021, 07:10 PM
Replies: 1
Views: 285
Posted By GaryS
Installing the software is easy just install the...

Installing the software is easy just install the versions you want
I always start at the bottom and work my way up
Some earlier versions will not work in Windows 10
the activation is the...
Forum: LIVE PLC Questions And Answers April 24th, 2021, 03:38 PM
Replies: 20
Views: 1,248
Posted By GaryS
you are trying to control pressure It sounds...

you are trying to control pressure
It sounds like you are looking for a PID control
set the desired pressure and let the PID set the speed required
Forum: LIVE PLC Questions And Answers April 19th, 2021, 10:24 PM
Replies: 7
Views: 709
Posted By GaryS
Tim I would have close look at the TECO they...

Tim
I would have close look at the TECO
they have exactly what you are looking
not filters as none are necessary, their is no air exchange between the air inside and outside the only moving...
Forum: LIVE PLC Questions And Answers April 19th, 2021, 02:19 AM
Replies: 7
Views: 709
Posted By GaryS
He is where you need to go ...

He is where you need to go

https://www.thermoelectric.com/

Been using them for year's
Forum: LIVE PLC Questions And Answers April 16th, 2021, 12:23 AM
Replies: 18
Views: 1,099
Posted By GaryS
If I am not mistaken you need a run time license...

If I am not mistaken you need a run time license on each machine for either of those
with that many machines that could get to be very expensive
I look else where No runtime license build and...
Forum: LIVE PLC Questions And Answers April 10th, 2021, 06:15 PM
Replies: 13
Views: 1,058
Posted By GaryS
You need a pure sine wave inverter most...

You need a pure sine wave inverter most inverters are square wave electronics don't work with them.
I have a 300W inverted it works fine

here is where I go for mine ...
Forum: LIVE PLC Questions And Answers April 9th, 2021, 12:43 PM
Replies: 4
Views: 436
Posted By GaryS
As Ken said read in both signals, use the Highest...

As Ken said read in both signals, use the Highest or the Lowest depending on your needs and alarm if the difference is to large
Forum: LIVE PLC Questions And Answers April 9th, 2021, 12:37 PM
Replies: 9
Views: 481
Posted By GaryS
50 Different VFD's on hand for spares will be...

50 Different VFD's on hand for spares will be very expensive
then you must consider that you should power then up every few years to keep the cap's formed. I have had drives the when power up after...
Forum: LIVE PLC Questions And Answers April 9th, 2021, 11:31 AM
Replies: 16
Views: 1,105
Posted By GaryS
If I understand you want to copy a single DINT to...

If I understand you want to copy a single DINT to multiple DINT in array
array tag Zone[1] - Zone[20]
if so you are using the wrong function you should be using File Fill i don't have the...
Forum: LIVE PLC Questions And Answers April 8th, 2021, 03:15 PM
Replies: 21
Views: 975
Posted By GaryS
Tim Check on what software you need to edit...

Tim
Check on what software you need to edit Your Panel I believe you need Panel View 32
I know it runs on DOS
Forum: LIVE PLC Questions And Answers April 8th, 2021, 03:09 PM
Replies: 10
Views: 467
Posted By GaryS
contact Rockwell they have a module you plug in...

contact Rockwell they have a module you plug in to do the firmware upgrade
it plugs in the here the eprom plug
power off, plug in module cycle power on wait and power off remove module
I have...
Forum: LIVE PLC Questions And Answers April 7th, 2021, 02:38 AM
Replies: 6
Views: 402
Posted By GaryS
I assume that it is RS485 multi prop network you...

I assume that it is RS485 multi prop network you should be able to connect the new PLC on the same network just make sur you don't duplicate addresses
but if both PLC's are running the same program...
Forum: LIVE PLC Questions And Answers April 7th, 2021, 02:32 AM
Replies: 32
Views: 1,383
Posted By GaryS
It’s clear that we don’t have enough information...

It’s clear that we don’t have enough information to analyze the operation of the code
In this case as I said before the PID controls are all set to manual that means that the output will be the...
Forum: LIVE PLC Questions And Answers April 6th, 2021, 08:10 PM
Replies: 14
Views: 1,007
Posted By GaryS
I wouldn't do it setup a palm button where the...

I wouldn't do it setup a palm button where the operator exit's so all he has to do is just tap it when he passes he still makes the call if it is safe
Showing results 1 to 25 of 500

 
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