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Showing results 1 to 25 of 464
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Search: Posts Made By: Pete.S.
Forum: LIVE PLC Questions And Answers November 12th, 2018, 02:43 PM
Replies: 9
Views: 502
Posted By Pete.S.
I guess we have to disagree on the 1 indicator =...

I guess we have to disagree on the 1 indicator = 1 tag :beerchug:
Anyways, I misspoke earlier about the structure. All object such as motors, valves and what not have their own user defined type...
Forum: LIVE PLC Questions And Answers November 12th, 2018, 01:42 PM
Replies: 9
Views: 502
Posted By Pete.S.
I implemented this and it works great, thanks...

I implemented this and it works great, thanks Thomas!
Forum: LIVE PLC Questions And Answers November 12th, 2018, 06:50 AM
Replies: 9
Views: 502
Posted By Pete.S.
It's actually a lot more than 1 address, more...

It's actually a lot more than 1 address, more like 200. And the PLC is in production 24/7 so I'm reprogramming the HMI on the fly. Objects are in FBs and I can't add tags in those on the fly without...
Forum: LIVE PLC Questions And Answers November 11th, 2018, 02:57 PM
Replies: 9
Views: 502
Posted By Pete.S.
Makes sense but I can't do it in this case. The...

Makes sense but I can't do it in this case. The logic has to be in the HMI.
Actually, my next issue is to put it in a faceplate.
Forum: LIVE PLC Questions And Answers November 11th, 2018, 02:42 PM
Replies: 9
Views: 502
Posted By Pete.S.
TIA portal HMI script question

I have a circle that I want to have different colors depending on the value of two different tags.

If it was one tag with a simple bit or something I would define that under Animations >...
Forum: LIVE PLC Questions And Answers October 24th, 2018, 07:50 PM
Replies: 4
Views: 415
Posted By Pete.S.
Awesome, thanks guys! Change the IPs in...

Awesome, thanks guys!


Change the IPs in the hardware config and then download and power recycle - sounds like the way to go so I'll will do that.
Forum: LIVE PLC Questions And Answers October 23rd, 2018, 09:46 AM
Replies: 4
Views: 415
Posted By Pete.S.
Change IP on S7-1500 system?

What is the fastest way to change IP on a Siemens S7-1500 system?

It's a system that is in production and it consists of the CPU, a HMI and I/O. Everything is on profinet.
I don't want an...
Forum: LIVE PLC Questions And Answers June 4th, 2018, 11:31 PM
Replies: 21
Views: 1,319
Posted By Pete.S.
A diode is like a one-way street, current can...

A diode is like a one-way street, current can only go in one direction.

A zener diode will work as a normal diode in one way so current can pass.
In the other way however it will pass current as...
Forum: LIVE PLC Questions And Answers June 4th, 2018, 11:10 PM
Replies: 11
Views: 593
Posted By Pete.S.
Pushing the "Start"-pushbutton sets a bit and...

Pushing the "Start"-pushbutton sets a bit and pushing the "Stop"-pushbutton clears the bit.

Ladder would be:

bit output
---| |--------------( )---

Things like Emergency...
Forum: LIVE PLC Questions And Answers May 26th, 2018, 10:03 AM
Replies: 7
Views: 811
Posted By Pete.S.
Sounds complicated, especially making the KVM...

Sounds complicated, especially making the KVM switch between the thin clients with a touchscreen.

How about one touchscreen, one wyse thin client and a firewall router instead? Then you can...
Forum: LIVE PLC Questions And Answers May 25th, 2018, 05:36 PM
Replies: 7
Views: 811
Posted By Pete.S.
Don't know any DIN mounted KVM switches...

Don't know any DIN mounted KVM switches unfortunately. However normally you don't need any drivers on the KVM switches. They are software agnostic. Thin clients often run some version of linux and...
Forum: LIVE PLC Questions And Answers May 25th, 2018, 12:18 PM
Replies: 6
Views: 736
Posted By Pete.S.
No it's not. You want to encrypt the link not the...

No it's not. You want to encrypt the link not the protocol.

There is a lot more data traffic going on over the link and you need NAT, router and firewall functions as well.

We have used...
Forum: LIVE PLC Questions And Answers April 16th, 2018, 01:22 PM
Replies: 17
Views: 1,147
Posted By Pete.S.
Fiber for sure, it's used everyday for industrial...

Fiber for sure, it's used everyday for industrial use. But don't run multimode for new installations. Just use singlemode for everything. It better and not more expensive these days.

Always...
Forum: LIVE PLC Questions And Answers April 16th, 2018, 01:10 PM
Replies: 4
Views: 386
Posted By Pete.S.
You already answered your own question - just...

You already answered your own question - just measure the temperature.
Forum: LIVE PLC Questions And Answers April 15th, 2018, 07:31 PM
Replies: 6
Views: 814
Posted By Pete.S.
Use Windows 10 Enterprise. Or remove the...

Use Windows 10 Enterprise.

Or remove the gateway in the IP config.

Or block the computers in the firewall from accessing internet.

Or just install Windows 7 or one of the windows server...
Forum: LIVE PLC Questions And Answers April 10th, 2018, 03:05 AM
Replies: 27
Views: 2,550
Posted By Pete.S.
I'd also like to mention that there are a few...

I'd also like to mention that there are a few tools needed to troubleshoot RS485 buses.

1. RS485 transceiver for PC connection
2. Software that can record communication
3. DSO or analog scope
...
Forum: LIVE PLC Questions And Answers April 9th, 2018, 01:26 PM
Replies: 11
Views: 911
Posted By Pete.S.
Put the thing inside an enclosure. Now tools are...

Put the thing inside an enclosure. Now tools are required.
Forum: LIVE PLC Questions And Answers April 9th, 2018, 01:23 PM
Replies: 11
Views: 911
Posted By Pete.S.
Yes, it probably would. Pluggable...

Yes, it probably would.

Pluggable connectors are safe, but not vandalism safe.
Anyone with a screwdriver could swap things around in your electrical cabinet. Or swap pneumatic hoses around on...
Forum: LIVE PLC Questions And Answers April 9th, 2018, 01:16 PM
Replies: 11
Views: 911
Posted By Pete.S.
If it's the highest safety rating the safety...

If it's the highest safety rating the safety PLC/relay will send diagnostic pulses over the contacts so something wired incorrectly would be detected by the safety circuit.
Forum: LIVE PLC Questions And Answers April 8th, 2018, 10:19 PM
Replies: 7
Views: 1,172
Posted By Pete.S.
You need to have a multidisciplinary technical...

You need to have a multidisciplinary technical approach to solve problems like this. Can't just look at the control of the servos.

In my experience it's possible that it's the measuring wheel...
Forum: LIVE PLC Questions And Answers April 7th, 2018, 05:20 AM
Replies: 27
Views: 2,550
Posted By Pete.S.
Oh, this is a classic problem. With 98.4%...

Oh, this is a classic problem.

With 98.4% certainty your problem is that you haven't installed any bias resistors.

In a point to point configuration 4 wire configuration the transmitter on both...
Forum: LIVE PLC Questions And Answers April 4th, 2018, 05:22 PM
Replies: 17
Views: 2,065
Posted By Pete.S.
Since STO circuit on the powerflex 525 is only...

Since STO circuit on the powerflex 525 is only PLd, maybe you should use another drive instead.

I know ABB have PLe on their STO circuits and I'm sure others as well. That's as good as it can get....
Forum: LIVE PLC Questions And Answers March 31st, 2018, 01:46 PM
Replies: 6
Views: 644
Posted By Pete.S.
Why are PID loops with feed forward not more common?

Hi guys!

It seems to me that PID loops with feed forward are underutilized. Maybe it's just me but I think almost every loop would work better with some kind of feed forward component but I seldom...
Forum: LIVE PLC Questions And Answers March 31st, 2018, 01:32 PM
Replies: 2
Views: 530
Posted By Pete.S.
Normally you would set pvsource to manual then...

Normally you would set pvsource to manual then enter the pv you want the input to have. That's done on the analog input or on the PID controller itself. SP (setpoint) value is just to set to whatever...
Forum: LIVE PLC Questions And Answers March 23rd, 2018, 06:22 PM
Replies: 9
Views: 1,761
Posted By Pete.S.
Licence key says Simatic HMI - WinCC...

Licence key says Simatic HMI - WinCC Comfort/Advanced - 14.0

So I guess it's WinCC Advanced.
Showing results 1 to 25 of 464

 
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